| 1 | Mystic CDP (east-southeast) | $1,988 |
| 2 | Niantic CDP (south-southwest) | $1,890 |
| 3 | Conning Towers-Nautilus Park CDP (southwest) | $1,839 |
| 4 | Stonington borough (south-southwest) | $1,837 |
| 5 | Gales Ferry CDP (northeast) | $1,792 |
| 6 | New London city (southwest) | $1,776 |
| 7 | Old Mystic CDP | $1,758 |
| 8 | Conning Towers-Nautilus Park CDP (northeast) | $1,744 |
| 9 | Niantic CDP (north) | $1,735 |
| 10 | Groton city (south-southeast) | $1,656 |
| 11 | Niantic CDP (north-northwest) | $1,655 |
| 12 | Mashantucket CDP (northwest) | $1,628 |
| 13 | Niantic CDP (east-northeast) | $1,624 |
| 14 | Long Hill CDP (east-southeast) | $1,611 |
| 15 | Groton Long Point borough | $1,578 |
| 16 | Colchester CDP (east) | $1,564 |
| 17 | Waterford CDP (south-southeast) | $1,560 |
| 18 | South Windham CDP (north) | $1,556 |
| 19 | Waterford CDP (west-southwest) | $1,523 |
| 20 | Oxoboxo River CDP (west) | $1,495 |
| 21 | Niantic CDP (south-southeast) | $1,489 |
| 22 | South Windham CDP (south-southwest) | $1,449 |
| 23 | Stonington borough (northwest) | $1,448 |
| 24 | Norwich city (west-northwest) | $1,440 |
| 25 | New London city (north) | $1,433 |
| 26 | Colchester CDP (north-northwest) | $1,406 |
| 27 | Waterford CDP (east) | $1,406 |
| 28 | Mystic CDP (west-northwest) | $1,393 |
| 29 | Waterford CDP (west-northwest) | $1,391 |
| 30 | Oxoboxo River CDP (north-northwest) | $1,371 |
| 31 | Poquonock Bridge CDP | $1,329 |
| 32 | Gales Ferry CDP (north-northwest) | $1,320 |
| 33 | Stonington borough (east-southeast) | $1,312 |
| 34 | Long Hill CDP (west-northwest) | $1,283 |
| 35 | Norwich city (north-northwest) | $1,267 |
| 36 | Willimantic CDP (east-southeast) | $1,263 |
| 37 | Waterford CDP (north) | $1,258 |
| 38 | Baltic CDP (north) | $1,255 |
| 39 | Norwich city (north-northeast) | $1,251 |
| 40 | Oxoboxo River CDP (east-northeast) | $1,245 |
| 41 | Baltic CDP (east) | $1,242 |
| 42 | Norwich city (east-northeast) | $1,239 |
| 43 | Gales Ferry CDP (south-southwest) | $1,231 |
| 44 | Norwich city (south-southeast 1) | $1,228 |
| 45 | Mashantucket CDP (east) | $1,224 |
| 46 | New London city (east-southeast) | $1,214 |
| 47 | Norwich city (south-southeast 2) | $1,212 |
| 48 | Mashantucket CDP (south) | $1,182 |
| 49 | South Windham CDP (northwest) | $1,175 |
| 50 | Oxoboxo River CDP (east-southeast) | $1,148 |
| 51 | Pawcatuck CDP | $1,146 |
| 52 | Waterford CDP (east-northeast) | $1,140 |
| 53 | Oxoboxo River CDP (south-southeast) | $1,113 |
| 54 | Groton city (north-northwest) | $1,112 |
| 55 | Jewett City borough (west-northwest) | $1,105 |
| 56 | South Windham CDP (northeast) | $1,039 |
| 57 | Mashantucket CDP (west) | $1,032 |
| 58 | Willimantic CDP (northeast) | $1,019 |
| 59 | Norwich city (south) | $966 |
| 60 | Oxoboxo River CDP (west-southwest) | $964 |
| 61 | Norwich city (south-southwest) | $955 |
| 62 | Willimantic CDP (west) | $933 |
| 63 | Colchester CDP (west-southwest) | $930 |
| 64 | Niantic CDP (west-northwest) | $759 |
| 65 | Baltic CDP (west-southwest) | $700 |