| Mansfield Middle School School | 4.3 |
575 | 73.9% | 11.3% | 2.6% | - | 7.5% |
| Hall Memorial School | 4.9 |
285 | 88.4% | 7.4% | 0.7% | - | 0.4% |
| Windham Middle School | 6.0 |
986 | 25.4% | 64.6% | 6.7% | 0.9% | 1.1% |
| Tolland Middle School | 6.8 |
733 | 91.7% | 2.6% | 1.8% | 0.4% | 3.5% |
| Rham Middle School | 8.6 |
609 | 96.6% | 1.5% | 0.7% | - | 1.3% |
| Vernon Center Middle School | 8.8 |
741 | 70.0% | 11.2% | 14.3% | 0.1% | 4.2% |
| Ellington Middle School | 10.2 |
421 | 85.0% | 4.0% | 3.6% | 0.5% | 4.3% |
| Illing Middle School | 10.3 |
836 | 41.7% | 25.7% | 21.7% | 0.6% | 5.5% |
| Elisabeth M. Bennet Academy | 10.7 |
411 | 47.7% | 19.7% | 20.9% | 1.0% | 6.3% |
| Timothy Edwards School | 11.4 |
1090 | 76.8% | 5.8% | 5.5% | 0.5% | 11.3% |
| Lebanon Middle School | 11.5 |
386 | 92.7% | 2.3% | - | 3.6% | 1.3% |
| Windermere Intermediate School | 11.5 |
419 | 83.1% | 4.5% | 3.8% | - | 6.0% |
| Stafford Middle School | 13.2 |
407 | 91.6% | 4.4% | 0.2% | - | 1.7% |
| Gideon Welles School | 13.3 |
506 | 76.3% | 6.3% | 2.6% | - | 11.1% |
| Smith Middle School | 14.2 |
1076 | 78.5% | 6.3% | 2.8% | - | 9.3% |
| William J. Johnston Middle School | 14.3 |
700 | 88.7% | 4.6% | 3.3% | 1.0% | 2.0% |
| Sunset Ridge School Elementary Academy For Arts An | 14.8 |
404 | 15.1% | 33.9% | 47.5% | - | 3.0% |
| East Hartford Middle School | 15.0 |
1051 | 16.4% | 41.9% | 36.3% | 0.5% | 4.7% |
| Mabelle B. Avery Middle School | 15.7 |
377 | 90.7% | 3.4% | 1.9% | - | 1.6% |
| Center School | 17.2 |
303 | 91.4% | 4.0% | 1.0% | - | 3.3% |
| Two Rivers Middle Magnet School | 17.6 |
684 | 37.6% | 30.4% | 20.5% | 0.6% | 7.3% |
| John F. Kennedy Middle School | 17.7 |
1201 | 76.8% | 8.9% | 6.8% | 0.5% | 2.2% |
| Sage Park Middle School | 18.3 |
787 | 28.1% | 16.3% | 47.5% | 0.1% | 4.3% |
| East Hampton Middle School | 18.3 |
469 | 91.5% | 4.9% | 0.6% | - | 1.9% |
| Dr. Helen Baldwin Middle School | 18.3 |
217 | 91.2% | 6.0% | 1.4% | - | 0.5% |
| Silas Deane Middle School | 18.8 |
619 | 74.3% | 14.9% | 4.4% | - | 6.0% |
| Renzulli Academy | 19.0 |
105 | 1.9% | 33.3% | 58.1% | - | 3.8% |
| Albert D. Griswold Middle School | 19.1 |
624 | 77.4% | 7.7% | 3.8% | 0.2% | 10.4% |
| Dr. Joseph Bellizzi Middle School | 19.2 |
146 | 2.7% | 67.8% | 13.7% | - | 4.8% |
| Windsor Locks Middle School | 19.3 |
394 | 69.5% | 9.4% | 9.6% | 0.5% | 8.9% |
| Hartford Magnet Trinity College Academy | 19.4 |
715 | 26.9% | 45.0% | 22.4% | 0.7% | 2.8% |
| Brooklyn Middle School | 19.5 |
396 | 90.7% | 3.0% | 1.8% | 0.3% | 2.3% |
| Nathan Hale-ray Middle School | 19.6 |
497 | 92.4% | 3.6% | 0.8% | 0.4% | 1.4% |
| Mcdonough Expeditionary Learning School | 20.0 |
453 | 4.0% | 81.2% | 12.4% | - | 0.7% |
| Sarah J Rawson Middle Grades Academy | 20.0 |
202 | - | 9.4% | 87.1% | - | - |
| Kelly Middle School | 20.2 |
624 | 41.0% | 25.8% | 19.4% | 1.1% | 4.8% |
| Cromwell Middle School | 20.7 |
500 | 79.6% | 6.8% | 8.6% | 0.2% | 4.8% |
| Teachers' Memorial Middle School | 20.7 |
494 | 31.4% | 24.9% | 18.8% | 1.2% | 14.4% |
| Carmen Arace Middle School | 20.8 |
286 | 3.1% | 7.3% | 84.6% | - | 0.3% |
| Bristow Middle School | 20.9 |
423 | 65.0% | 12.8% | 8.5% | - | 9.9% |
| Plainfield Central Middle School | 20.9 |
595 | 89.2% | 4.4% | 3.0% | 1.8% | 1.5% |
| Carmen Arace Intermediate School | 21.0 |
263 | 0.8% | 13.7% | 76.8% | 0.4% | 1.1% |
| Woodstock Middle School | 21.0 |
389 | 91.5% | 2.6% | 0.3% | - | 1.8% |
| Portland Middle School | 21.2 |
230 | 85.2% | 5.2% | 2.6% | - | 2.2% |
| Griswold Middle School | 21.4 |
586 | 87.9% | 4.9% | 3.8% | 0.5% | 2.0% |
| Plainfield Memorial School | 21.5 |
407 | 84.5% | 6.4% | 4.7% | 1.5% | 2.7% |
| Brownstone Intermediate School | 21.9 |
245 | 86.9% | 6.1% | 1.2% | - | 2.0% |
| Killingly Intermediate School | 22.0 |
812 | 87.1% | 4.3% | 3.9% | 2.2% | 2.3% |
| King Philip Middle School | 22.1 |
884 | 62.1% | 13.6% | 9.6% | 0.7% | 11.8% |
| Martin Kellogg Middle School | 22.2 |
590 | 65.6% | 19.2% | 3.4% | 0.3% | 6.9% |
| Putnam Middle School | 22.5 |
288 | 86.5% | 4.9% | 2.1% | 0.3% | - |
| Sedgwick Middle School | 22.9 |
942 | 58.5% | 18.4% | 9.8% | 0.2% | 10.3% |
| Suffield Middle School | 22.9 |
595 | 90.6% | 2.7% | 2.7% | - | 3.9% |
| John Wallace Middle School | 23.1 |
678 | 64.9% | 15.5% | 6.3% | 0.1% | 8.8% |
| Keigwin Middle School | 23.5 |
348 | 57.8% | 13.2% | 22.1% | 0.3% | 4.0% |
| Leonard J. Tyl Middle School | 23.8 |
638 | 68.2% | 8.6% | 3.9% | 2.0% | 9.9% |
| East Granby Middle School | 23.8 |
216 | 84.7% | 6.0% | 5.6% | - | 2.8% |
| Woodrow Wilson Middle School | 24.0 |
705 | 55.0% | 16.0% | 22.8% | 0.6% | 3.7% |
| Roosevelt Middle School | 24.5 |
442 | 11.1% | 67.6% | 19.7% | - | 0.9% |
