| 1 | Madison Center CDP (northwest) | 29.6% |
| 2 | Madison Center CDP (north) | 29.3% |
| 3 | New Haven city (northeast 1) | 29.1% |
| 4 | Unincorporated (west-southwest 7) | 28.8% |
| 5 | Branford Center CDP (south-southwest) | 26.9% |
| 6 | Unincorporated (west 4) | 26.3% |
| 7 | New Haven city (southwest 2) | 26.2% |
| 8 | New Haven city (south-southeast 2) | 25.5% |
| 9 | North Haven CDP (west-southwest) | 25.5% |
| 10 | Unincorporated (southeast 2) | 24% |
| 11 | Unincorporated (east-northeast) | 23.7% |
| 12 | Milford city (balance) (west-northwest) | 23.5% |
| 13 | Unincorporated (east-southeast) | 23.3% |
| 14 | New Haven city (east-southeast 2) | 23.1% |
| 15 | Unincorporated (east 1) | 22.7% |
| 16 | Unincorporated (west 3) | 22.7% |
| 17 | New Haven city (north) | 22.1% |
| 18 | Orange CDP (south-southwest) | 21.6% |
| 19 | Unincorporated (west-southwest 4) | 21.2% |
| 20 | Quinnipiac University CDP (east-northeast) | 20.5% |
| 21 | Madison Center CDP (south-southeast) | 20% |
| 22 | Unincorporated (west-southwest 6) | 19.7% |
| 23 | Unincorporated (east 4) | 18.7% |
| 24 | Unincorporated (east 3) | 18.5% |
| 25 | Milford city (balance) (east-northeast 2) | 18.3% |
| 26 | Meriden city (east-northeast 1) | 17.9% |
| 27 | New Haven city (north-northeast) | 17.8% |
| 28 | New Haven city (west 2) | 17.7% |
| 29 | Milford city (balance) (south) | 17.6% |
| 30 | New Haven city (east 1) | 17.4% |
| 31 | Milford city (balance) (north-northwest) | 17.2% |
| 32 | Milford city (balance) (north-northeast) | 17.1% |
| 33 | Milford city (balance) (northeast) | 17% |
| 34 | New Haven city (east-northeast 3) | 16.7% |
| 35 | New Haven city (west 1) | 16.7% |
| 36 | Unincorporated (north-northeast) | 16.5% |
| 37 | Meriden city (southeast 1) | 16.1% |
| 38 | New Haven city (southeast) | 16.1% |
| 39 | New Haven city (east-northeast 1) | 15.9% |
| 40 | Unincorporated (west 1) | 15.9% |
| 41 | Unincorporated (south-southeast 1) | 15.8% |
| 42 | West Haven city (southeast 1) | 15.6% |
| 43 | New Haven city (west 4) | 15.4% |
| 44 | Unincorporated (southeast 3) | 15.3% |
| 45 | North Haven CDP (south) | 14.9% |
| 46 | Unincorporated (north 2) | 14.8% |
| 47 | East Haven CDP (north-northeast) | 14.7% |
| 48 | New Haven city (north-northwest 2) | 14.6% |
| 49 | Unincorporated (west-southwest 2) | 14.6% |
| 50 | Milford city (balance) (west) | 14.4% |
| 51 | Wallingford Center CDP (east-southeast) | 14.4% |
| 52 | Milford city (balance) (east) | 13.7% |
| 53 | Milford city (balance) (east-northeast 1) | 13.4% |
| 54 | Wallingford Center CDP (north) | 13.4% |
| 55 | New Haven city (west 3) | 13.3% |
| 56 | North Haven CDP (southeast) | 13.1% |
| 57 | Unincorporated (southeast 1) | 12.5% |
| 58 | Branford Center CDP (north-northeast) | 12.4% |
| 59 | Northford CDP | 12.4% |
| 60 | Quinnipiac University CDP (west-southwest) | 12.4% |
| 61 | Orange CDP (north-northeast) | 12.2% |
| 62 | Milford city (balance) (southwest 2) | 12.1% |
| 63 | East Haven CDP (north 2) | 11.5% |
| 64 | West Haven city (south-southwest 2) | 11.5% |
| 65 | Orange CDP (west-northwest) | 11.2% |
| 66 | Unincorporated (north-northwest 3) | 11.2% |
| 67 | Guilford Center CDP | 11.1% |
| 68 | Milford city (balance) (south-southwest) | 11.1% |
| 69 | Meriden city (west-southwest 1) | 11% |
| 70 | Meriden city (west-northwest 2) | 10.9% |
| 71 | New Haven city (east-southeast 1) | 10.8% |
| 72 | West Haven city (south) | 10.6% |
| 73 | Milford city (balance) (southwest 1) | 10.5% |
| 74 | New Haven city (northwest) | 10.4% |
| 75 | Unincorporated (west 2) | 10.1% |
| 76 | Unincorporated (west-northwest 2) | 10.1% |
| 77 | Unincorporated (north-northwest 1) | 10% |
| 78 | Meriden city (northeast) | 9.9% |
| 79 | West Haven city (east) | 9.9% |
| 80 | West Haven city (north) | 9.9% |
| 81 | New Haven city (northeast 2) | 9.8% |
| 82 | West Haven city (northwest) | 9.6% |
| 83 | East Haven CDP (south 2) | 9.5% |
| 84 | Unincorporated (south-southeast 2) | 9.5% |
| 85 | Unincorporated (east 2) | 9.4% |
| 86 | Wallingford Center CDP (west-southwest) | 9.2% |
| 87 | Unincorporated (west-northwest 3) | 8.8% |
| 88 | New Haven city (south-southwest 1) | 8.4% |
| 89 | Unincorporated (west-southwest 1) | 8.4% |
| 90 | North Haven CDP (northwest) | 8.1% |
| 91 | Unincorporated (west-southwest 3) | 7.8% |
| 92 | Wallingford Center CDP (south) | 7.8% |
| 93 | New Haven city (west-northwest 1) | 7.7% |
| 94 | Unincorporated (north 1) | 7.6% |
| 95 | East Haven CDP (south 1) | 7.5% |
| 96 | New Haven city (south) | 7.4% |
| 97 | New Haven city (west-northwest 3) | 7.4% |
| 98 | Meriden city (east-northeast 2) | 7.3% |
| 99 | Meriden city (east-southeast) | 7.1% |
| 100 | New Haven city (west-northwest 2) | 7.1% |
| 101 | New Haven city (northeast 3) | 7% |
| 102 | East Haven CDP (north 1) | 6.9% |
| 103 | East Haven CDP (south 3) | 6.8% |
| 104 | Wallingford Center CDP (north-northwest) | 6.8% |
| 105 | New Haven city (east-northeast 2) | 6.7% |
| 106 | Unincorporated (north-northwest 2) | 6.7% |
| 107 | Orange CDP (east-southeast) | 6.6% |
| 108 | West Haven city (west) | 6.6% |
| 109 | New Haven city (south-southwest 3) | 6.5% |
| 110 | Meriden city (south-southeast) | 6.4% |
| 111 | Meriden city (northwest) | 6% |
| 112 | East Haven CDP (south-southwest) | 5.1% |
| 113 | New Haven city (south-southwest 2) | 5.1% |
| 114 | West Haven city (southeast 2) | 5% |
| 115 | North Haven CDP (north-northeast) | 4.9% |
| 116 | Meriden city (south-southwest) | 4.6% |
| 117 | East Haven CDP (northwest) | 4.5% |
| 118 | West Haven city (north-northwest) | 4.4% |
| 119 | West Haven city (northeast) | 4.3% |
| 120 | West Haven city (south-southwest 1) | 4.3% |
| 121 | Meriden city (north) | 4.1% |
| 122 | Meriden city (west-southwest 3) | 3.8% |
| 123 | New Haven city (west-southwest) | 3.3% |
| 124 | Meriden city (southeast 2) | 3.2% |
| 125 | New Haven city (north-northwest 1) | 3.1% |
| 126 | Meriden city (west-southwest 2) | 2.7% |
| 127 | Meriden city (west-northwest 1) | 2.6% |
| 128 | Unincorporated (west-southwest 5) | 2.2% |
| 129 | New Haven city (east 2) | 2% |
| 130 | Meriden city (north-northeast 2) | 1.5% |
| 131 | New Haven city (southwest 1) | 0.6% |
| 132 | Unincorporated (west-northwest 1) | 0.6% |
| 133 | Meriden city (north-northeast 1) | 0% |
| 134 | Meriden city (southwest) | 0% |