| Rank | Vacant For Seasonal, Recreational, or Occasional Use Housing Units Percentage ▼ | School District / Population |
| 1. | 30.9% | Cornwall School District / 1,420 |
| 2. | 28.4% | Regional School District 18 / 10,009 |
| 3. | 27.2% | Salisbury School District / 3,741 |
| 4. | 21.7% | Regional School District 06 / 6,825 |
| 5. | 21.0% | Sharon School District / 2,782 |
| 6. | 20.7% | Westbrook School District / 6,938 |
| 7. | 20.2% | Regional High School District 01 / 15,471 |
| 8. | 20.0% | Old Saybrook School District / 10,242 |
| 9. | 19.8% | Norfolk School District / 1,709 |
| 10. | 19.1% | Sherman School District / 3,581 |
| 11. | 18.4% | Kent School District / 2,979 |
| 12. | 18.0% | Canaan School District / 1,234 |
| 13. | 17.2% | Regional School District 12 / 7,567 |
| 14. | 14.6% | East Haddam School District / 9,126 |
| 15. | 12.1% | Lebanon School District / 7,308 |
| 16. | 11.9% | Colebrook School District / 1,485 |
| 17. | 11.3% | East Lyme School District / 19,159 |
| 18. | 11.0% | New Fairfield School District / 13,881 |
| 19. | 10.2% | Madison School District / 18,269 |
| 20. | 9.3% | Eastford School District / 1,749 |
| 21. | 9.0% | Union School District / 854 |
| 22. | 8.6% | Regional High School District 07 / 13,963 |
| 23. | 8.5% | Clinton School District / 13,260 |
| 24. | 7.3% | Voluntown School District / 2,603 |
| 25. | 7.1% | Woodstock School District / 7,964 |
| 26. | 7.1% | Stonington School District / 18,545 |
| 27. | 6.5% | Litchfield School District / 8,466 |
| 28. | 6.5% | Winchester School District / 11,242 |
| 29. | 6.2% | North Stonington School District / 5,297 |
| 30. | 6.0% | New Hartford School District / 6,970 |
| 31. | 5.2% | Barkhamsted School District / 3,799 |
| 32. | 5.0% | Guilford School District / 22,375 |
| 33. | 4.6% | Thompson School District / 9,458 |
| 33. | 4.6% | Essex School District / 6,683 |
| 35. | 4.4% | Weston School District / 10,179 |
| 36. | 4.3% | North Canaan School District / 3,315 |
| 37. | 4.2% | Branford School District / 28,026 |
| 38. | 4.2% | Hartland School District / 2,114 |
| 39. | 4.1% | Columbia School District / 5,485 |
| 40. | 4.1% | Ashford School District / 4,317 |
| 41. | 3.9% | Chester School District / 3,994 |
| 42. | 3.9% | Regional High School District 04 / 15,306 |
| 43. | 3.8% | Groton School District / 40,115 |
| 43. | 3.8% | East Hampton School District / 12,959 |
| 45. | 3.7% | Regional School District 14 / 13,582 |
| 46. | 3.6% | Salem School District / 4,151 |
| 47. | 3.6% | New Milford School District / 28,142 |
| 48. | 3.3% | Regional School District 15 / 27,479 |
| 49. | 3.1% | Redding School District / 9,158 |
| 50. | 3.1% | Westport School District / 26,391 |
| 51. | 3.0% | Regional School District 17 / 14,871 |
| 51. | 3.0% | Greenwich School District / 61,171 |
| 53. | 2.9% | Griswold School District / 11,951 |
| 54. | 2.9% | Brookfield School District / 16,452 |
| 55. | 2.8% | Coventry School District / 12,435 |
| 56. | 2.7% | Deep River School District / 4,629 |
| 56. | 2.7% | Killingly School District / 17,370 |
| 58. | 2.7% | Andover School District / 3,303 |
| 59. | 2.6% | Regional High School District 09 / 16,648 |
| 60. | 2.5% | New Canaan School District / 19,738 |
| 61. | 2.5% | Waterford School District / 19,517 |
| 62. | 2.4% | Torrington School District / 36,383 |
| 63. | 2.4% | Preston School District / 4,726 |
| 64. | 2.3% | Hebron School District / 9,686 |
| 65. | 2.1% | Ridgefield School District / 24,638 |
| 66. | 2.1% | Scotland School District / 1,726 |
| 66. | 2.1% | Plainville School District / 17,716 |
| 68. | 2.1% | East Haven School District / 29,257 |
| 69. | 2.0% | Newtown School District / 27,560 |
| 70. | 2.0% | Milford School District / 52,759 |
| 71. | 2.0% | Portland School District / 9,508 |
| 72. | 2.0% | Stafford School District / 12,087 |
| 73. | 1.9% | Regional High School District 08 / 19,393 |
| 74. | 1.8% | Easton School District / 7,490 |
| 75. | 1.7% | Oxford School District / 12,683 |
| 76. | 1.7% | Suffield School District / 15,735 |
| 77. | 1.7% | Bozrah School District / 2,627 |
| 78. | 1.7% | Avon School District / 18,098 |
| 79. | 1.7% | Regional High School District 11 / 5,894 |
| 80. | 1.6% | Hampton School District / 1,863 |
| 81. | 1.6% | Fairfield School District / 59,404 |
| 82. | 1.6% | Pomfret School District / 4,247 |
| 83. | 1.6% | Wilton School District / 18,062 |
| 84. | 1.5% | Regional High School District 19 / 36,901 |
| 85. | 1.4% | New London School District / 27,620 |
| 86. | 1.4% | Canterbury School District / 5,132 |
| 86. | 1.4% | Chaplin School District / 2,305 |
| 88. | 1.4% | Darien School District / 20,732 |
| 89. | 1.4% | Montville School District / 19,571 |
| 90. | 1.3% | Danbury School District / 80,893 |
| 91. | 1.2% | Bolton School District / 4,980 |
| 92. | 1.2% | Ledyard School District / 15,051 |
| 93. | 1.2% | Ellington School District / 15,602 |
| 94. | 1.1% | Regional School District 10 / 14,943 |
| 95. | 1.1% | Farmington School District / 25,340 |
| 95. | 1.1% | Brooklyn School District / 8,210 |
| 97. | 1.0% | Wolcott School District / 16,680 |
| 98. | 1.0% | Bloomfield School District / 20,486 |
| 99. | 1.0% | Willington School District / 6,041 |
| 100. | 1.0% | Granby School District / 11,282 |
| 101. | 1.0% | Mansfield School District / 26,543 |
| 102. | 0.9% | Regional School District 13 / 11,813 |
| 103. | 0.9% | Franklin School District / 1,922 |
| 104. | 0.9% | Norwich School District / 40,493 |
| 105. | 0.9% | Marlborough School District / 6,404 |
| 105. | 0.9% | Simsbury School District / 23,511 |
| 107. | 0.8% | Stamford School District / 122,643 |
| 108. | 0.8% | Stratford School District / 51,384 |
| 109. | 0.8% | Canton School District / 10,292 |
| 110. | 0.8% | Norwalk School District / 85,603 |
| 111. | 0.8% | Glastonbury School District / 34,427 |
| 112. | 0.8% | Shelton School District / 39,559 |
| 113. | 0.7% | Plainfield School District / 15,405 |
| 114. | 0.7% | West Hartford School District / 63,268 |
| 114. | 0.7% | Somers School District / 11,444 |
| 114. | 0.7% | Enfield School District / 44,654 |
| 117. | 0.7% | East Windsor School District / 11,162 |
| 118. | 0.7% | Southington School District / 43,069 |
| 119. | 0.7% | Cromwell School District / 14,005 |
| 119. | 0.7% | Vernon School District / 29,179 |
| 119. | 0.7% | Colchester School District / 16,068 |
| 122. | 0.7% | Woodbridge School District / 8,990 |
| 123. | 0.7% | Derby School District / 12,902 |
| 124. | 0.6% | Lisbon School District / 4,338 |
| 125. | 0.6% | Plymouth School District / 12,243 |
| 125. | 0.6% | Newington School District / 30,562 |
| 125. | 0.6% | Rocky Hill School District / 19,709 |
| 125. | 0.6% | North Haven School District / 24,093 |
| 129. | 0.6% | Cheshire School District / 29,261 |
| 130. | 0.6% | Thomaston School District / 7,887 |
| 131. | 0.6% | Putnam School District / 9,584 |
| 131. | 0.6% | Berlin School District / 19,866 |
| 131. | 0.6% | Trumbull School District / 36,018 |
| 134. | 0.6% | Windham School District / 25,268 |
| 134. | 0.6% | Watertown School District / 22,514 |
| 134. | 0.6% | Bethany School District / 5,563 |
| 137. | 0.6% | Regional High School District 05 / 28,509 |
| 138. | 0.6% | Tolland School District / 15,052 |
| 138. | 0.6% | Hamden School District / 60,960 |
| 140. | 0.6% | Sprague School District / 2,984 |
| 141. | 0.6% | Windsor School District / 29,044 |
| 142. | 0.5% | Windsor Locks School District / 12,498 |
| 143. | 0.5% | North Branford School District / 14,407 |
| 143. | 0.5% | Orange School District / 13,956 |
| 145. | 0.5% | Wallingford School District / 45,135 |
| 145. | 0.5% | Wethersfield School District / 26,668 |
| 147. | 0.5% | South Windsor School District / 25,709 |
| 148. | 0.5% | West Haven School District / 55,564 |
| 149. | 0.5% | Regional School District 16 / 15,454 |
| 150. | 0.5% | East Granby School District / 5,148 |
| 150. | 0.5% | New Haven School District / 129,779 |
| 152. | 0.5% | Manchester School District / 58,241 |
| 152. | 0.5% | Bethel School District / 18,584 |
| 152. | 0.5% | Bristol School District / 60,477 |
| 155. | 0.4% | Middletown School District / 47,648 |
| 156. | 0.4% | Hartford School District / 124,775 |
| 156. | 0.4% | Sterling School District / 3,830 |
| 158. | 0.4% | Monroe School District / 19,479 |
| 159. | 0.3% | Seymour School District / 16,540 |
| 160. | 0.3% | Meriden School District / 60,868 |
| 160. | 0.3% | Waterbury School District / 110,366 |
| 162. | 0.3% | Bridgeport School District / 144,229 |
| 163. | 0.3% | Ansonia School District / 19,249 |
| 164. | 0.3% | Naugatuck School District / 31,862 |
| 165. | 0.2% | New Britain School District / 73,206 |
| 165. | 0.2% | East Hartford School District / 51,252 |
Please note that we only rank locations with 'Vacant For Seasonal, Recreational, or Occasional Use Housing Units Percentage' data. The rank above might not be a complete list. Locations without 'Vacant For Seasonal, Recreational, or Occasional Use Housing Units Percentage' data are not listed.
