| Rank | Czech as First Ancestry Population Percentage ▼ | School District / Population |
| 1. | 25.5% | Kewaunee School District / 6,720 |
| 2. | 19.2% | Mishicot School District / 6,106 |
| 3. | 16.3% | Hillsboro School District / 4,582 |
| 4. | 14.8% | Wauzeka-Steuben School District / 1,668 |
| 5. | 14.3% | Highland School District / 1,789 |
| 6. | 14.2% | Phillips School District / 6,242 |
| 7. | 13.1% | Denmark School District / 8,159 |
| 8. | 13.0% | Reedsville School District / 4,709 |
| 9. | 12.7% | Two Rivers School District / 12,901 |
| 10. | 10.6% | Seneca School District / 1,908 |
| 11. | 10.0% | Luxemburg-Casco School District / 11,075 |
| 12. | 9.0% | Manitowoc School District / 39,531 |
| 13. | 8.3% | Prairie du Chien Area School District / 8,390 |
| 14. | 8.2% | Antigo School District / 17,688 |
| 15. | 8.0% | Birchwood School District / 2,024 |
| 16. | 7.9% | Algoma School District / 5,193 |
| 17. | 7.9% | Iowa-Grant School District / 3,850 |
| 18. | 7.6% | Riverdale School District / 4,868 |
| 19. | 7.4% | Cadott Community School District / 4,849 |
| 20. | 7.1% | Valders Area School District / 6,841 |
| 21. | 6.6% | Wonewoc-Union Center School District / 3,314 |
| 22. | 6.4% | Cornell School District / 2,814 |
| 23. | 6.3% | Rice Lake Area School District / 16,259 |
| 24. | 6.3% | Bloomer School District / 6,956 |
| 24. | 6.3% | Cameron School District / 4,694 |
| 26. | 6.2% | Lena School District / 2,535 |
| 27. | 6.1% | Boscobel Area School District / 5,579 |
| 28. | 5.4% | Weyerhaeuser Area School District / 1,224 |
| 29. | 5.3% | Solon Springs School District / 2,430 |
| 30. | 5.1% | Flambeau School District / 3,630 |
| 31. | 5.0% | Prescott School District / 7,675 |
| 32. | 4.8% | Southern Door County School District / 8,156 |
| 33. | 4.8% | Lake Holcombe School District / 2,511 |
| 34. | 4.8% | Elcho School District / 3,491 |
| 35. | 4.8% | Bruce School District / 3,669 |
| 36. | 4.7% | Randall Joint No. 1 School District / 5,179 |
| 37. | 4.7% | Prentice School District / 2,913 |
| 38. | 4.5% | Linn Joint No. 6 School District / 1,039 |
| 39. | 4.5% | Richland School District / 10,993 |
| 40. | 4.5% | River Ridge School District / 3,446 |
| 41. | 4.3% | Fennimore Community School District / 4,827 |
| 42. | 4.3% | Brillion School District / 5,196 |
| 43. | 4.3% | Ithaca School District / 1,897 |
| 44. | 4.2% | Cashton School District / 3,928 |
| 45. | 4.1% | Weston School District / 2,161 |
| 46. | 4.1% | Merton Community School District / 5,964 |
| 47. | 4.0% | Lancaster Community School District / 6,080 |
| 48. | 4.0% | River Falls School District / 22,217 |
| 48. | 4.0% | Coleman School District / 4,866 |
| 50. | 3.9% | Turtle Lake School District / 3,417 |
| 51. | 3.9% | Altoona School District / 8,478 |
| 52. | 3.9% | Prairie Farm School District / 1,616 |
| 53. | 3.9% | Oconto Falls School District / 10,745 |
| 54. | 3.9% | Abbotsford School District / 2,906 |
| 55. | 3.8% | New Lisbon School District / 4,069 |
| 55. | 3.8% | Dodgeville School District / 8,053 |
| 57. | 3.7% | Mosinee School District / 11,944 |
| 58. | 3.7% | Name N/A / 5,655 |
| 59. | 3.6% | Auburndale School District / 4,650 |
| 60. | 3.6% | Mauston School District / 10,598 |
| 61. | 3.5% | Minocqua Joint No. 1 School District / 7,276 |
| 62. | 3.5% | North Crawford School District / 3,070 |
| 63. | 3.5% | Washburn School District / 4,322 |
| 64. | 3.4% | Rib Lake School District / 2,541 |
| 65. | 3.4% | Crivitz School District / 6,083 |
| 66. | 3.3% | Howard-Suamico School District / 27,350 |
| 67. | 3.3% | Spencer School District / 4,307 |
| 68. | 3.3% | Clayton School District / 1,744 |
| 69. | 3.2% | Pepin Area School District / 2,083 |
| 69. | 3.2% | Chetek School District / 7,003 |
| 71. | 3.2% | Ladysmith-Hawkins School District / 5,858 |
| 71. | 3.2% | Ashwaubenon School District / 16,738 |
| 73. | 3.2% | Northland Pines School District / 11,597 |
| 73. | 3.2% | Spooner Area School District / 10,403 |
| 75. | 3.2% | Athens School District / 3,994 |
| 76. | 3.2% | Marshall School District / 5,593 |
| 77. | 3.1% | La Farge School District / 1,908 |
| 78. | 3.1% | Mellen School District / 2,055 |
| 79. | 3.1% | Holmen School District / 17,600 |
| 79. | 3.1% | Whitefish Bay School District / 13,683 |
| 79. | 3.1% | Thorp School District / 4,157 |
| 82. | 3.1% | Sturgeon Bay School District / 8,632 |
| 83. | 3.1% | Peshtigo School District / 6,317 |
| 84. | 3.0% | Salem School District / 8,079 |
| 85. | 3.0% | Adams-Friendship Area School District / 13,952 |
| 85. | 3.0% | Drummond Area School District / 4,370 |
| 87. | 3.0% | Neillsville School District / 6,650 |
| 88. | 3.0% | Nekoosa School District / 8,855 |
| 89. | 2.9% | Whitewater School District / 19,776 |
| 89. | 2.9% | Wausaukee School District / 4,490 |
| 91. | 2.9% | McFarland School District / 10,141 |
| 92. | 2.9% | Waterford Joint No. 1 School District / 13,328 |
| 93. | 2.9% | Sevastopol School District / 4,846 |
| 94. | 2.8% | Royall School District / 5,105 |
| 95. | 2.8% | Necedah Area School District / 4,742 |
| 95. | 2.8% | Lodi School District / 9,127 |
| 97. | 2.8% | Chippewa Falls Area School District / 31,501 |
| 97. | 2.8% | Green Bay Area School District / 134,628 |
| 99. | 2.7% | St. Croix Central School District / 7,459 |
| 100. | 2.7% | Baraboo School District / 19,076 |
| 100. | 2.7% | Wilmot Union High School District / 18,832 |
| 100. | 2.7% | Edgar School District / 3,577 |
| 103. | 2.7% | North Lakeland School District / 2,727 |
| 104. | 2.7% | Williams Bay School District / 3,058 |
| 104. | 2.7% | Monona Grove School District / 16,782 |
| 106. | 2.7% | Alma Center School District / 3,040 |
| 107. | 2.7% | Stratford School District / 4,843 |
| 108. | 2.7% | Pulaski Community School District / 19,517 |
| 109. | 2.6% | Pewaukee School District / 16,744 |
| 110. | 2.6% | De Pere Unified School District / 20,008 |
| 110. | 2.6% | Greendale School District / 14,028 |
| 112. | 2.6% | Clear Lake School District / 3,364 |
| 113. | 2.6% | Waterford Union High School District / 17,890 |
| 114. | 2.6% | Deerfield Community School District / 4,109 |
| 114. | 2.6% | New Auburn School District / 1,658 |
| 114. | 2.6% | Kickapoo Area School District / 2,682 |
| 117. | 2.6% | La Crosse School District / 62,285 |
| 117. | 2.6% | Raymond No. 14 School District / 3,153 |
| 119. | 2.6% | Oconto School District / 7,553 |
| 119. | 2.6% | Racine School District / 142,809 |
| 121. | 2.5% | Hayward Community School District / 13,592 |
| 122. | 2.5% | Bonduel School District / 6,670 |
| 122. | 2.5% | Wisconsin Rapids School District / 34,403 |
| 124. | 2.5% | West Salem School District / 9,801 |
| 125. | 2.5% | Platteville School District / 13,315 |
| 125. | 2.5% | De Soto Area School District / 4,230 |
| 125. | 2.5% | River Valley School District / 9,384 |
| 128. | 2.5% | Ashland School District / 12,301 |
| 128. | 2.5% | North Cape School District / 846 |
| 130. | 2.5% | Bangor School District / 3,941 |
| 131. | 2.5% | Twin Lakes No. 4 School District / 3,382 |
| 132. | 2.4% | Norwalk-Ontario-Wilton School District / 3,041 |
| 133. | 2.4% | Amery School District / 9,598 |
| 133. | 2.4% | Black River Falls School District / 11,655 |
| 135. | 2.4% | Lake Geneva Joint No. 1 School District / 17,731 |
| 135. | 2.4% | Lakeland Union High School District / 18,271 |
| 135. | 2.4% | Tomahawk School District / 10,708 |
| 138. | 2.4% | Beecher-Dunbar-Pembine School District / 3,180 |
| 139. | 2.4% | Shell Lake School District / 3,970 |
| 139. | 2.4% | Reedsburg School District / 15,805 |
| 141. | 2.4% | Silver Lake Joint No. 1 School District / 4,486 |
| 142. | 2.4% | Norway Joint No. 7 School District / 1,966 |
| 142. | 2.4% | Northwood School District / 3,432 |
| 142. | 2.4% | Independence School District / 2,498 |
| 145. | 2.3% | Shawano School District / 17,132 |
| 146. | 2.3% | Pittsville School District / 3,901 |
| 147. | 2.3% | Marathon City School District / 4,705 |
| 148. | 2.3% | Waunakee Community School District / 16,833 |
| 149. | 2.3% | Mineral Point School District / 4,648 |
| 149. | 2.3% | Goodman-Armstrong School District / 1,011 |
| 149. | 2.3% | South Shore School District / 1,687 |
| 152. | 2.3% | Randolph School District / 3,087 |
| 153. | 2.2% | Poynette School District / 6,436 |
| 154. | 2.2% | Belleville School District / 5,141 |
| 155. | 2.2% | Cambridge School District / 5,814 |
| 155. | 2.2% | Cassville School District / 2,147 |
| 155. | 2.2% | Kohler School District / 2,171 |
| 158. | 2.2% | Colfax School District / 4,681 |
| 159. | 2.2% | Elmbrook School District / 45,922 |
| 160. | 2.2% | Glenwood City School District / 3,848 |
| 161. | 2.1% | Butternut School District / 1,262 |
| 162. | 2.1% | Suring School District / 3,887 |
| 162. | 2.1% | Maple Dale-Indian Hill School District / 2,008 |
| 164. | 2.1% | DeForest Area School District / 19,960 |
| 164. | 2.1% | Winter School District / 2,996 |
| 164. | 2.1% | Washington School District / 738 |
| 167. | 2.1% | Laona School District / 1,512 |
| 168. | 2.1% | Melrose-Mindoro School District / 4,034 |
| 169. | 2.1% | Marion School District / 3,724 |
| 170. | 2.1% | D.C. Everest Area School District / 31,024 |
| 171. | 2.1% | Cudahy School District / 18,742 |
| 172. | 2.0% | Galesville-Ettrick-Trempealeau School District / 8,143 |
| 173. | 2.0% | Barron Area School District / 8,763 |
| 173. | 2.0% | Hamilton School District / 24,846 |
| 173. | 2.0% | Rio Community School District / 2,903 |
| 176. | 2.0% | Lake Geneva-Genoa City Union High School District / 24,606 |
| 176. | 2.0% | Medford Area School District / 13,417 |
| 176. | 2.0% | Eau Claire Area School District / 80,629 |
| 176. | 2.0% | Frederic School District / 3,954 |
| 176. | 2.0% | Cedarburg School District / 19,545 |
| 181. | 2.0% | North Lake School District / 2,685 |
| 182. | 2.0% | Spring Valley School District / 3,893 |
| 183. | 2.0% | Hortonville School District / 17,935 |
| 183. | 2.0% | Mukwonago School District / 27,667 |
| 185. | 2.0% | Boyceville Community School District / 4,619 |
| 186. | 2.0% | Hudson School District / 28,419 |
| 186. | 2.0% | Viroqua Area School District / 8,682 |
| 188. | 1.9% | Gillett School District / 4,176 |
| 189. | 1.9% | Tomah Area School District / 19,171 |
| 190. | 1.9% | Fall Creek School District / 4,048 |
| 191. | 1.9% | Wauwatosa School District / 45,287 |
| 192. | 1.9% | Menomonee Falls School District / 27,330 |
| 192. | 1.9% | Kimberly Area School District / 24,296 |
| 192. | 1.9% | Tri-County Area School District / 4,179 |
| 192. | 1.9% | Westosha Central High School District / 18,593 |
| 196. | 1.9% | Walworth Joint No. 1 School District / 3,984 |
| 196. | 1.9% | Shorewood School District / 13,267 |
| 198. | 1.9% | Hartland-Lakeside Joint No. 3 School District / 10,958 |
| 198. | 1.9% | Union Grove Union High School District / 13,539 |
| 198. | 1.9% | Stevens Point Area School District / 54,916 |
| 201. | 1.9% | Marinette School District / 15,224 |
| 201. | 1.9% | Menomonie Area School District / 25,867 |
| 201. | 1.9% | Sauk Prairie School District / 14,428 |
| 204. | 1.9% | Wrightstown Community School District / 6,732 |
| 204. | 1.9% | Arrowhead Union High School District / 32,481 |
| 204. | 1.9% | Name N/A / 211,431 |
| 207. | 1.8% | Verona Area School District / 35,811 |
| 207. | 1.8% | Kiel Area School District / 8,152 |
| 209. | 1.8% | Wild Rose School District / 4,981 |
| 209. | 1.8% | Sparta Area School District / 16,504 |
| 211. | 1.8% | Gilman School District / 2,988 |
| 211. | 1.8% | Marshfield School District / 27,670 |
| 213. | 1.8% | Crandon School District / 5,897 |
| 213. | 1.8% | Plymouth School District / 16,867 |
| 215. | 1.8% | St. Francis School District / 9,709 |
| 215. | 1.8% | West Bend School District / 49,832 |
| 217. | 1.8% | Webster School District / 5,843 |
| 218. | 1.8% | Burlington Area School District / 23,077 |
| 218. | 1.8% | Stanley-Boyd Area School District / 7,109 |
| 220. | 1.8% | Osceola School District / 9,318 |
| 220. | 1.8% | Barneveld School District / 2,201 |
| 222. | 1.8% | Mayville School District / 8,290 |
| 222. | 1.8% | Waukesha School District / 89,815 |
| 222. | 1.8% | Big Foot Union High School District / 9,626 |
| 225. | 1.7% | Kewaskum School District / 13,085 |
| 225. | 1.7% | Mequon-Thiensville School District / 26,600 |
| 225. | 1.7% | Ripon Area School District / 10,200 |
| 225. | 1.7% | Hurley School District / 4,156 |
| 225. | 1.7% | Yorkville Joint No. 2 School District / 2,959 |
| 230. | 1.7% | Herman No. 22 School District / 1,721 |
| 231. | 1.7% | Name N/A / 1,410 |
| 231. | 1.7% | Siren School District / 3,033 |
| 231. | 1.7% | Oconomowoc Area School District / 30,951 |
| 234. | 1.7% | Merrill Area School District / 20,897 |
| 235. | 1.7% | Wisconsin Dells School District / 11,803 |
| 236. | 1.7% | Wabeno Area School District / 3,971 |
| 237. | 1.7% | Appleton Area School District / 90,728 |
| 238. | 1.7% | Maple School District / 7,700 |
| 238. | 1.7% | Grafton School District / 12,980 |
| 240. | 1.7% | Union Grove Joint No. 1 School District / 5,565 |
| 241. | 1.7% | Rhinelander School District / 19,952 |
| 241. | 1.7% | Neenah School District / 41,573 |
| 243. | 1.6% | Three Lakes School District / 4,710 |
| 243. | 1.6% | New Berlin School District / 34,820 |
| 243. | 1.6% | St. Croix Falls School District / 6,620 |
| 246. | 1.6% | Muskego-Norway School District / 27,887 |
| 247. | 1.6% | East Troy Community School District / 11,354 |
| 248. | 1.6% | Westby Area School District / 7,212 |
| 248. | 1.6% | New Richmond School District / 16,258 |
| 248. | 1.6% | Middleton-Cross Plains School District / 35,906 |
| 248. | 1.6% | Seymour Community School District / 12,925 |
| 252. | 1.6% | Brighton No. 1 School District / 1,311 |
| 253. | 1.6% | West Allis School District / 67,023 |
| 253. | 1.6% | Gibraltar Area School District / 5,529 |
| 255. | 1.6% | Winneconne Community School District / 9,018 |
| 255. | 1.6% | Linn Joint No. 4 School District / 979 |
| 257. | 1.5% | Kettle Moraine School District / 24,340 |
| 258. | 1.5% | Wisconsin Heights School District / 5,851 |
| 258. | 1.5% | White Lake School District / 1,430 |
| 260. | 1.5% | Madison Metropolitan School District / 222,718 |
| 260. | 1.5% | Watertown School District / 29,914 |
| 260. | 1.5% | Potosi School District / 2,264 |
| 263. | 1.5% | Alma School District / 1,679 |
| 264. | 1.5% | Whitnall School District / 17,854 |
| 264. | 1.5% | Southwestern Wisconsin School District / 4,124 |
| 266. | 1.5% | Menasha School District / 24,013 |
| 266. | 1.5% | Montello School District / 5,900 |
| 268. | 1.5% | Greenwood School District / 3,506 |
| 268. | 1.5% | Pardeeville Area School District / 6,506 |
| 270. | 1.5% | Almond-Bancroft School District / 2,497 |
| 270. | 1.5% | Wausau School District / 53,797 |
| 272. | 1.4% | Lac du Flambeau No. 1 School District / 3,128 |
| 272. | 1.4% | Sun Prairie Area School District / 38,814 |
| 274. | 1.4% | Dover No. 1 School District / 1,834 |
| 274. | 1.4% | Trevor-Wilmot Consolidated School District / 4,067 |
| 276. | 1.4% | Onalaska School District / 16,591 |
| 276. | 1.4% | Fort Atkinson School District / 17,804 |
| 276. | 1.4% | Blair-Taylor School District / 4,107 |
| 279. | 1.4% | Glendale-River Hills School District / 12,742 |
| 279. | 1.4% | Sheboygan Area School District / 60,056 |
| 279. | 1.4% | Baldwin-Woodville Area School District / 8,073 |
| 282. | 1.4% | Superior School District / 33,306 |
| 282. | 1.4% | Oregon School District / 20,076 |
| 284. | 1.4% | Fontana Joint No. 8 School District / 2,758 |
| 284. | 1.4% | Richfield Joint No. 1 School District / 4,433 |
| 286. | 1.4% | Howards Grove School District / 5,795 |
| 286. | 1.4% | Ellsworth Community School District / 11,125 |
| 286. | 1.4% | Franklin Public School District / 29,764 |
| 289. | 1.4% | Colby School District / 6,847 |
| 289. | 1.4% | West De Pere School District / 18,222 |
| 289. | 1.4% | Oak Creek-Franklin School District / 37,649 |
| 289. | 1.4% | Luck School District / 3,802 |
| 289. | 1.4% | Wittenberg-Birnamwood School District / 7,362 |
| 294. | 1.4% | Beloit Turner School District / 8,280 |
| 294. | 1.4% | New Glarus School District / 4,323 |
| 294. | 1.4% | Wautoma Area School District / 11,367 |
| 297. | 1.4% | Palmyra-Eagle Area School District / 7,191 |
| 297. | 1.4% | Johnson Creek School District / 4,181 |
| 299. | 1.3% | Elk Mound Area School District / 4,162 |
| 299. | 1.3% | Nicolet Union High School District / 25,951 |
| 299. | 1.3% | Oshkosh Area School District / 77,270 |
| 299. | 1.3% | Clintonville School District / 10,215 |
| 303. | 1.3% | Columbus School District / 7,741 |
| 303. | 1.3% | Somerset School District / 7,425 |
| 303. | 1.3% | Freedom Area School District / 8,674 |
| 306. | 1.3% | Gresham School District / 1,814 |
| 307. | 1.3% | South Milwaukee School District / 21,171 |
| 308. | 1.3% | Milton School District / 18,293 |
| 308. | 1.3% | Westfield School District / 9,151 |
| 310. | 1.3% | Waupaca School District / 15,916 |
| 311. | 1.3% | Stoughton Area School District / 21,171 |
| 311. | 1.3% | Fond du Lac School District / 50,942 |
| 313. | 1.3% | Tomorrow River School District / 5,165 |
| 314. | 1.3% | Greenfield School District / 27,694 |
| 315. | 1.2% | Mercer School District / 1,818 |
| 315. | 1.2% | Durand School District / 7,514 |
| 317. | 1.2% | Grantsburg School District / 5,121 |
| 318. | 1.2% | Hustisford School District / 3,341 |
| 318. | 1.2% | Horicon School District / 5,526 |
| 318. | 1.2% | Port Washington-Saukville School District / 17,400 |
| 321. | 1.2% | Osseo-Fairchild School District / 5,457 |
| 322. | 1.2% | Elmwood School District / 2,032 |
| 322. | 1.2% | Sheboygan Falls School District / 11,681 |
| 324. | 1.2% | Unity School District / 7,056 |
| 324. | 1.2% | Jefferson School District / 13,042 |
| 324. | 1.2% | Eleva-Strum School District / 3,881 |
| 327. | 1.2% | Mount Horeb Area School District / 11,326 |
| 328. | 1.2% | Germantown School District / 24,870 |
| 329. | 1.2% | Niagara School District / 2,550 |
| 329. | 1.2% | Woodruff Joint No. 1 School District / 5,140 |
| 331. | 1.1% | Cumberland School District / 6,162 |
| 331. | 1.1% | Genoa City Joint No. 2 School District / 4,729 |
| 333. | 1.1% | Random Lake School District / 6,368 |
| 334. | 1.1% | Janesville School District / 63,080 |
| 335. | 1.1% | Kenosha School District / 125,189 |
| 336. | 1.1% | Hilbert School District / 2,993 |
| 336. | 1.1% | Fox Point Joint No. 2 School District / 11,201 |
| 336. | 1.1% | Princeton School District / 3,320 |
| 339. | 1.1% | Whitehall School District / 5,034 |
| 339. | 1.1% | Elkhorn Area School District / 16,771 |
| 341. | 1.1% | Bowler School District / 2,331 |
| 341. | 1.1% | Rosendale-Brandon School District / 5,640 |
| 343. | 1.0% | Shullsburg School District / 2,156 |
| 343. | 1.0% | Brodhead School District / 6,186 |
| 345. | 1.0% | Shiocton School District / 4,203 |
| 346. | 1.0% | Tigerton School District / 1,775 |
| 346. | 1.0% | Chilton School District / 6,704 |
| 346. | 1.0% | Argyle School District / 1,877 |
| 346. | 1.0% | Bristol No. 1 School District / 4,606 |
| 346. | 1.0% | Wheatland Joint No. 1 School District / 4,403 |
| 351. | 1.0% | Pecatonica Area School District / 2,568 |
| 351. | 1.0% | Monticello School District / 2,387 |
| 353. | 1.0% | Paris Joint No. 1 School District / 1,940 |
| 354. | 1.0% | Berlin Area School District / 10,100 |
| 355. | 1.0% | Iola-Scandinavia School District / 4,757 |
| 356. | 1.0% | Kaukauna Area School District / 22,200 |
| 357. | 0.9% | Slinger School District / 15,261 |
| 357. | 0.9% | Clinton Community School District / 5,978 |
| 357. | 0.9% | Loyal School District / 3,868 |
| 360. | 0.9% | Delavan-Darien School District / 16,410 |
| 360. | 0.9% | New London School District / 15,455 |
| 360. | 0.9% | Cuba City School District / 4,650 |
| 363. | 0.9% | Port Edwards School District / 3,843 |
| 363. | 0.9% | Hartford Union High School District / 31,642 |
| 365. | 0.9% | Cochrane-Fountain City School District / 4,477 |
| 366. | 0.9% | Albany School District / 2,837 |
| 367. | 0.9% | Weyauwega-Fremont School District / 6,996 |
| 367. | 0.9% | Campbellsport School District / 10,825 |
| 367. | 0.9% | Augusta School District / 4,190 |
| 370. | 0.9% | Northern Ozaukee School District / 5,646 |
| 370. | 0.9% | Swallow School District / 2,952 |
| 372. | 0.9% | Portage Community School District / 16,775 |
| 373. | 0.8% | Rosholt School District / 3,877 |
| 373. | 0.8% | Beaver Dam School District / 21,540 |
| 373. | 0.8% | Monroe School District / 15,457 |
| 376. | 0.8% | Beloit School District / 36,593 |
| 376. | 0.8% | Erin School District / 2,790 |
| 378. | 0.8% | Cambria-Friesland School District / 2,302 |
| 379. | 0.8% | Hartford Joint No. 1 School District / 16,978 |
| 380. | 0.8% | Cedar Grove-Belgium Area School District / 5,587 |
| 381. | 0.8% | Little Chute Area School District / 8,863 |
| 382. | 0.8% | Mondovi School District / 5,599 |
| 382. | 0.8% | Waupun School District / 19,274 |
| 384. | 0.8% | Fall River School District / 2,716 |
| 385. | 0.8% | Evansville Community School District / 9,421 |
| 386. | 0.8% | Richmond School District / 2,426 |
| 386. | 0.8% | Green Lake School District / 2,908 |
| 386. | 0.8% | Milwaukee School District / 603,255 |
| 389. | 0.7% | Lake Mills Area School District / 8,595 |
| 389. | 0.7% | Friess Lake School District / 2,590 |
| 391. | 0.7% | Arcadia School District / 4,952 |
| 392. | 0.7% | Granton Area School District / 1,996 |
| 393. | 0.7% | Phelps School District / 1,391 |
| 394. | 0.7% | Stockbridge School District / 2,043 |
| 395. | 0.7% | New Holstein School District / 8,782 |
| 396. | 0.6% | Plum City School District / 1,612 |
| 397. | 0.6% | Owen-Withee School District / 4,357 |
| 397. | 0.6% | Lake Country School District / 4,857 |
| 397. | 0.6% | Manawa School District / 4,971 |
| 400. | 0.6% | Gilmanton School District / 1,263 |
| 400. | 0.6% | Edgerton School District / 11,199 |
| 400. | 0.6% | Florence School District / 4,721 |
| 403. | 0.6% | Stone Bank School District / 2,639 |
| 403. | 0.6% | Waterloo School District / 5,411 |
| 405. | 0.6% | Elkhart Lake-Glenbeulah School District / 3,754 |
| 406. | 0.6% | Menominee Indian School District / 4,537 |
| 407. | 0.6% | Washington-Caldwell School District / 1,750 |
| 408. | 0.5% | Juda School District / 1,436 |
| 408. | 0.5% | Darlington Community School District / 4,514 |
| 410. | 0.5% | Bayfield School District / 2,387 |
| 411. | 0.5% | Sharon Joint No. 11 School District / 1,845 |
| 411. | 0.5% | Belmont Community School District / 2,063 |
| 413. | 0.5% | Dodgeland School District / 6,090 |
| 414. | 0.5% | Geneva Joint No. 4 School District / 1,167 |
| 415. | 0.4% | Rubicon Joint No. 6 School District / 1,091 |
| 415. | 0.4% | Lomira School District / 6,384 |
| 417. | 0.4% | Markesan School District / 6,145 |
| 417. | 0.4% | Oostburg School District / 5,817 |
| 419. | 0.3% | Oakfield School District / 3,345 |
| 420. | 0.3% | Brown Deer School District / 11,974 |
| 421. | 0.3% | Omro School District / 7,512 |
| 422. | 0.3% | Parkview School District / 6,046 |
| 423. | 0.3% | Neosho Joint No. 3 School District / 2,039 |
| 424. | 0.2% | Benton School District / 1,567 |
| 424. | 0.2% | Black Hawk School District / 2,554 |
| 426. | 0.2% | North Fond du Lac School District / 7,782 |
Please note that we only rank locations with 'Czech as First Ancestry Population Percentage' data. The rank above might not be a complete list. Locations without 'Czech 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.
