| Rank | Greek as First Ancestry Population Percentage ▼ | School District / Population |
| 1. | 10.6% | Skokie-Fairview School District 72 / 6,609 |
| 2. | 8.1% | Lincolnwood School District 74 / 12,422 |
| 3. | 7.5% | Shiloh Village School District 85 / 4,786 |
| 4. | 5.5% | Golf Elementary School District 67 / 6,716 |
| 5. | 5.3% | Norridge School District 80 / 12,811 |
| 6. | 5.2% | East Prairie School District 73 / 4,227 |
| 7. | 5.1% | Bannockburn School District 106 / 2,015 |
| 8. | 4.9% | River Trails School District 26 / 15,926 |
| 9. | 4.7% | Sunset Ridge School District 29 / 4,041 |
| 10. | 4.5% | Niles Elementary School District 71 / 7,765 |
| 11. | 4.4% | Schiller Park School District 81 / 12,817 |
| 12. | 4.4% | Ridgewood Community High School District 234 / 19,068 |
| 13. | 4.4% | Palos Community Consolidated School District 118 / 22,984 |
| 14. | 4.3% | North Palos School District 117 / 27,944 |
| 15. | 4.1% | Niles Township Community High School District 219 / 94,155 |
| 16. | 4.0% | Bloomingdale School District 13 / 13,507 |
| 17. | 3.9% | Northbrook Elementary School District 27 / 11,349 |
| 18. | 3.8% | West Northfield School District 31 / 9,769 |
| 19. | 3.7% | Skokie School District 73-5 / 10,048 |
| 20. | 3.7% | Gower School District 62 / 9,559 |
| 21. | 3.6% | Consolidated High School District 230 / 152,081 |
| 22. | 3.6% | Orland School District 135 / 53,527 |
| 23. | 3.5% | Park Ridge Consolidated Community School District 64 / 40,199 |
| 24. | 3.5% | Palos Heights School District 128 / 10,015 |
| 25. | 3.4% | Morton Grove School District 70 / 8,702 |
| 26. | 3.3% | Hiawatha Community Unit School District 426 / 3,334 |
| 27. | 3.3% | Glenview Community Consolidated School District 34 / 39,322 |
| 28. | 3.2% | Antioch Community Consolidated School District 34 / 22,199 |
| 29. | 3.2% | Barrington Community Unit School District 220 / 44,855 |
| 30. | 3.2% | Northfield Township High School District 225 / 84,738 |
| 31. | 3.2% | Kirby School District 140 / 34,807 |
| 32. | 3.1% | Wood Dale School District 7 / 10,408 |
| 33. | 3.1% | Pleasantdale School District 107 / 8,200 |
| 34. | 3.1% | Elmwood Park Community Unit School District 401 / 24,710 |
| 35. | 3.1% | Itasca School District 10 / 8,983 |
| 36. | 3.0% | Rosemont Elementary School District 78 / 2,112 |
| 37. | 3.0% | LaGrange Highlands School District 106 / 8,855 |
| 38. | 3.0% | Kenilworth School District 38 / 2,970 |
| 39. | 2.9% | Avoca School District 37 / 5,979 |
| 40. | 2.9% | Oak Lawn-Hometown School District 123 / 34,784 |
| 41. | 2.9% | Roselle School District 12 / 7,331 |
| 42. | 2.9% | Northbrook/Glenview School District 30 / 10,790 |
| 43. | 2.8% | Deer Park Community Consolidated School District 82 / 769 |
| 44. | 2.8% | Will County School District 92 / 14,473 |
| 45. | 2.8% | Maine Township High School District 207 / 143,019 |
| 46. | 2.8% | Lincolnshire-Prairieview School District 103 / 13,374 |
| 46. | 2.8% | East Maine School District 63 / 45,409 |
| 48. | 2.7% | Alsip-Hazelgreen-Oaklawn School District 126 / 17,235 |
| 49. | 2.7% | Mount Prospect School District 57 / 19,645 |
| 50. | 2.7% | Dimmick Community Consolidated School District 175 / 1,162 |
| 51. | 2.6% | Lake Park Community High School District 108 / 50,556 |
| 52. | 2.5% | Summit Hill School District 161 / 22,534 |
| 52. | 2.5% | Butler School District 53 / 4,338 |
| 54. | 2.5% | Prospect Heights School District 23 / 18,120 |
| 54. | 2.5% | Addison School District 4 / 37,158 |
| 56. | 2.5% | Thornton School District 154 / 2,883 |
| 57. | 2.4% | Arlington Heights School District 25 / 49,788 |
| 58. | 2.4% | Rockdale School District 84 / 2,132 |
| 59. | 2.4% | Pennoyer School District 79 / 5,428 |
| 60. | 2.3% | East Dubuque Community Unit School District 119 / 4,325 |
| 61. | 2.3% | Frankfort Community Consolidated School District 157C / 16,911 |
| 62. | 2.3% | Hinsdale Community Consolidated School District 181 / 25,590 |
| 62. | 2.3% | Winnetka School District 36 / 11,688 |
| 64. | 2.3% | Flora Community Unit School District 35 / 8,589 |
| 64. | 2.3% | Westchester School District 92-5 / 15,733 |
| 66. | 2.3% | Antioch Community High School District 117 / 43,455 |
| 67. | 2.3% | Glen Ellyn Community Consolidated School District 89 / 21,433 |
| 68. | 2.3% | New Trier Township High School District 203 / 59,234 |
| 69. | 2.3% | Hampton School District 29 / 2,194 |
| 70. | 2.2% | Chicago Ridge School District 127-5 / 13,039 |
| 71. | 2.2% | Riverside School District 96 / 13,570 |
| 72. | 2.2% | Homer Community Consolidated School District 33C / 29,362 |
| 73. | 2.2% | Worth School District 127 / 11,083 |
| 74. | 2.2% | Woodridge School District 68 / 32,135 |
| 75. | 2.2% | Fairfield Public School District 112 / 6,177 |
| 76. | 2.2% | Wilmette School District 39 / 26,126 |
| 77. | 2.1% | Libertyville School District 70 / 18,897 |
| 78. | 2.1% | Community Consolidated School District 59 / 65,516 |
| 78. | 2.1% | Cary Community Consolidated School District 26 / 22,076 |
| 80. | 2.1% | Farrington Community Consolidated School District 99 / 484 |
| 80. | 2.1% | Union Ridge School District 86 / 5,557 |
| 82. | 2.1% | River Grove School District 85-5 / 7,764 |
| 83. | 2.1% | Northbrook School District 28 / 13,508 |
| 83. | 2.1% | Rondout School District 72 / 1,645 |
| 85. | 2.0% | Kings Consolidated School District 144 / 1,060 |
| 86. | 2.0% | Monmouth-Roseville Community Unit School District 238 / 11,091 |
| 86. | 2.0% | Des Plaines Community Consolidated School District 62 / 51,568 |
| 88. | 2.0% | Skokie School District 69 / 17,748 |
| 89. | 2.0% | Downers Grove Grade School District 58 / 52,817 |
| 89. | 2.0% | Libertyville Community High School District 128 / 50,156 |
| 91. | 2.0% | Peotone Community Unit School District 207U / 11,003 |
| 92. | 2.0% | Township High School District 214 / 250,143 |
| 93. | 1.9% | Eureka Community Unit District 140 / 9,638 |
| 93. | 1.9% | Medinah School District 11 / 6,821 |
| 93. | 1.9% | Indian Springs School District 109 / 23,923 |
| 96. | 1.9% | Hinsdale Township High School District 86 / 74,746 |
| 97. | 1.9% | Fenton Community High School District 100 / 29,893 |
| 98. | 1.9% | Community High School District 218 / 120,793 |
| 99. | 1.8% | Frankfort Community Unit School District 168 / 12,002 |
| 99. | 1.8% | Wesclin Community Unit School District 3 / 7,908 |
| 99. | 1.8% | Chaney-Monge School District 88 / 6,168 |
| 102. | 1.8% | Burbank School District 111 / 29,604 |
| 103. | 1.8% | Palatine Community Consolidated School District 15 / 117,475 |
| 103. | 1.8% | Waltham Community Consolidated School District 185 / 2,331 |
| 105. | 1.8% | Mokena School District 159 / 17,461 |
| 106. | 1.8% | Hillside School District 93 / 5,047 |
| 107. | 1.8% | Auburn Community Unit School District 10 / 6,921 |
| 107. | 1.8% | Community High School District 99 / 108,862 |
| 109. | 1.8% | Cass School District 63 / 8,043 |
| 110. | 1.7% | Lockport Township High School District 205 / 74,398 |
| 111. | 1.7% | Emmons School District 33 / 3,470 |
| 112. | 1.7% | Lincoln Way Community High School District 210 / 103,065 |
| 112. | 1.7% | Oak Grove School District 68 / 7,475 |
| 114. | 1.7% | Glen Ellyn School District 41 / 29,865 |
| 114. | 1.7% | Elmhurst School District 205 / 46,303 |
| 116. | 1.7% | Lyons Township High School District 204 / 68,205 |
| 116. | 1.7% | Lake Forest School District 67 / 19,190 |
| 118. | 1.7% | DuPage High School District 88 / 81,353 |
| 119. | 1.7% | Reavis Township High School District 220 / 32,530 |
| 120. | 1.6% | Fox Lake Grade School District 114 / 8,933 |
| 120. | 1.6% | Township High School District 211 / 232,811 |
| 120. | 1.6% | Warren Township High School District 121 / 67,701 |
| 123. | 1.6% | Riverside Brookfield Township School District 208 / 28,767 |
| 123. | 1.6% | LaGrange School District 102 / 25,405 |
| 125. | 1.6% | Forest Ridge School District 142 / 17,479 |
| 126. | 1.6% | Bourbonnais School District 53 / 23,247 |
| 127. | 1.6% | Adlai E. Stevenson High School District 125 / 61,457 |
| 127. | 1.6% | Woodland Community Consolidated School District 50 / 51,177 |
| 129. | 1.6% | Geneva Community Unit School District 304 / 28,498 |
| 130. | 1.6% | Kildeer Countryside Community Consolidated School District 96 / 23,238 |
| 131. | 1.5% | St. Libory Consolidated School District 30 / 825 |
| 132. | 1.5% | Lake Forest Community High School District 115 / 27,343 |
| 132. | 1.5% | Cerro Gordo Community Unit School District 100 / 2,775 |
| 134. | 1.5% | Pecatonica Community Unit School District 321 / 5,293 |
| 135. | 1.5% | Minooka Community Consolidated School District 201 / 20,814 |
| 135. | 1.5% | Schaumburg Community Consolidated School District 54 / 132,253 |
| 135. | 1.5% | Meredosia-Chambersburg Community Unit School District 11 / 1,660 |
| 138. | 1.5% | Fox River Grove Consolidated School District 3 / 4,336 |
| 138. | 1.5% | O'Fallon Township High School District 203 / 37,866 |
| 138. | 1.5% | Oglesby Elementary School District 125 / 4,625 |
| 141. | 1.5% | Crab Orchard Community Unit School District 3 / 2,359 |
| 141. | 1.5% | Leyden Community High School District 212 / 63,851 |
| 141. | 1.5% | Lombard School District 44 / 35,368 |
| 141. | 1.5% | Wood River-Hartford Elementary School District 15 / 6,306 |
| 145. | 1.5% | Kaneland Community Unit School District 302 / 25,110 |
| 146. | 1.5% | Indian Prairie Community Unit School District 204 / 125,546 |
| 147. | 1.4% | Hawthorn Community Consolidated School District 73 / 29,745 |
| 148. | 1.4% | Community Consolidated School District 146 / 25,948 |
| 149. | 1.4% | Goreville Community Unit School District 1 / 2,984 |
| 149. | 1.4% | Gurnee School District 56 / 17,153 |
| 149. | 1.4% | Wauconda Community Unit School District 118 / 26,822 |
| 152. | 1.4% | Pana Community Unit School District 8 / 9,699 |
| 152. | 1.4% | Gavin School District 37 / 7,405 |
| 154. | 1.4% | Argo Community High School District 217 / 39,269 |
| 155. | 1.4% | Lake Villa Community Consolidated School District 41 / 22,475 |
| 155. | 1.4% | Name N/A / 4,750,332 |
| 157. | 1.4% | Oak Lawn Community High School District 229 / 38,679 |
| 158. | 1.3% | Earlville Community Unit School District 9 / 2,725 |
| 159. | 1.3% | Spring Lake Community Consolidated School District 606 / 775 |
| 159. | 1.3% | Deerfield School District 109 / 21,058 |
| 161. | 1.3% | Fairfield Community High School District 225 / 10,396 |
| 162. | 1.3% | Steger School District 194 / 13,309 |
| 163. | 1.3% | Richmond-Burton Community High School District 157 / 11,412 |
| 163. | 1.3% | Forest Park School District 91 / 14,282 |
| 163. | 1.3% | Alden-Hebron School District 19 / 2,888 |
| 163. | 1.3% | Millburn Community Consolidated School District 24 / 8,993 |
| 163. | 1.3% | Nippersink School District 2 / 11,412 |
| 168. | 1.3% | Brookfield School District 95 / 10,919 |
| 168. | 1.3% | Maroa-Forsyth Community Unit School District 2 / 6,762 |
| 168. | 1.3% | Lake Zurich Community Unit School District 95 / 31,304 |
| 168. | 1.3% | Lemont-Bromberek Combined School District 113A / 24,160 |
| 168. | 1.3% | Troy Community Consolidated School District 30C / 36,322 |
| 173. | 1.3% | Lemont Township High School District 210 / 24,464 |
| 173. | 1.3% | Cherry School District 92 / 495 |
| 175. | 1.3% | Evergreen Park Elementary School District 124 / 19,815 |
| 175. | 1.3% | Evergreen Park Community High School District 231 / 19,815 |
| 175. | 1.3% | Unity Point Community Consolidated School District 140 / 5,451 |
| 178. | 1.2% | Glenbard Township High School District 87 / 164,804 |
| 178. | 1.2% | Evanston Community Consolidated School District 65 / 81,872 |
| 178. | 1.2% | Evanston Township High School District 202 / 81,872 |
| 181. | 1.2% | Plainfield School District 202 / 112,788 |
| 182. | 1.2% | Westmont Community Unit School District 201 / 12,639 |
| 182. | 1.2% | Bensenville School District 2 / 19,485 |
| 184. | 1.2% | New Lenox School District 122 / 38,008 |
| 184. | 1.2% | Salt Creek School District 48 / 9,136 |
| 186. | 1.2% | Oak Park Elementary School District 97 / 51,426 |
| 186. | 1.2% | Dwight Common School District 232 / 6,243 |
| 188. | 1.2% | Mundelein Elementary School District 75 / 15,441 |
| 188. | 1.2% | Community Unit School District 200 / 78,853 |
| 190. | 1.2% | Henry-Senachwine Consolidated Unit School District 5 / 3,905 |
| 190. | 1.2% | Naperville Community Unit District 203 / 94,500 |
| 192. | 1.2% | Community Consolidated School District 168 / 10,243 |
| 193. | 1.1% | Genoa-Kingston Community Unit School District 424 / 9,100 |
| 193. | 1.1% | Dwight Township High School District 230 / 6,561 |
| 193. | 1.1% | Cook County School District 130 / 29,252 |
| 193. | 1.1% | Lake Bluff Elementary School District 65 / 7,946 |
| 193. | 1.1% | Oak Park and River Forest District 200 / 62,592 |
| 198. | 1.1% | Lincoln Elementary School District 156 / 7,139 |
| 198. | 1.1% | Grant Community High School District 124 / 35,277 |
| 198. | 1.1% | Taft School District 90 / 3,636 |
| 201. | 1.1% | Sycamore Community Unit School District 427 / 21,820 |
| 201. | 1.1% | Dallas Elementary School District 327 / 2,152 |
| 201. | 1.1% | Grayslake Community High School District 127 / 43,357 |
| 204. | 1.1% | Grayslake Consolidated Community School District 46 / 29,684 |
| 205. | 1.1% | Bradley-Bourbonnais Consolidated High School District 307 / 38,851 |
| 205. | 1.1% | Neponset Community Consolidated District 307 / 846 |
| 207. | 1.1% | Lisle Community Unit School District 202 / 13,379 |
| 207. | 1.1% | Keeneyville School District 20 / 13,914 |
| 207. | 1.1% | Darien School District 61 / 15,935 |
| 210. | 1.1% | Virginia Community Unit School District 64 / 2,389 |
| 210. | 1.1% | Community High School District 155 / 95,975 |
| 212. | 1.1% | Oswego Community Unit School District 308 / 68,241 |
| 212. | 1.1% | Beach Park Community Consolidated School District 3 / 20,497 |
| 214. | 1.0% | Western Springs School District 101 / 9,959 |
| 215. | 1.0% | Fremont School District 79 / 17,415 |
| 215. | 1.0% | Dunlap Community Unit School District 323 / 19,107 |
| 217. | 1.0% | Skokie School District 68 / 19,918 |
| 217. | 1.0% | Big Hollow School District 38 / 13,777 |
| 217. | 1.0% | Lansing School District 158 / 22,671 |
| 217. | 1.0% | Benjamin School District 25 / 6,237 |
| 221. | 1.0% | Lyons School District 103 / 22,451 |
| 221. | 1.0% | Schuyler-Industry Community Unit School District 5 / 7,986 |
| 223. | 1.0% | Township High School District 113 / 58,968 |
| 223. | 1.0% | St. Charles Community Unit School District 303 / 66,890 |
| 223. | 1.0% | Woodstock Community Unit School District 200 / 37,718 |
| 223. | 1.0% | Huntley Consolidated School District 158 / 39,083 |
| 227. | 1.0% | Greenfield Community Unit School District 10 / 2,913 |
| 228. | 1.0% | Riley Community Consolidated School District 18 / 3,489 |
| 228. | 1.0% | Community Consolidated School District 180 / 6,550 |
| 230. | 0.9% | Saratoga Community Consolidated School District 60C / 5,754 |
| 230. | 0.9% | Wilmington Community Unit School District 209U / 9,820 |
| 230. | 0.9% | Lisbon Community Consolidated School District 90 / 804 |
| 233. | 0.9% | Granite City Community Unit School District 9 / 44,580 |
| 233. | 0.9% | West Chicago School District 33 / 30,575 |
| 233. | 0.9% | Illinois Valley Central Unit School District 321 / 13,582 |
| 236. | 0.9% | Maercker School District 60 / 18,075 |
| 237. | 0.9% | Villa Park School District 45 / 35,059 |
| 237. | 0.9% | Laraway Community Consolidated School District 70C / 3,393 |
| 239. | 0.9% | River Forest School District 90 / 11,166 |
| 240. | 0.9% | Sandridge School District 172 / 4,410 |
| 240. | 0.9% | Aptakisic-Tripp Community Consolidated School District / 18,334 |
| 240. | 0.9% | Lick Creek Community Consolidated School District 16 / 1,080 |
| 240. | 0.9% | Iroquois West Community Unit School District 10 / 5,709 |
| 244. | 0.9% | Minooka Community High School District 111 / 35,370 |
| 245. | 0.9% | Eastland Community Unit School District 308 / 4,447 |
| 246. | 0.9% | Arbor Park School District 145 / 12,424 |
| 246. | 0.9% | Joliet Township High School District 204 / 129,911 |
| 246. | 0.9% | School District U-46 / 227,274 |
| 246. | 0.9% | Lexington Community Unit School District 7 / 2,883 |
| 250. | 0.9% | Erie Community Unit School District 1 / 3,891 |
| 250. | 0.9% | Grass Lake School District 36 / 2,759 |
| 250. | 0.9% | Nettle Creek Community Consolidated School District 24C / 860 |
| 250. | 0.9% | Community High School District 94 / 40,762 |
| 254. | 0.8% | Community Unit School District 300 / 107,834 |
| 255. | 0.8% | Winnebago Community Unit School District 323 / 7,718 |
| 256. | 0.8% | O'Fallon Community Consolidated School District 90 / 26,811 |
| 257. | 0.8% | Edwardsville Community Unit School District 7 / 50,001 |
| 258. | 0.8% | Coal City Community Unit School District 1 / 11,258 |
| 258. | 0.8% | Byron Community Unit School District 226 / 7,580 |
| 260. | 0.8% | Mundelein Consolidated High School District 120 / 41,133 |
| 260. | 0.8% | Mount Zion Community Unit School District 3 / 11,951 |
| 262. | 0.8% | Bethalto Consolidated Unit School District 8 / 16,147 |
| 263. | 0.8% | Indian Creek Community Unit District 425 / 4,934 |
| 263. | 0.8% | Queen Bee School District 16 / 17,414 |
| 263. | 0.8% | Bremen Community High School District 228 / 93,470 |
| 266. | 0.8% | Valley View Community Unit School District 365U / 91,548 |
| 266. | 0.8% | Pleasant Hill School District 69 / 1,992 |
| 268. | 0.8% | Mount Olive Community Unit School District 5 / 3,543 |
| 268. | 0.8% | La Harpe Community School District 347 / 2,318 |
| 270. | 0.7% | Meridian Community Unit School District 15 / 6,318 |
| 270. | 0.7% | Berwyn North School District 98 / 23,819 |
| 270. | 0.7% | Du Quoin Community Unit School District 300 / 9,484 |
| 273. | 0.7% | Moline Unit School District 40 / 48,527 |
| 274. | 0.7% | Triad Community Unit School District 2 / 20,518 |
| 275. | 0.7% | DeKalb Community Unit School District 428 / 51,421 |
| 275. | 0.7% | Champaign Community Unit School District 4 / 91,656 |
| 275. | 0.7% | Bond County Community Unit School District 2 / 14,399 |
| 275. | 0.7% | North Pekin-Marquette Heights School District 102 / 5,168 |
| 279. | 0.7% | La Moille Community Unit School District 303 / 2,027 |
| 280. | 0.7% | V.I.T. Community Unit School District 2 / 2,518 |
| 280. | 0.7% | Millstadt Consolidated Community School District 160 / 9,209 |
| 280. | 0.7% | Crystal Lake Community Consolidated School District 47 / 61,959 |
| 280. | 0.7% | Tuscola Community Unit School District 301 / 5,749 |
| 280. | 0.7% | Somonauk Community Unit School District 432 / 4,889 |
| 280. | 0.7% | Chicago Public School District 299 / 2,703,477 |
| 286. | 0.7% | Bloom Township High School District 206 / 64,197 |
| 286. | 0.7% | Rock Island School District 41 / 45,098 |
| 286. | 0.7% | Dakota Community Unit School District 201 / 4,419 |
| 289. | 0.7% | Wheeling Community Consolidated School District 21 / 65,346 |
| 289. | 0.7% | Sherrard Community Unit School District 200 / 9,197 |
| 291. | 0.7% | Glencoe School District 35 / 8,430 |
| 291. | 0.7% | Westville Community Unit School District 2 / 6,741 |
| 291. | 0.7% | Streator Elementary School District 44 / 17,288 |
| 291. | 0.7% | East Alton-Wood River Community High School District 14 / 14,121 |
| 291. | 0.7% | Mascoutah Community Unit School District 19 / 16,984 |
| 296. | 0.7% | Community Consolidated School District 93 / 34,289 |
| 296. | 0.7% | LaSalle-Peru Township High School District 120 / 29,191 |
| 296. | 0.7% | Galena Unit School District 120 / 5,628 |
| 296. | 0.7% | Prairie Grove Community School District 46 / 7,604 |
| 296. | 0.7% | Thornton Fractional Township High School District 215 / 59,426 |
| 296. | 0.7% | Joliet Public School District 86 / 86,698 |
| 296. | 0.7% | Harmony Emge School District 175 / 9,740 |
| 296. | 0.7% | Wayne City Community Unit School District 100 / 3,129 |
| 296. | 0.7% | Pontiac-William Holliday School District 105 / 8,048 |
| 305. | 0.6% | Central Community Unit School District 301 / 17,009 |
| 305. | 0.6% | Yorkville Community Unit School District 115 / 26,231 |
| 307. | 0.6% | Monticello Community Unit School District 25 / 8,871 |
| 307. | 0.6% | Beecher Community Unit School District 200U / 6,242 |
| 307. | 0.6% | Richland School District 88A / 10,559 |
| 310. | 0.6% | Central School District 51 / 6,993 |
| 310. | 0.6% | Alton Community Unit School District 11 / 49,040 |
| 310. | 0.6% | Paxton-Buckley-Loda Community Unit School District 10 / 8,694 |
| 310. | 0.6% | Rochelle Community Consolidated District 231 / 13,686 |
| 310. | 0.6% | Batavia Unit School District 101 / 31,902 |
| 310. | 0.6% | Ridgeland School District 122 / 21,095 |
| 316. | 0.6% | Marquardt School District 15 / 26,435 |
| 317. | 0.6% | Prairie Central Community Unit School District 8 / 11,810 |
| 317. | 0.6% | Rochelle Township High School District 212 / 17,552 |
| 317. | 0.6% | Willow Springs School District 108 / 3,358 |
| 317. | 0.6% | Streator Township High School District 40 / 18,882 |
| 321. | 0.6% | Lawrence County Community Unit District 20 / 8,771 |
| 321. | 0.6% | Belvidere Consolidated Unit School District 100 / 44,786 |
| 321. | 0.6% | North Shore School District 112 / 35,908 |
| 324. | 0.6% | North Chicago School District 187 / 31,655 |
| 324. | 0.6% | United Township High School District 30 / 40,413 |
| 326. | 0.6% | Zion-Benton Township High School District 126 / 44,495 |
| 326. | 0.6% | Chadwick-Milledgeville Community Unit School District 399 / 3,513 |
| 328. | 0.6% | Riverview Consolidated Community School District 2 / 2,875 |
| 328. | 0.6% | Dongola School Unit District 66 / 1,849 |
| 328. | 0.6% | Riverdale Community Unit School District 100 / 6,535 |
| 331. | 0.6% | River Ridge Community Unit School District 210 / 4,050 |
| 331. | 0.6% | Morris Community High School District 101 / 18,658 |
| 331. | 0.6% | Proviso Township High School District 209 / 126,153 |
| 331. | 0.6% | Braceville School District 75 / 1,452 |
| 335. | 0.5% | Orion Community Unit School District 223 / 6,384 |
| 335. | 0.5% | McLean County Unit School District 5 / 91,069 |
| 335. | 0.5% | Sunnybrook School District 171 / 10,756 |
| 335. | 0.5% | Woodland Community Unit School District 5 / 3,064 |
| 335. | 0.5% | Dixon Unit School District 170 / 22,961 |
| 335. | 0.5% | Grand Prairie Community Consolidated School District 6 / 936 |
| 341. | 0.5% | Illini West High School District 307 / 8,749 |
| 341. | 0.5% | Bement Community Unit School District 5 / 2,780 |
| 341. | 0.5% | Valmeyer Community Unit School District 3 / 2,938 |
| 341. | 0.5% | Williamsville Community Unit School District 15 / 7,209 |
| 341. | 0.5% | Franklin Park School District 84 / 10,955 |
| 341. | 0.5% | Sandwich Community Unit School District 430 / 14,462 |
| 347. | 0.5% | River Bend Community Unit District 2 / 6,730 |
| 347. | 0.5% | Roxana Community Unit School District 1 / 12,394 |
| 347. | 0.5% | Aurora West Unit School District 129 / 77,301 |
| 347. | 0.5% | Carbondale Community High School District 165 / 37,283 |
| 347. | 0.5% | Kankakee School District 111 / 33,072 |
| 347. | 0.5% | East Moline School District 37 / 26,788 |
| 353. | 0.5% | Homewood School District 153 / 15,669 |
| 353. | 0.5% | Effingham Community Unit School District 40 / 20,506 |
| 353. | 0.5% | Decatur School District 61 / 72,603 |
| 353. | 0.5% | McHenry Community Consolidated School District 15 / 42,090 |
| 353. | 0.5% | Canton Union School District 66 / 18,029 |
| 353. | 0.5% | Cowden-Herrick Community Unit School District 3A / 2,424 |
| 359. | 0.5% | Berwyn South School District 100 / 31,765 |
| 359. | 0.5% | Silvis School District 34 / 5,347 |
| 359. | 0.5% | Mahomet-Seymour Community Unit School District 3 / 13,793 |
| 359. | 0.5% | Marengo Community High School District 154 / 13,969 |
| 363. | 0.5% | Urbana School District 116 / 50,537 |
| 363. | 0.5% | West Carroll Community Unit School District 314 / 8,728 |
| 365. | 0.5% | Belleville School District 118 / 37,204 |
| 365. | 0.5% | McHenry Community High School District 156 / 45,205 |
| 365. | 0.5% | Peoria Heights Community Unit School District 325 / 7,512 |
| 365. | 0.5% | Diamond Lake School District 76 / 8,598 |
| 365. | 0.5% | Summersville School District 79 / 1,859 |
| 365. | 0.5% | Spring Valley Community Consolidated School District 99 / 6,029 |
| 365. | 0.5% | Country Club Hills School District 160 / 12,204 |
| 372. | 0.5% | Colona School District 190 / 4,169 |
| 372. | 0.5% | Ottawa Elementary School District 141 / 20,036 |
| 372. | 0.5% | West Lincoln-Broadwell Elementary School District 92 / 5,537 |
| 372. | 0.5% | Heyworth Community Unit School District 4 / 4,917 |
| 376. | 0.5% | Christopher Community Unit School District 99 / 4,658 |
| 376. | 0.5% | LaGrange School District 105 / 12,064 |
| 376. | 0.5% | Summit School District 104 / 12,164 |
| 376. | 0.5% | Montmorency Community Consolidated School District 145 / 2,524 |
| 376. | 0.5% | Argenta-Oreana Community Unit School District 1 / 4,371 |
| 376. | 0.5% | Riverton Community Unit School District 14 / 8,128 |
| 382. | 0.4% | Midlothian School District 143 / 14,884 |
| 382. | 0.4% | Murphysboro Community Unit School District 186 / 15,300 |
| 384. | 0.4% | Gillespie Community Unit School District 7 / 7,990 |
| 384. | 0.4% | Ball-Chatham Community Unit School District 5 / 26,074 |
| 384. | 0.4% | Rankin Community School District 98 / 3,709 |
| 387. | 0.4% | Carbondale Elementary School District 95 / 27,628 |
| 387. | 0.4% | Homewood-Flossmoor Community High School District 233 / 38,387 |
| 387. | 0.4% | Elmwood Community Unit School District 322 / 3,921 |
| 387. | 0.4% | Oregon Community Unit School District 220 / 10,898 |
| 391. | 0.4% | Putnam County Community Unit School District 535 / 5,397 |
| 391. | 0.4% | Grant Community Consolidated School District 110 / 7,659 |
| 391. | 0.4% | Ashley Community Consolidated School District 15 / 2,211 |
| 391. | 0.4% | Hamilton Community Consolidated School District 328 / 3,967 |
| 395. | 0.4% | Flanagan-Cornell District 74 / 1,704 |
| 395. | 0.4% | Bethel School District 82 / 990 |
| 395. | 0.4% | Herscher Community Unit School District 2 / 10,616 |
| 395. | 0.4% | Manhattan School District 114 / 9,151 |
| 395. | 0.4% | Brown County Community Unit School District 1 / 6,896 |
| 400. | 0.4% | Warrensburg-Latham Community Unit District 11 / 6,374 |
| 400. | 0.4% | Hall High School District 502 / 9,213 |
| 400. | 0.4% | Nashville Consolidated Community School District 49 / 5,602 |
| 400. | 0.4% | Rutland Community Consolidated School District 230 / 865 |
| 404. | 0.4% | Chicago Heights School District 170 / 24,842 |
| 404. | 0.4% | Rochester Community Unit School District 3A / 10,150 |
| 404. | 0.4% | Kewanee Community Unit School District 229 / 10,284 |
| 404. | 0.4% | Peru Elementary School District 124 / 10,434 |
| 404. | 0.4% | Belleville Township High School District 201 / 107,228 |
| 404. | 0.4% | Oak Grove School District 68 / 3,962 |
| 404. | 0.4% | Bushnell-Prairie City Community Unit School District 170 / 4,507 |
| 404. | 0.4% | Carlinville Community Unit School District 1 / 9,101 |
| 404. | 0.4% | Matteson Elementary School District 162 / 24,435 |
| 404. | 0.4% | Mannheim School District 83 / 21,696 |
| 414. | 0.4% | Atwood Heights School District 125 / 7,014 |
| 414. | 0.4% | Winthrop Harbor School District 1 / 6,638 |
| 414. | 0.4% | Rockton School District 140 / 11,337 |
| 414. | 0.4% | Central City School District 133 / 2,183 |
| 414. | 0.4% | Lena-Winslow Community Unit School District 202 / 4,898 |
| 414. | 0.4% | South Fork School District 14 / 2,583 |
| 414. | 0.4% | ROWVA Community Unit School District 208 / 4,053 |
| 414. | 0.4% | Eldorado Community Unit School District 4 / 7,364 |
| 414. | 0.4% | Momence Community Unit School District 1 / 7,289 |
| 414. | 0.4% | Webber Township High School District 204 / 3,025 |
| 414. | 0.4% | Flossmoor School District 161 / 22,229 |
| 414. | 0.4% | Grayville Community Unit School District 1 / 2,269 |
| 414. | 0.4% | Porta Community Unit School District 202 / 6,840 |
| 427. | 0.4% | Pontiac Community Consolidated School District 429 / 13,690 |
| 427. | 0.4% | Tri-City Community Unit School District 1 / 3,064 |
| 427. | 0.4% | Morton Community Unit School District 709 / 18,698 |
| 427. | 0.4% | Waukegan Community Unit School District 60 / 84,428 |
| 427. | 0.4% | Hoover-Schrum Memorial School District 157 / 7,962 |
| 427. | 0.4% | Ottawa Township High School District 140 / 31,903 |
| 433. | 0.3% | Nashville Community High School District 99 / 9,097 |
| 433. | 0.3% | Marengo-Union Elementary Consolidated District 165 / 10,480 |
| 433. | 0.3% | Morris School District 54 / 12,237 |
| 433. | 0.3% | Carlyle Community Unit School District 1 / 10,418 |
| 437. | 0.3% | St. Joseph Community Consolidated School District 169 / 5,887 |
| 437. | 0.3% | Fairmont School District 89 / 3,432 |
| 437. | 0.3% | Illini Bluffs Community Unit School District 327 / 5,538 |
| 437. | 0.3% | Farmington Central Community Unit School District 265 / 8,099 |
| 437. | 0.3% | Tolono Community Unit School District 7 / 9,744 |
| 437. | 0.3% | Jacksonville School District 117 / 29,109 |
| 443. | 0.3% | Rock Falls Elementary School District 13 / 7,965 |
| 443. | 0.3% | Ina Community Consolidated School District 8 / 3,199 |
| 443. | 0.3% | J. Sterling Morton High School District 201 / 157,034 |
| 443. | 0.3% | Avon Community Unit School District 176 / 1,854 |
| 447. | 0.3% | Gardner-South Wilmington Township High School District / 3,793 |
| 447. | 0.3% | Galesburg Community Unit School District 205 / 35,351 |
| 449. | 0.3% | Bradley School District 61 / 12,367 |
| 449. | 0.3% | Germantown Hills School District 69 / 6,399 |
| 449. | 0.3% | Salem School District 111 / 8,760 |
| 449. | 0.3% | Pontiac Township High School District 90 / 16,352 |
| 453. | 0.3% | Creve Coeur School District 76 / 5,909 |
| 453. | 0.3% | Rich Township High School District 227 / 67,082 |
| 453. | 0.3% | Round Lake Community Unit School District 116 / 35,961 |
| 456. | 0.3% | Springfield School District 186 / 113,448 |
| 456. | 0.3% | Hillsboro Community Unit School District 3 / 13,260 |
| 456. | 0.3% | Scales Mound Community Unit School District 211 / 1,972 |
| 459. | 0.3% | Mendota Community Consolidated School District 289 / 10,443 |
| 459. | 0.3% | Winchester Community Unit School District 1 / 3,798 |
| 459. | 0.3% | Athens Community Unit School District 213 / 5,559 |
| 459. | 0.3% | Palestine Community Unit School District 3 / 2,345 |
| 459. | 0.3% | Mendota Township High School District 280 / 10,471 |
| 459. | 0.3% | Peoria School District 150 / 101,590 |
| 459. | 0.3% | Waterloo Community Unit School District 5 / 16,904 |
| 459. | 0.3% | Community Unit School District 2 / 5,639 |
| 459. | 0.3% | Buncombe Consolidated School District 43 / 523 |
| 468. | 0.3% | Sterling Community Unit District 5 / 21,736 |
| 468. | 0.3% | Beardstown Community Unit School District 15 / 7,865 |
| 468. | 0.3% | Pekin Community High School District 303 / 45,753 |
| 468. | 0.3% | Willow Grove School District 46 / 2,202 |
| 468. | 0.3% | Iroquois County Community Unit School District 9 / 7,236 |
| 468. | 0.3% | Johnsburg Community Unit School District 12 / 13,084 |
| 468. | 0.3% | Heritage Community Unit School District 8 / 2,757 |
| 475. | 0.3% | Kell Consolidated School District 2 / 1,185 |
| 475. | 0.3% | Rockford School District 205 / 194,568 |
| 475. | 0.3% | Quincy School District 172 / 50,932 |
| 475. | 0.3% | Rock Falls Township High School District 301 / 14,610 |
| 479. | 0.2% | Meridian Community Unit School District 223 / 8,875 |
| 479. | 0.2% | Thomasboro Community Consolidated School District 130 / 2,464 |
| 479. | 0.2% | East Peoria Community High School District 309 / 26,308 |
| 479. | 0.2% | Posen-Robbins Elementary School District 143-5 / 11,656 |
| 479. | 0.2% | St. Joseph-Ogden Community High School District 305 / 7,927 |
| 479. | 0.2% | Rockridge Community Unit School District 300 / 7,181 |
| 485. | 0.2% | Plano Community Unit School District 88 / 9,943 |
| 485. | 0.2% | Tonica Community Consolidated School District 79 / 1,438 |
| 485. | 0.2% | Leland Community Unit School District 1 / 1,502 |
| 485. | 0.2% | Gardner Community Consolidated School District 72C / 1,562 |
| 489. | 0.2% | Metamora Township High School District 122 / 15,545 |
| 489. | 0.2% | Lee Center Community Unit School District 271 / 1,638 |
| 489. | 0.2% | Polo Community Unit School District 222 / 4,213 |
| 489. | 0.2% | East Peoria School District 86 / 18,734 |
| 489. | 0.2% | Mount Vernon School District 80 / 14,075 |
| 489. | 0.2% | Newark Community High School District 18 / 3,320 |
| 489. | 0.2% | Robein School District 85 / 2,089 |
| 489. | 0.2% | Saunemin Community Consolidated School District 438 / 1,002 |
| 489. | 0.2% | Hononegah Community High School District 207 / 31,142 |
| 489. | 0.2% | Freeport School District 145 / 30,696 |
| 499. | 0.2% | Park Forest School District 163 / 15,864 |
| 499. | 0.2% | Macomb Community Unit School District 185 / 22,685 |
| 499. | 0.2% | Reed Custer Community Unit School District 255U / 9,316 |
| 499. | 0.2% | Scott-Morgan Consolidated Unit School District 2 / 1,593 |
| 499. | 0.2% | Giant City Community Consolidated School District 130 / 2,344 |
| 499. | 0.2% | Williamsfield Community Unit School District 210 / 1,738 |
| 499. | 0.2% | Trico Community Unit School District 176 / 6,891 |
| 506. | 0.2% | Harlem Unit School District 122 / 44,885 |
| 506. | 0.2% | Olympia Community Unit School District 16 / 11,910 |
| 506. | 0.2% | Salem Community High School District 600 / 15,146 |
| 506. | 0.2% | Rhodes School District 84-5 / 4,867 |
| 506. | 0.2% | Washington Community High School District 308 / 22,678 |
| 506. | 0.2% | Bureau Valley Community Unit School District 340 / 6,834 |
| 506. | 0.2% | Elwood Community Consolidated School District 203 / 3,243 |
| 513. | 0.2% | Martinsville Community Unit School District 3C / 2,224 |
| 513. | 0.2% | Arthur Community Unit School District 305 / 6,064 |
| 513. | 0.2% | Limestone Walters Community Consolidated School District 316 / 1,729 |
| 513. | 0.2% | Center Cass School District 66 / 10,870 |
| 517. | 0.2% | St. George Community Consolidated School District 258 / 3,237 |
| 517. | 0.2% | Charleston Community Unit School District 1 / 28,363 |
| 517. | 0.2% | Mount Vernon Township High School District 201 / 30,123 |
| 517. | 0.2% | Geneseo Community Unit School District 228 / 15,508 |
| 517. | 0.2% | Hinckley-Big Rock Community Unit School District 429 / 4,836 |
| 517. | 0.2% | Belle Valley School District 119 / 8,611 |
| 517. | 0.2% | Midwest Central Community Unit School District 191 / 6,860 |
| 524. | 0.2% | Cissna Park Community Unit School District 6 / 1,869 |
| 524. | 0.2% | Carthage Elementary School District 317 / 4,279 |
| 524. | 0.2% | Midland Community Unit School District 7 / 5,409 |
| 524. | 0.2% | Aurora East Unit School District 131 / 77,437 |
| 524. | 0.2% | Kinnikinnick Community Consolidated School District 131 / 13,496 |
| 524. | 0.2% | St. Anne Consolidated Community School District 256 / 2,769 |
| 524. | 0.2% | Pekin Public School District108 / 33,703 |
| 524. | 0.2% | Highland Community Unit School District 5 / 17,882 |
| 532. | 0.2% | Centralia High School District 200 / 21,690 |
| 532. | 0.2% | Brookwood School District 167 / 10,312 |
| 532. | 0.2% | Berkeley School District 87 / 21,730 |
| 532. | 0.2% | Ashton Community Unit School District 275 / 4,306 |
| 532. | 0.2% | Catlin Community Unit School District 5 / 3,080 |
| 532. | 0.2% | Mercer County School District 404 / 8,819 |
| 538. | 0.2% | Oakwood Community Unit School District 76 / 6,182 |
| 538. | 0.2% | Tri-Valley Community Unit School District 3 / 4,514 |
| 538. | 0.2% | Orangeville Community Unit School District 203 / 2,870 |
| 538. | 0.2% | Paris-Union School District 95 / 8,539 |
| 538. | 0.2% | Danville Community Consolidated School District 118 / 40,476 |
| 538. | 0.2% | West Prairie Community Unit School District 103 / 4,657 |
| 538. | 0.2% | Community Unit School District 4 / 4,160 |
| 538. | 0.2% | Taylorville Community Unit School District 3 / 18,790 |
| 538. | 0.2% | Lincoln Community High School District 404 / 22,908 |
| 538. | 0.2% | Limestone Community High School District 310 / 22,180 |
| 548. | 0.1% | Shiloh Community Unit School District 1 / 3,183 |
| 548. | 0.1% | West Harvey-Dixmoor Public School District 147 / 11,533 |
| 548. | 0.1% | East Richland Community Unit School District 1 / 14,022 |
| 551. | 0.1% | Massac Unit School District 1 / 13,835 |
| 551. | 0.1% | Jersey Community Unit School District 100 / 20,346 |
| 551. | 0.1% | Collinsville Community Unit School District 10 / 47,733 |
| 551. | 0.1% | Sandoval Community Unit School District 501 / 2,820 |
| 555. | 0.1% | Crete-Monee Community Unit School District 201-U / 33,941 |
| 555. | 0.1% | Centralia School District 135 / 13,771 |
| 555. | 0.1% | Robinson Community Unit School District 2 / 12,392 |
| 555. | 0.1% | Blue Ridge Community Unit School District 18 / 5,134 |
| 559. | 0.1% | North Greene Unit School District 3 / 6,541 |
| 559. | 0.1% | Prairie Hill Community Consolidated School District 133 / 4,770 |
| 559. | 0.1% | Bloomington School District 87 / 44,792 |
| 559. | 0.1% | Manteno Community Unit School District 5 / 12,119 |
| 559. | 0.1% | Freeburg Community High School District 77 / 12,405 |
| 559. | 0.1% | El Paso-Gridley Community Unit School District 11 / 6,677 |
| 559. | 0.1% | St. Anne Community High School District 302 / 4,606 |
| 566. | 0.1% | Wabash Community Unit School District 348 / 11,051 |
| 566. | 0.1% | Thornton Township High School District 205 / 116,702 |
| 568. | 0.1% | Zeigler-Royalton Community Unit School District 188 / 4,101 |
| 568. | 0.1% | Paris Community Unit School District 4 / 4,467 |
| 568. | 0.1% | Lincoln Elementary School District 27 / 12,934 |
| 568. | 0.1% | Anna Jonesboro Community High School District 81 / 11,336 |
| 572. | 0.1% | Princeville Community Unit School District 326 / 4,530 |
| 572. | 0.1% | Carterville Community Unit School District 5 / 10,959 |
| 574. | 0.1% | Community Unit School District 16 / 5,490 |
| 574. | 0.1% | Maywood-Melrose Park-Broadview School District 89 / 44,278 |
| 574. | 0.1% | Dolton School District 149 / 27,594 |
| 574. | 0.1% | Prairie-Hills Elementary School District 144 / 22,015 |
| 574. | 0.1% | Zion Elementary School District 6 / 17,360 |
| 574. | 0.1% | Elementary School District 159 / 18,755 |
| 574. | 0.1% | Marion Community Unit School District 2 / 27,375 |
| 574. | 0.1% | Princeton Elementary School District 115 / 11,668 |
| 582. | 0.1% | Staunton Community Unit School District 6 / 8,355 |
| 582. | 0.1% | Mattoon Community Unit School District 2 / 22,709 |
| 582. | 0.1% | Princeton High School District 500 / 12,550 |
| 585. | 0.0% | Cicero School District 99 / 83,332 |
| 585. | 0.0% | Egyptian Community Unit School District 5 / 3,902 |
| 585. | 0.0% | Cahokia Community Unit School District 187 / 19,834 |
| 585. | 0.0% | North Boone Community Unit School District 200 / 8,299 |
| 585. | 0.0% | United Community School District 304 / 6,514 |
| 590. | 0.0% | Rantoul Township High School District 193 / 17,357 |
| 591. | 0.0% | East St. Louis School District 189 / 39,557 |
| 592. | 0.0% | Vienna High School District 133 / 9,730 |
Please note that we only rank locations with 'Greek as First Ancestry Population Percentage' data. The rank above might not be a complete list. Locations without 'Greek as First Ancestry Population Percentage' data are not listed.
*ACS stands for U.S. Census American Community Survey. According to the U.S. Census, if the date is a range, you can interpret the data as an average of the period of time.
