| 1 | Bridgeport city (south-southwest 3) | 15.8% |
| 2 | Bridgeport city (south 4) | 14.4% |
| 3 | Bridgeport city (south 2) | 13.3% |
| 4 | Bridgeport city (south-southeast 1) | 13.3% |
| 5 | Unincorporated (east-northeast 1) | 13.2% |
| 6 | Bridgeport city (south-southeast 2) | 12.4% |
| 7 | Bridgeport city (south 3) | 11.7% |
| 8 | Bridgeport city (northeast 3) | 10.8% |
| 9 | Trumbull Center CDP (southwest) | 10.8% |
| 10 | Stratford Downtown CDP (south-southeast) | 10.3% |
| 11 | Bridgeport city (northwest 2) | 10.2% |
| 12 | Bridgeport city (east 1) | 10% |
| 13 | Bridgeport city (southwest) | 9.6% |
| 14 | Bridgeport city (northeast 4) | 9.5% |
| 15 | Bridgeport city (east 2) | 9.4% |
| 16 | Bridgeport city (south 1) | 9.2% |
| 17 | Unincorporated (south-southwest 2) | 9% |
| 18 | Bridgeport city (northeast 1) | 8.8% |
| 19 | Bridgeport city (east-northeast 2) | 8.4% |
| 20 | Southport CDP | 8.2% |
| 21 | Bridgeport city (west-northwest 2) | 8.1% |
| 22 | Trumbull Center CDP (north) | 8.1% |
| 23 | Bridgeport city (east-northeast 3) | 7.5% |
| 24 | Murray CDP (southwest) | 7.5% |
| 25 | East Village CDP (north) | 7.3% |
| 26 | Bridgeport city (east-southeast) | 7.2% |
| 27 | Bridgeport city (southeast) | 7.2% |
| 28 | Bridgeport city (south-southwest 2) | 7.1% |
| 29 | Bridgeport city (north 2) | 6.8% |
| 30 | Bridgeport city (northwest 3) | 6.8% |
| 31 | Stratford Downtown CDP (north-northeast) | 6.7% |
| 32 | Unincorporated (west-southwest 3) | 6.6% |
| 33 | Bridgeport city (north 1) | 6.5% |
| 34 | Unincorporated (southwest 1) | 6.4% |
| 35 | Bridgeport city (north-northeast 1) | 6.3% |
| 36 | Bridgeport city (south-southwest 1) | 6.1% |
| 37 | Bridgeport city (south-southwest 5) | 5.8% |
| 38 | Unincorporated (northeast 1) | 5.8% |
| 39 | Unincorporated (northeast 4) | 5.8% |
| 40 | Bridgeport city (north-northeast 2) | 5.6% |
| 41 | Oronoque CDP | 5.5% |
| 42 | Unincorporated (west-southwest 2) | 5.5% |
| 43 | Unincorporated (west) | 5.4% |
| 44 | Plattsville CDP (southeast) | 5.2% |
| 45 | Bridgeport city (south-southwest 4) | 5% |
| 46 | Unincorporated (northeast 3) | 5% |
| 47 | Unincorporated (east-northeast 2) | 4.8% |
| 48 | Bridgeport city (northeast 2) | 4.6% |
| 49 | East Village CDP (south) | 4.6% |
| 50 | Unincorporated (east) | 4.6% |
| 51 | Unincorporated (south-southwest 1) | 4.6% |
| 52 | Bridgeport city (north-northwest 1) | 4.2% |
| 53 | Bridgeport city (north-northwest 3) | 4.1% |
| 54 | Stratford Downtown CDP (west) | 3.9% |
| 55 | Tashua CDP | 3.6% |
| 56 | Stepney CDP | 3.4% |
| 57 | Bridgeport city (north-northwest 2) | 3.3% |
| 58 | Daniels Farm CDP | 3.3% |
| 59 | Murray CDP (northeast) | 3.3% |
| 60 | Bridgeport city (northwest 1) | 3.2% |
| 61 | Plattsville CDP (west-northwest) | 3.2% |
| 62 | Long Hill CDP (north-northwest) | 3% |
| 63 | Bridgeport city (west-southwest 1) | 2.9% |
| 64 | Unincorporated (southwest 3) | 2.7% |
| 65 | Lordship CDP | 2.3% |
| 66 | Unincorporated (northeast 2) | 2.3% |
| 67 | Bridgeport city (west-southwest 2) | 2.2% |
| 68 | Bridgeport city (east-northeast 1) | 1.9% |
| 69 | Bridgeport city (south 5) | 1.4% |
| 70 | Long Hill CDP (south-southeast) | 1.2% |
| 71 | Mill Plain CDP | 1.1% |
| 72 | Unincorporated (southwest 2) | 0.7% |
| 73 | Unincorporated (west-southwest 1) | 0.4% |
| 74 | Bridgeport city (west-northwest 1) | 0% |
| 75 | Plattsville CDP (east) | 0% |
| 76 | Trumbull Center CDP (east-southeast) | 0% |
| 77 | Unincorporated (northwest) | 0% |
| 78 | Unincorporated (west-northwest) | 0% |