| 1 | Unincorporated (west-southwest 2) | 98.3% |
| 2 | Unincorporated (north-northwest 2) | 97.2% |
| 3 | Meriden city (west-southwest 1) | 97.1% |
| 4 | Madison Center CDP (northwest) | 95.8% |
| 5 | Unincorporated (north 2) | 95.7% |
| 6 | Unincorporated (west-northwest 3) | 95.7% |
| 7 | Orange CDP (south-southwest) | 95.2% |
| 8 | East Haven CDP (north 2) | 94.7% |
| 9 | Orange CDP (north-northeast) | 94.7% |
| 10 | North Haven CDP (southeast) | 94.3% |
| 11 | Madison Center CDP (north) | 94.1% |
| 12 | Meriden city (southeast 1) | 93.5% |
| 13 | Orange CDP (west-northwest) | 93.2% |
| 14 | Unincorporated (north-northeast) | 92.2% |
| 15 | Unincorporated (west 3) | 92.1% |
| 16 | Milford city (balance) (northeast) | 91.3% |
| 17 | Quinnipiac University CDP (west-southwest) | 91.3% |
| 18 | Meriden city (northeast) | 91% |
| 19 | Unincorporated (east 4) | 91% |
| 20 | Unincorporated (west-southwest 4) | 90.6% |
| 21 | West Haven city (south-southwest 2) | 90.4% |
| 22 | Unincorporated (southeast 2) | 89.9% |
| 23 | Unincorporated (east 3) | 89.4% |
| 24 | East Haven CDP (north-northeast) | 88.8% |
| 25 | Unincorporated (west 1) | 88.6% |
| 26 | Milford city (balance) (north-northwest) | 88.4% |
| 27 | Unincorporated (east 1) | 88.4% |
| 28 | Milford city (balance) (southwest 2) | 88.3% |
| 29 | Northford CDP | 88.3% |
| 30 | Milford city (balance) (east-northeast 2) | 88.2% |
| 31 | Unincorporated (east 2) | 88.2% |
| 32 | Unincorporated (southeast 1) | 88.1% |
| 33 | Unincorporated (east-southeast) | 87.8% |
| 34 | Milford city (balance) (east-northeast 1) | 86.5% |
| 35 | Unincorporated (north 1) | 86.2% |
| 36 | Milford city (balance) (west) | 85.3% |
| 37 | East Haven CDP (south 2) | 84.8% |
| 38 | Unincorporated (north-northwest 3) | 84.2% |
| 39 | West Haven city (south) | 83% |
| 40 | Unincorporated (east-northeast) | 82.7% |
| 41 | New Haven city (southeast) | 82.4% |
| 42 | Wallingford Center CDP (south) | 82.1% |
| 43 | Unincorporated (southeast 3) | 81.8% |
| 44 | Quinnipiac University CDP (east-northeast) | 81.5% |
| 45 | Milford city (balance) (east) | 80.2% |
| 46 | North Haven CDP (north-northeast) | 79.7% |
| 47 | North Haven CDP (west-southwest) | 79.7% |
| 48 | East Haven CDP (northwest) | 79.6% |
| 49 | North Haven CDP (south) | 78.5% |
| 50 | Milford city (balance) (north-northeast) | 77.5% |
| 51 | New Haven city (west 3) | 77% |
| 52 | Madison Center CDP (south-southeast) | 76.6% |
| 53 | Milford city (balance) (southwest 1) | 75.9% |
| 54 | Unincorporated (west-southwest 7) | 75.4% |
| 55 | Unincorporated (south-southeast 1) | 75.1% |
| 56 | Unincorporated (west 4) | 74.9% |
| 57 | Meriden city (north) | 73.4% |
| 58 | Meriden city (south-southeast) | 73% |
| 59 | Unincorporated (west-southwest 1) | 72.5% |
| 60 | Orange CDP (east-southeast) | 70.3% |
| 61 | Meriden city (east-southeast) | 70.2% |
| 62 | New Haven city (east 1) | 70% |
| 63 | East Haven CDP (north 1) | 69% |
| 64 | Guilford Center CDP | 68.2% |
| 65 | Branford Center CDP (south-southwest) | 67.7% |
| 66 | Milford city (balance) (south) | 67.2% |
| 67 | North Haven CDP (northwest) | 66% |
| 68 | Meriden city (west-northwest 2) | 65.9% |
| 69 | East Haven CDP (south 1) | 65.1% |
| 70 | Unincorporated (north-northwest 1) | 63.7% |
| 71 | East Haven CDP (south-southwest) | 63% |
| 72 | Milford city (balance) (south-southwest) | 62.2% |
| 73 | Unincorporated (west-southwest 3) | 60.6% |
| 74 | Meriden city (east-northeast 1) | 59.5% |
| 75 | West Haven city (northwest) | 57.6% |
| 76 | Unincorporated (south-southeast 2) | 57.3% |
| 77 | Meriden city (west-southwest 3) | 57% |
| 78 | Wallingford Center CDP (east-southeast) | 55.7% |
| 79 | Unincorporated (west-northwest 1) | 55.2% |
| 80 | Wallingford Center CDP (north-northwest) | 53.1% |
| 81 | Wallingford Center CDP (north) | 53% |
| 82 | East Haven CDP (south 3) | 52.2% |
| 83 | Meriden city (west-southwest 2) | 50.8% |
| 84 | Meriden city (west-northwest 1) | 50.1% |
| 85 | Wallingford Center CDP (west-southwest) | 49.6% |
| 86 | West Haven city (southeast 2) | 48.6% |
| 87 | Unincorporated (west-southwest 6) | 48.3% |
| 88 | New Haven city (west 2) | 48.1% |
| 89 | New Haven city (south) | 47.6% |
| 90 | West Haven city (north-northwest) | 45.2% |
| 91 | West Haven city (south-southwest 1) | 45.2% |
| 92 | New Haven city (west-northwest 2) | 44.9% |
| 93 | Unincorporated (west-southwest 5) | 43.9% |
| 94 | New Haven city (west-northwest 3) | 43.8% |
| 95 | Meriden city (north-northeast 2) | 43% |
| 96 | Meriden city (south-southwest) | 43% |
| 97 | New Haven city (northeast 3) | 42.8% |
| 98 | Milford city (balance) (west-northwest) | 42.3% |
| 99 | New Haven city (northeast 2) | 40.7% |
| 100 | West Haven city (east) | 39% |
| 101 | Branford Center CDP (north-northeast) | 38.5% |
| 102 | West Haven city (west) | 37% |
| 103 | West Haven city (southeast 1) | 36.8% |
| 104 | Meriden city (east-northeast 2) | 36.2% |
| 105 | West Haven city (northeast) | 34.4% |
| 106 | New Haven city (east-southeast 1) | 33.7% |
| 107 | West Haven city (north) | 32.7% |
| 108 | Unincorporated (west 2) | 31.3% |
| 109 | Meriden city (northwest) | 28.8% |
| 110 | New Haven city (north-northwest 1) | 26.9% |
| 111 | New Haven city (south-southwest 2) | 26% |
| 112 | New Haven city (east-southeast 2) | 25.7% |
| 113 | New Haven city (east 2) | 24% |
| 114 | New Haven city (north) | 23.8% |
| 115 | New Haven city (east-northeast 3) | 23% |
| 116 | New Haven city (northeast 1) | 23% |
| 117 | New Haven city (north-northeast) | 19.4% |
| 118 | Unincorporated (west-northwest 2) | 19.2% |
| 119 | New Haven city (northwest) | 18.3% |
| 120 | New Haven city (south-southwest 1) | 17.4% |
| 121 | New Haven city (west-northwest 1) | 16.9% |
| 122 | New Haven city (southwest 1) | 16.2% |
| 123 | Meriden city (southeast 2) | 16.1% |
| 124 | New Haven city (east-northeast 1) | 14.2% |
| 125 | Meriden city (southwest) | 13.2% |
| 126 | New Haven city (west-southwest) | 12.6% |
| 127 | New Haven city (west 4) | 11.9% |
| 128 | New Haven city (east-northeast 2) | 11.8% |
| 129 | New Haven city (southwest 2) | 10.3% |
| 130 | New Haven city (north-northwest 2) | 9% |
| 131 | New Haven city (south-southwest 3) | 3.3% |
| 132 | New Haven city (west 1) | 2.5% |
| 133 | New Haven city (south-southeast 2) | 1.7% |
| 134 | Meriden city (north-northeast 1) | 0% |