| Rank | Total Population ▼ | School District / Population |
| 1. | 144,229 | Bridgeport School District / 144,229 |
| 2. | 129,779 | New Haven School District / 129,779 |
| 3. | 124,775 | Hartford School District / 124,775 |
| 4. | 122,643 | Stamford School District / 122,643 |
| 5. | 110,366 | Waterbury School District / 110,366 |
| 6. | 85,603 | Norwalk School District / 85,603 |
| 7. | 80,893 | Danbury School District / 80,893 |
| 8. | 73,206 | New Britain School District / 73,206 |
| 9. | 63,268 | West Hartford School District / 63,268 |
| 10. | 61,171 | Greenwich School District / 61,171 |
| 11. | 60,960 | Hamden School District / 60,960 |
| 12. | 60,868 | Meriden School District / 60,868 |
| 13. | 60,477 | Bristol School District / 60,477 |
| 14. | 59,404 | Fairfield School District / 59,404 |
| 15. | 58,241 | Manchester School District / 58,241 |
| 16. | 55,564 | West Haven School District / 55,564 |
| 17. | 52,759 | Milford School District / 52,759 |
| 18. | 51,384 | Stratford School District / 51,384 |
| 19. | 51,252 | East Hartford School District / 51,252 |
| 20. | 47,648 | Middletown School District / 47,648 |
| 21. | 45,135 | Wallingford School District / 45,135 |
| 22. | 44,654 | Enfield School District / 44,654 |
| 23. | 43,069 | Southington School District / 43,069 |
| 24. | 40,493 | Norwich School District / 40,493 |
| 25. | 40,115 | Groton School District / 40,115 |
| 26. | 39,559 | Shelton School District / 39,559 |
| 27. | 36,901 | Regional High School District 19 / 36,901 |
| 28. | 36,383 | Torrington School District / 36,383 |
| 29. | 36,018 | Trumbull School District / 36,018 |
| 30. | 34,427 | Glastonbury School District / 34,427 |
| 31. | 31,862 | Naugatuck School District / 31,862 |
| 32. | 30,562 | Newington School District / 30,562 |
| 33. | 29,261 | Cheshire School District / 29,261 |
| 34. | 29,257 | East Haven School District / 29,257 |
| 35. | 29,179 | Vernon School District / 29,179 |
| 36. | 29,044 | Windsor School District / 29,044 |
| 37. | 28,509 | Regional High School District 05 / 28,509 |
| 38. | 28,142 | New Milford School District / 28,142 |
| 39. | 28,026 | Branford School District / 28,026 |
| 40. | 27,620 | New London School District / 27,620 |
| 41. | 27,560 | Newtown School District / 27,560 |
| 42. | 27,479 | Regional School District 15 / 27,479 |
| 43. | 26,668 | Wethersfield School District / 26,668 |
| 44. | 26,543 | Mansfield School District / 26,543 |
| 45. | 26,391 | Westport School District / 26,391 |
| 46. | 25,709 | South Windsor School District / 25,709 |
| 47. | 25,340 | Farmington School District / 25,340 |
| 48. | 25,268 | Windham School District / 25,268 |
| 49. | 24,638 | Ridgefield School District / 24,638 |
| 50. | 24,093 | North Haven School District / 24,093 |
| 51. | 23,511 | Simsbury School District / 23,511 |
| 52. | 22,514 | Watertown School District / 22,514 |
| 53. | 22,375 | Guilford School District / 22,375 |
| 54. | 20,732 | Darien School District / 20,732 |
| 55. | 20,486 | Bloomfield School District / 20,486 |
| 56. | 19,866 | Berlin School District / 19,866 |
| 57. | 19,738 | New Canaan School District / 19,738 |
| 58. | 19,709 | Rocky Hill School District / 19,709 |
| 59. | 19,571 | Montville School District / 19,571 |
| 60. | 19,517 | Waterford School District / 19,517 |
| 61. | 19,479 | Monroe School District / 19,479 |
| 62. | 19,393 | Regional High School District 08 / 19,393 |
| 63. | 19,249 | Ansonia School District / 19,249 |
| 64. | 19,159 | East Lyme School District / 19,159 |
| 65. | 18,584 | Bethel School District / 18,584 |
| 66. | 18,545 | Stonington School District / 18,545 |
| 67. | 18,269 | Madison School District / 18,269 |
| 68. | 18,098 | Avon School District / 18,098 |
| 69. | 18,062 | Wilton School District / 18,062 |
| 70. | 17,716 | Plainville School District / 17,716 |
| 71. | 17,370 | Killingly School District / 17,370 |
| 72. | 16,680 | Wolcott School District / 16,680 |
| 73. | 16,648 | Regional High School District 09 / 16,648 |
| 74. | 16,540 | Seymour School District / 16,540 |
| 75. | 16,452 | Brookfield School District / 16,452 |
| 76. | 16,068 | Colchester School District / 16,068 |
| 77. | 15,735 | Suffield School District / 15,735 |
| 78. | 15,602 | Ellington School District / 15,602 |
| 79. | 15,471 | Regional High School District 01 / 15,471 |
| 80. | 15,454 | Regional School District 16 / 15,454 |
| 81. | 15,405 | Plainfield School District / 15,405 |
| 82. | 15,306 | Regional High School District 04 / 15,306 |
| 83. | 15,052 | Tolland School District / 15,052 |
| 84. | 15,051 | Ledyard School District / 15,051 |
| 85. | 14,943 | Regional School District 10 / 14,943 |
| 86. | 14,871 | Regional School District 17 / 14,871 |
| 87. | 14,407 | North Branford School District / 14,407 |
| 88. | 14,005 | Cromwell School District / 14,005 |
| 89. | 13,963 | Regional High School District 07 / 13,963 |
| 90. | 13,956 | Orange School District / 13,956 |
| 91. | 13,881 | New Fairfield School District / 13,881 |
| 92. | 13,582 | Regional School District 14 / 13,582 |
| 93. | 13,260 | Clinton School District / 13,260 |
| 94. | 12,959 | East Hampton School District / 12,959 |
| 95. | 12,902 | Derby School District / 12,902 |
| 96. | 12,683 | Oxford School District / 12,683 |
| 97. | 12,498 | Windsor Locks School District / 12,498 |
| 98. | 12,435 | Coventry School District / 12,435 |
| 99. | 12,243 | Plymouth School District / 12,243 |
| 100. | 12,087 | Stafford School District / 12,087 |
| 101. | 11,951 | Griswold School District / 11,951 |
| 102. | 11,813 | Regional School District 13 / 11,813 |
| 103. | 11,444 | Somers School District / 11,444 |
| 104. | 11,282 | Granby School District / 11,282 |
| 105. | 11,242 | Winchester School District / 11,242 |
| 106. | 11,162 | East Windsor School District / 11,162 |
| 107. | 10,292 | Canton School District / 10,292 |
| 108. | 10,242 | Old Saybrook School District / 10,242 |
| 109. | 10,179 | Weston School District / 10,179 |
| 110. | 10,009 | Regional School District 18 / 10,009 |
| 111. | 9,686 | Hebron School District / 9,686 |
| 112. | 9,584 | Putnam School District / 9,584 |
| 113. | 9,508 | Portland School District / 9,508 |
| 114. | 9,458 | Thompson School District / 9,458 |
| 115. | 9,158 | Redding School District / 9,158 |
| 116. | 9,126 | East Haddam School District / 9,126 |
| 117. | 8,990 | Woodbridge School District / 8,990 |
| 118. | 8,466 | Litchfield School District / 8,466 |
| 119. | 8,210 | Brooklyn School District / 8,210 |
| 120. | 7,964 | Woodstock School District / 7,964 |
| 121. | 7,887 | Thomaston School District / 7,887 |
| 122. | 7,567 | Regional School District 12 / 7,567 |
| 123. | 7,490 | Easton School District / 7,490 |
| 124. | 7,308 | Lebanon School District / 7,308 |
| 125. | 6,970 | New Hartford School District / 6,970 |
| 126. | 6,938 | Westbrook School District / 6,938 |
| 127. | 6,825 | Regional School District 06 / 6,825 |
| 128. | 6,683 | Essex School District / 6,683 |
| 129. | 6,404 | Marlborough School District / 6,404 |
| 130. | 6,041 | Willington School District / 6,041 |
| 131. | 5,894 | Regional High School District 11 / 5,894 |
| 132. | 5,563 | Bethany School District / 5,563 |
| 133. | 5,485 | Columbia School District / 5,485 |
| 134. | 5,297 | North Stonington School District / 5,297 |
| 135. | 5,148 | East Granby School District / 5,148 |
| 136. | 5,132 | Canterbury School District / 5,132 |
| 137. | 4,980 | Bolton School District / 4,980 |
| 138. | 4,726 | Preston School District / 4,726 |
| 139. | 4,629 | Deep River School District / 4,629 |
| 140. | 4,338 | Lisbon School District / 4,338 |
| 141. | 4,317 | Ashford School District / 4,317 |
| 142. | 4,247 | Pomfret School District / 4,247 |
| 143. | 4,151 | Salem School District / 4,151 |
| 144. | 3,994 | Chester School District / 3,994 |
| 145. | 3,830 | Sterling School District / 3,830 |
| 146. | 3,799 | Barkhamsted School District / 3,799 |
| 147. | 3,741 | Salisbury School District / 3,741 |
| 148. | 3,581 | Sherman School District / 3,581 |
| 149. | 3,315 | North Canaan School District / 3,315 |
| 150. | 3,303 | Andover School District / 3,303 |
| 151. | 2,984 | Sprague School District / 2,984 |
| 152. | 2,979 | Kent School District / 2,979 |
| 153. | 2,782 | Sharon School District / 2,782 |
| 154. | 2,627 | Bozrah School District / 2,627 |
| 155. | 2,603 | Voluntown School District / 2,603 |
| 156. | 2,305 | Chaplin School District / 2,305 |
| 157. | 2,114 | Hartland School District / 2,114 |
| 158. | 1,922 | Franklin School District / 1,922 |
| 159. | 1,863 | Hampton School District / 1,863 |
| 160. | 1,749 | Eastford School District / 1,749 |
| 161. | 1,726 | Scotland School District / 1,726 |
| 162. | 1,709 | Norfolk School District / 1,709 |
| 163. | 1,485 | Colebrook School District / 1,485 |
| 164. | 1,420 | Cornwall School District / 1,420 |
| 165. | 1,234 | Canaan School District / 1,234 |
| 166. | 854 | Union School District / 854 |
Please note that we only rank locations with 'Total Population' data. The rank above might not be a complete list. Locations without 'Total Population' data are not listed.
