| 1 | Darien Downtown CDP (southwest) | 68.1% |
| 2 | Old Greenwich CDP (north) | 62.8% |
| 3 | Danbury city (west-northwest) | 59.8% |
| 4 | Danbury city (east-northeast) | 57.4% |
| 5 | Danbury city (north-northeast) | 57.1% |
| 6 | Norwalk city (south-southwest) | 54.3% |
| 7 | Old Greenwich CDP (north-northwest) | 54.1% |
| 8 | Stamford city (south-southwest 1) | 52.2% |
| 9 | Norwalk city (west-northwest) | 51.4% |
| 10 | Saugatuck CDP (south) | 47.8% |
| 11 | Byram CDP (west-southwest) | 45.4% |
| 12 | Stamford city (northeast) | 45% |
| 13 | Danbury city (south-southeast) | 43.5% |
| 14 | Tokeneke CDP (north-northeast) | 43.5% |
| 15 | Tokeneke CDP (southwest 2) | 43.1% |
| 16 | Danbury city (northeast) | 42.7% |
| 17 | Danbury city (south-southwest) | 41.4% |
| 18 | Norwalk city (south) | 41.4% |
| 19 | Norwalk city (northwest) | 39.1% |
| 20 | Danbury city (east) | 38.8% |
| 21 | Norwalk city (northeast) | 38.8% |
| 22 | Old Greenwich CDP (east-northeast) | 37.9% |
| 23 | Darien Downtown CDP (west-southwest) | 37.4% |
| 24 | Norwalk city (south-southeast) | 37% |
| 25 | Saugatuck CDP (north-northwest) | 36% |
| 26 | South Wilton CDP (south-southeast 2) | 35.7% |
| 27 | Tokeneke CDP (south-southwest) | 35.6% |
| 28 | Norwalk city (east-southeast) | 34.6% |
| 29 | Stamford city (west-southwest) | 34.3% |
| 30 | Old Greenwich CDP (south-southeast) | 34% |
| 31 | Knollcrest CDP (south-southeast 1) | 32.2% |
| 32 | Stamford city (southeast 2) | 30.4% |
| 33 | Bethel CDP (northwest) | 29.1% |
| 34 | Brookfield Center CDP (south-southwest) | 29% |
| 35 | Stamford city (east) | 28.8% |
| 36 | Norwalk city (north) | 28.6% |
| 37 | Tokeneke CDP (southwest 1) | 28.4% |
| 38 | Stamford city (southeast 1) | 28% |
| 39 | South Wilton CDP (south-southeast 1) | 27.5% |
| 40 | Ball Pond CDP (east) | 27.1% |
| 41 | Stamford city (south-southeast) | 25.7% |
| 42 | Noroton Heights CDP (west-southwest) | 25.5% |
| 43 | Topstone CDP (north) | 25.2% |
| 44 | Old Greenwich CDP (northwest) | 24.2% |
| 45 | Tokeneke CDP (northeast) | 24.1% |
| 46 | South Wilton CDP (south-southwest) | 24% |
| 47 | Indian Field CDP (west-southwest) | 23.8% |
| 48 | Old Greenwich CDP (east) | 23.3% |
| 49 | Greens Farms CDP | 22.6% |
| 50 | Knollcrest CDP (south) | 20.7% |
| 51 | Knollcrest CDP (east-southeast) | 20% |
| 52 | Noroton Heights CDP (west-northwest) | 19.7% |
| 53 | Indian Field CDP (north-northeast) | 18.9% |
| 54 | Knollcrest CDP (northwest) | 18.2% |
| 55 | Stamford city (northwest) | 18.1% |
| 56 | Old Greenwich CDP (north-northeast) | 18% |
| 57 | South Wilton CDP (southeast) | 17.9% |
| 58 | Danbury city (west) | 17.7% |
| 59 | Saugatuck CDP (west-northwest) | 16.8% |
| 60 | Topstone CDP (west-northwest) | 16.8% |
| 61 | Ball Pond CDP (south-southeast) | 16.5% |
| 62 | Knollcrest CDP (south-southeast 2) | 16.5% |
| 63 | Cos Cob CDP (south-southeast 2) | 16.4% |
| 64 | New Milford CDP (south-southeast) | 16.3% |
| 65 | Bethel CDP (north) | 16.2% |
| 66 | Rock Ridge CDP (east-northeast) | 16.1% |
| 67 | Dodgingtown CDP | 15.4% |
| 68 | Indian Field CDP (southeast) | 15.2% |
| 69 | Stamford city (south) | 15.1% |
| 70 | Stamford city (north-northwest 2) | 15% |
| 71 | Chimney Point CDP (northeast) | 14.9% |
| 72 | Stamford city (south-southwest 2) | 14.9% |
| 73 | Mamanasco Lake CDP (north) | 14.7% |
| 74 | Bethel CDP (south-southwest) | 14.3% |
| 75 | Noroton Heights CDP (northeast) | 14% |
| 76 | Brookfield Center CDP (northwest) | 13.8% |
| 77 | Riverside CDP | 13.1% |
| 78 | Bethel CDP (south) | 12.9% |
| 79 | New Canaan CDP (west) | 12.7% |
| 80 | Noroton Heights CDP (southwest) | 12.6% |
| 81 | Bethel CDP (southeast) | 12.5% |
| 82 | Ball Pond CDP (northwest) | 12.3% |
| 83 | Cos Cob CDP (south) | 12.1% |
| 84 | New Canaan CDP (north-northwest) | 12.1% |
| 85 | Old Hill CDP (south-southwest) | 12.1% |
| 86 | Botsford CDP | 12% |
| 87 | Topstone CDP (south-southeast) | 12% |
| 88 | Bridgewater CDP (north-northwest) | 11.3% |
| 89 | Cos Cob CDP (south-southeast 1) | 11.2% |
| 90 | Cos Cob CDP (east) | 11.1% |
| 91 | Brookfield Center CDP (north-northeast) | 11% |
| 92 | Westport Village CDP | 11% |
| 93 | Chimney Point CDP (southwest) | 10.7% |
| 94 | Weston CDP (northwest) | 10.7% |
| 95 | Ridgefield CDP | 10.5% |
| 96 | Sandy Hook CDP (south-southwest) | 10.5% |
| 97 | Lakes East CDP | 10.4% |
| 98 | New Canaan CDP (south-southwest) | 10.4% |
| 99 | Stamford city (north-northwest 1) | 10.4% |
| 100 | Hawleyville CDP | 10.3% |
| 101 | Newtown borough | 8.9% |
| 102 | Darien Downtown CDP (east-northeast) | 8.7% |
| 103 | Cannondale CDP (west-southwest) | 8.6% |
| 104 | Coleytown CDP (east-southeast) | 8.4% |
| 105 | Greenwich CDP | 8.4% |
| 106 | Knollcrest CDP (north) | 8.4% |
| 107 | Branchville CDP | 8.3% |
| 108 | New Milford CDP (north-northwest) | 8.3% |
| 109 | Saugatuck CDP (east) | 8.3% |
| 110 | Pemberwick CDP | 8.2% |
| 111 | Candlewood Shores CDP | 8% |
| 112 | South Wilton CDP (west-southwest) | 7.7% |
| 113 | Bridgewater CDP (south) | 7.4% |
| 114 | Cannondale CDP (north-northeast) | 7.2% |
| 115 | Old Greenwich CDP (south-southwest) | 7% |
| 116 | Tokeneke CDP (southeast) | 6.9% |
| 117 | Sherman CDP | 6.7% |
| 118 | Weston CDP (southeast) | 6.7% |
| 119 | Old Hill CDP (north-northeast) | 6.6% |
| 120 | Byram CDP (north) | 6.5% |
| 121 | Redding Center CDP | 5.9% |
| 122 | South Wilton CDP (northeast) | 5.9% |
| 123 | Coleytown CDP (west-northwest) | 5.8% |
| 124 | Mamanasco Lake CDP (south-southeast) | 5.6% |
| 125 | Cos Cob CDP (north) | 5.5% |
| 126 | Rock Ridge CDP (south-southeast) | 5.5% |
| 127 | Noroton Heights CDP (south-southeast) | 5.4% |
| 128 | Cos Cob CDP (north-northwest) | 5.2% |
| 129 | New Canaan CDP (north-northeast) | 4.8% |
| 130 | Sandy Hook CDP (north-northeast) | 4.8% |
| 131 | South Wilton CDP (northwest) | 4.8% |
| 132 | New Canaan CDP (east) | 4.7% |
| 133 | Cannondale CDP (southeast) | 4.5% |
| 134 | Compo CDP | 4.4% |
| 135 | South Wilton CDP (north-northeast) | 4.2% |
| 136 | Rock Ridge CDP (west-northwest) | 4% |
| 137 | Cos Cob CDP (west-northwest) | 3.6% |
| 138 | Lakes West CDP | 3.2% |
| 139 | Darien Downtown CDP (northeast) | 2.8% |
| 140 | New Canaan CDP (southeast) | 2.6% |
| 141 | Tokeneke CDP (east-northeast) | 2.5% |
| 142 | Bridgewater CDP (east-southeast) | 2.2% |
| 143 | Noroton Heights CDP (east-northeast) | 2.1% |
| 144 | New Canaan CDP (east-southeast) | 0.4% |
| 145 | Mamanasco Lake CDP (west) | 0.1% |