| 501 | Cider Mill School | Wilton | Wilton School District | Elementary | 831 | 12.1:1 |
| 502 | Torrington Middle School | Torrington | Torrington School District | Middle | 981 | 12.1:1 |
| 503 | Norfeldt School | West Hartford | West Hartford School District | Elementary | 362 | 12.1:1 |
| 504 | Gainfield Elementary School | Southbury | Regional School District 15 | Elementary | 321 | 12.1:1 |
| 505 | Wish Museum School | Hartford | Hartford School District | Elementary | 297 | 12.1:1 |
| 506 | King/Robinson Magnet School | New Haven | New Haven School District | Elementary | 412 | 12.1:1 |
| 507 | Somers Elementary School | Somers | Somers School District | Elementary | 645 | 12.1:1 |
| 508 | Rockville High School | Vernon | Vernon School District | High | 995 | 12.1:1 |
| 509 | Silas Deane Middle School | Wethersfield | Wethersfield School District | Middle | 546 | 12.1:1 |
| 510 | Wilton High School | Wilton | Wilton School District | High | 1,202 | 12.1:1 |
| 511 | East Haddam Elementary School | Moodus | East Haddam School District | Elementary | 340 | 12.1:1 |
| 512 | Keeney School | Manchester | Manchester School District | Elementary | 366 | 12.2:1 |
| 513 | Memorial School | East Hampton | East Hampton School District | Elementary | 511 | 12.2:1 |
| 514 | Valley View School | Portland | Portland School District | Elementary | 219 | 12.2:1 |
| 515 | Ann Antolini School | New Hartford | New Hartford School District | Elementary | 241 | 12.2:1 |
| 516 | Franklin School | Stratford | Stratford School District | Elementary | 246 | 12.2:1 |
| 517 | Elmer Thienes-Mary Hall Elementary School | Marlborough | Marlborough School District | Elementary | 458 | 12.2:1 |
| 518 | Burr Elementary School | Fairfield | Fairfield School District | Elementary | 347 | 12.2:1 |
| 519 | Bryant School | Bridgeport | Bridgeport School District | Elementary | 317 | 12.2:1 |
| 520 | Washington School | Waterbury | Waterbury School District | Elementary | 284 | 12.2:1 |
| 521 | Morris Street School | Danbury | Danbury School District | Elementary | 340 | 12.2:1 |
| 522 | Philip R. Smith School | South Windsor | South Windsor School District | Elementary | 468 | 12.2:1 |
| 523 | Emmett O'Brien Technical High School | Ansonia | Connecticut Technical Education and Career System | High | 618 | 12.2:1 |
| 524 | Hurlbutt Elementary School | Weston | Weston School District | Elementary | 443 | 12.2:1 |
| 525 | Oliver Wolcott Technical High School | Torrington | Connecticut Technical Education and Career System | High | 643 | 12.2:1 |
| 526 | New Fairfield Elementary School | New Fairfield | New Fairfield School District | Elementary | 946 | 12.2:1 |
| 527 | Expeditionary Learning Academy at Moylan School | Hartford | Hartford School District | Elementary | 342 | 12.2:1 |
| 528 | Woodstock Elementary School | Woodstock | Woodstock School District | Elementary | 391 | 12.2:1 |
| 529 | Richard D. Hubbard School | East Berlin | Berlin School District | Elementary | 215 | 12.2:1 |
| 530 | West District School | Unionville | Farmington School District | Elementary | 357 | 12.2:1 |
| 531 | Killingly Memorial School | Danielson | Killingly School District | Elementary | 485 | 12.2:1 |
| 532 | John F. Kennedy Middle School | Plantsville | Southington School District | Middle | 659 | 12.3:1 |
| 533 | New Canaan High School | New Canaan | New Canaan School District | High | 1,257 | 12.3:1 |
| 534 | Mitchell Elementary School | Woodbury | Regional School District 14 | Elementary | 328 | 12.3:1 |
| 535 | East Rock Community Magnet School | New Haven | New Haven School District | Elementary | 442 | 12.3:1 |
| 536 | Wintergreen Interdistrict Magnet School | North Haven | Area Cooperative Educational Services | Elementary | 509 | 12.3:1 |
| 537 | Strawberry Hill an ext. of Rogers International | Stamford | Stamford School District | Elementary | 799 | 12.3:1 |
| 538 | Thames River Magnet School | Groton | Groton School District | Elementary | 501 | 12.3:1 |
| 539 | Braeburn School | West Hartford | West Hartford School District | Elementary | 347 | 12.3:1 |
| 540 | Sarah Noble Intermediate School | New Milford | New Milford School District | Elementary | 753 | 12.3:1 |
| 541 | Edith E. Mackrille School | West Haven | West Haven School District | Elementary | 320 | 12.3:1 |
| 542 | Sandy Hook Elementary School | Sandy Hook | Newtown School District | Elementary | 349 | 12.3:1 |
| 543 | Coventry Grammar School | Coventry | Coventry School District | Elementary | 361 | 12.3:1 |
| 544 | Branchville Elementary School | Ridgefield | Ridgefield School District | Elementary | 340 | 12.3:1 |
| 545 | Ridge Hill School | Hamden | Hamden School District | Elementary | 321 | 12.3:1 |
| 546 | Highland School | Wallingford | Wallingford School District | Elementary | 292 | 12.3:1 |
| 547 | Killingly Intermediate School | Dayville | Killingly School District | Middle | 692 | 12.4:1 |
| 548 | Long Meadow Elementary School | Middlebury | Regional School District 15 | Elementary | 518 | 12.4:1 |
| 549 | William H. Hatton Elementary School | Southington | Southington School District | Elementary | 320 | 12.4:1 |
| 550 | Bunnell High School | Stratford | Stratford School District | High | 982 | 12.4:1 |