| 1 | Unincorporated (west-northwest) | 48.7% |
| 2 | Unincorporated (south-southwest 2) | 46.3% |
| 3 | Unincorporated (south-southwest 1) | 46% |
| 4 | Bridgeport city (south-southwest 1) | 45.8% |
| 5 | Unincorporated (southwest 1) | 45.2% |
| 6 | Unincorporated (southwest 2) | 44.9% |
| 7 | Murray CDP (southwest) | 42.1% |
| 8 | Murray CDP (northeast) | 42% |
| 9 | Southport CDP | 40.2% |
| 10 | Trumbull Center CDP (north) | 39.7% |
| 11 | Unincorporated (west-southwest 1) | 38.5% |
| 12 | Long Hill CDP (south-southeast) | 36.9% |
| 13 | Mill Plain CDP | 35.4% |
| 14 | Unincorporated (west-southwest 2) | 35.4% |
| 15 | Plattsville CDP (east) | 35.3% |
| 16 | Trumbull Center CDP (southwest) | 34.7% |
| 17 | Plattsville CDP (west-northwest) | 34.3% |
| 18 | Unincorporated (west) | 34.3% |
| 19 | Trumbull Center CDP (east-southeast) | 33.6% |
| 20 | Daniels Farm CDP | 33.5% |
| 21 | Unincorporated (northwest) | 32.9% |
| 22 | Plattsville CDP (southeast) | 32.3% |
| 23 | Stepney CDP | 31.5% |
| 24 | Long Hill CDP (north-northwest) | 30.9% |
| 25 | Unincorporated (west-southwest 3) | 30.9% |
| 26 | Stratford Downtown CDP (north-northeast) | 30.4% |
| 27 | Tashua CDP | 29.7% |
| 28 | Stratford Downtown CDP (south-southeast) | 28.9% |
| 29 | Unincorporated (southwest 3) | 28.6% |
| 30 | East Village CDP (south) | 27.9% |
| 31 | Bridgeport city (west-southwest 1) | 27.2% |
| 32 | East Village CDP (north) | 27% |
| 33 | Unincorporated (northeast 2) | 27% |
| 34 | Lordship CDP | 26.7% |
| 35 | Unincorporated (northeast 3) | 26.7% |
| 36 | Bridgeport city (northwest 2) | 25.9% |
| 37 | Bridgeport city (south-southeast 2) | 25.6% |
| 38 | Bridgeport city (south 2) | 24.9% |
| 39 | Unincorporated (east-northeast 2) | 24.9% |
| 40 | Bridgeport city (south-southeast 1) | 23.6% |
| 41 | Oronoque CDP | 22.9% |
| 42 | Bridgeport city (northwest 3) | 22.6% |
| 43 | Stratford Downtown CDP (west) | 16.6% |
| 44 | Bridgeport city (north-northwest 2) | 15.5% |
| 45 | Bridgeport city (north 2) | 15.2% |
| 46 | Bridgeport city (north-northeast 1) | 14.7% |
| 47 | Unincorporated (east-northeast 1) | 13.8% |
| 48 | Unincorporated (northeast 4) | 13.8% |
| 49 | Bridgeport city (south-southwest 2) | 13.7% |
| 50 | Bridgeport city (north-northeast 2) | 13.4% |
| 51 | Bridgeport city (northeast 2) | 12.7% |
| 52 | Unincorporated (northeast 1) | 12.4% |
| 53 | Unincorporated (east) | 11.6% |
| 54 | Bridgeport city (north-northwest 3) | 11.3% |
| 55 | Bridgeport city (northeast 3) | 11.2% |
| 56 | Bridgeport city (south-southwest 3) | 11.2% |
| 57 | Bridgeport city (north 1) | 10.9% |
| 58 | Bridgeport city (southwest) | 10.6% |
| 59 | Bridgeport city (east-northeast 1) | 10.4% |
| 60 | Bridgeport city (west-northwest 2) | 10.4% |
| 61 | Bridgeport city (northwest 1) | 10.2% |
| 62 | Bridgeport city (south-southwest 4) | 9.9% |
| 63 | Bridgeport city (east 2) | 8.6% |
| 64 | Bridgeport city (west-southwest 2) | 8.6% |
| 65 | Bridgeport city (north-northwest 1) | 8.2% |
| 66 | Bridgeport city (east-northeast 2) | 7.9% |
| 67 | Bridgeport city (east 1) | 7.4% |
| 68 | Bridgeport city (west-northwest 1) | 7.4% |
| 69 | Bridgeport city (south-southwest 5) | 7.3% |
| 70 | Bridgeport city (south 4) | 6.6% |
| 71 | Bridgeport city (northeast 1) | 6.3% |
| 72 | Bridgeport city (south 1) | 5.8% |
| 73 | Bridgeport city (east-northeast 3) | 5.7% |
| 74 | Bridgeport city (northeast 4) | 4.8% |
| 75 | Bridgeport city (south 3) | 4% |
| 76 | Bridgeport city (east-southeast) | 3.5% |
| 77 | Bridgeport city (southeast) | 2.5% |
| 78 | Bridgeport city (south 5) | 0.9% |