| 1 | Bridgeport city (east 1) | 23% |
| 2 | Murray CDP (northeast) | 21.4% |
| 3 | Bridgeport city (south 5) | 21.1% |
| 4 | Bridgeport city (south 3) | 20.2% |
| 5 | Bridgeport city (east-northeast 3) | 15.4% |
| 6 | Murray CDP (southwest) | 15% |
| 7 | Bridgeport city (south-southwest 4) | 14.2% |
| 8 | Bridgeport city (southeast) | 12.3% |
| 9 | Southport CDP | 11.5% |
| 10 | Stratford Downtown CDP (south-southeast) | 11.5% |
| 11 | Bridgeport city (east 2) | 11.3% |
| 12 | Bridgeport city (north 1) | 11.2% |
| 13 | Unincorporated (south-southwest 1) | 11.1% |
| 14 | Bridgeport city (south 4) | 10.6% |
| 15 | Unincorporated (southwest 3) | 9.7% |
| 16 | Unincorporated (west-southwest 1) | 9.7% |
| 17 | Bridgeport city (northeast 1) | 9.6% |
| 18 | Bridgeport city (northeast 2) | 9.5% |
| 19 | Unincorporated (southwest 1) | 9.1% |
| 20 | Bridgeport city (east-northeast 1) | 9% |
| 21 | Unincorporated (south-southwest 2) | 9% |
| 22 | Bridgeport city (east-northeast 2) | 8.7% |
| 23 | Mill Plain CDP | 8.5% |
| 24 | Bridgeport city (north-northeast 2) | 8.4% |
| 25 | Bridgeport city (north-northwest 3) | 8.4% |
| 26 | Bridgeport city (south-southeast 2) | 8.4% |
| 27 | Unincorporated (west-northwest) | 8.4% |
| 28 | Bridgeport city (northeast 3) | 8% |
| 29 | Bridgeport city (west-northwest 1) | 7.7% |
| 30 | Bridgeport city (northwest 1) | 7.3% |
| 31 | Bridgeport city (south-southwest 5) | 7% |
| 32 | Unincorporated (southwest 2) | 6.9% |
| 33 | Bridgeport city (northeast 4) | 6.6% |
| 34 | Bridgeport city (south 1) | 6.4% |
| 35 | Stratford Downtown CDP (west) | 6.3% |
| 36 | Trumbull Center CDP (east-southeast) | 6.3% |
| 37 | Bridgeport city (east-southeast) | 6.2% |
| 38 | Plattsville CDP (southeast) | 6.2% |
| 39 | Daniels Farm CDP | 6.1% |
| 40 | Bridgeport city (south-southwest 2) | 5.9% |
| 41 | Bridgeport city (west-southwest 1) | 5.5% |
| 42 | Bridgeport city (south-southwest 1) | 5.4% |
| 43 | Bridgeport city (north-northeast 1) | 5.1% |
| 44 | Bridgeport city (west-southwest 2) | 5.1% |
| 45 | Unincorporated (northeast 3) | 5% |
| 46 | Bridgeport city (south-southeast 1) | 4.8% |
| 47 | Bridgeport city (southwest) | 4.8% |
| 48 | Unincorporated (east) | 4.8% |
| 49 | Bridgeport city (north 2) | 4.6% |
| 50 | Bridgeport city (north-northwest 2) | 4.4% |
| 51 | Bridgeport city (northwest 2) | 4.4% |
| 52 | Unincorporated (west-southwest 2) | 4.2% |
| 53 | Unincorporated (west-southwest 3) | 4.2% |
| 54 | Unincorporated (west) | 4% |
| 55 | Unincorporated (northeast 1) | 3.8% |
| 56 | Unincorporated (northwest) | 3.8% |
| 57 | East Village CDP (north) | 3.2% |
| 58 | Plattsville CDP (east) | 3.2% |
| 59 | Unincorporated (east-northeast 1) | 3.2% |
| 60 | Unincorporated (east-northeast 2) | 3.2% |
| 61 | Bridgeport city (south 2) | 3.1% |
| 62 | Stepney CDP | 3% |
| 63 | Bridgeport city (west-northwest 2) | 2.9% |
| 64 | Lordship CDP | 2.9% |
| 65 | Unincorporated (northeast 2) | 2.8% |
| 66 | Bridgeport city (north-northwest 1) | 2.6% |
| 67 | Bridgeport city (south-southwest 3) | 2.5% |
| 68 | Unincorporated (northeast 4) | 2.5% |
| 69 | Stratford Downtown CDP (north-northeast) | 2.4% |
| 70 | Trumbull Center CDP (southwest) | 2.1% |
| 71 | Long Hill CDP (south-southeast) | 1.8% |
| 72 | Oronoque CDP | 1.7% |
| 73 | Bridgeport city (northwest 3) | 1.5% |
| 74 | East Village CDP (south) | 1.5% |
| 75 | Plattsville CDP (west-northwest) | 1.5% |
| 76 | Long Hill CDP (north-northwest) | 1.4% |
| 77 | Tashua CDP | 1.2% |
| 78 | Trumbull Center CDP (north) | 0.8% |