| 1 | Greenwich CDP | 29.1% |
| 2 | Darien Downtown CDP (northeast) | 26.7% |
| 3 | Tokeneke CDP (southeast) | 25.8% |
| 4 | Tokeneke CDP (east-northeast) | 22.7% |
| 5 | Old Greenwich CDP (south-southwest) | 21.8% |
| 6 | Riverside CDP | 21.1% |
| 7 | New Canaan CDP (southeast) | 20.5% |
| 8 | Rock Ridge CDP (east-northeast) | 19.6% |
| 9 | Noroton Heights CDP (south-southeast) | 19.4% |
| 10 | Darien Downtown CDP (east-northeast) | 19.3% |
| 11 | Old Greenwich CDP (north) | 19.1% |
| 12 | South Wilton CDP (northwest) | 18.7% |
| 13 | Old Greenwich CDP (northwest) | 18.6% |
| 14 | Cos Cob CDP (west-northwest) | 17.5% |
| 15 | Noroton Heights CDP (east-northeast) | 17.4% |
| 16 | Byram CDP (north) | 17.1% |
| 17 | New Canaan CDP (east-southeast) | 16.1% |
| 18 | Old Greenwich CDP (east-northeast) | 15.8% |
| 19 | Compo CDP | 15.3% |
| 20 | New Canaan CDP (east) | 15.2% |
| 21 | Greens Farms CDP | 14.9% |
| 22 | Coleytown CDP (west-northwest) | 14.5% |
| 23 | Old Greenwich CDP (north-northeast) | 13.9% |
| 24 | Norwalk city (south-southeast) | 13.8% |
| 25 | New Canaan CDP (north-northeast) | 13.7% |
| 26 | New Canaan CDP (north-northwest) | 13.3% |
| 27 | Weston CDP (southeast) | 13% |
| 28 | Old Greenwich CDP (north-northwest) | 12.5% |
| 29 | Indian Field CDP (southeast) | 12.3% |
| 30 | Noroton Heights CDP (northeast) | 12.3% |
| 31 | Stamford city (southeast 2) | 12.1% |
| 32 | Indian Field CDP (north-northeast) | 12% |
| 33 | Noroton Heights CDP (west-southwest) | 11.8% |
| 34 | Cos Cob CDP (south-southeast 1) | 11.7% |
| 35 | Cos Cob CDP (south-southeast 2) | 11.7% |
| 36 | Rock Ridge CDP (south-southeast) | 11.5% |
| 37 | Norwalk city (south) | 11.4% |
| 38 | Old Greenwich CDP (east) | 11.2% |
| 39 | Coleytown CDP (east-southeast) | 10.7% |
| 40 | Old Hill CDP (south-southwest) | 10.7% |
| 41 | Saugatuck CDP (east) | 10.7% |
| 42 | Stamford city (west-southwest) | 10.7% |
| 43 | Weston CDP (northwest) | 10.6% |
| 44 | Westport Village CDP | 10.6% |
| 45 | Norwalk city (east-southeast) | 10.5% |
| 46 | Stamford city (north-northwest 2) | 10.3% |
| 47 | Old Hill CDP (north-northeast) | 10.2% |
| 48 | Stamford city (northwest) | 10.2% |
| 49 | Cos Cob CDP (east) | 10% |
| 50 | Noroton Heights CDP (west-northwest) | 10% |
| 51 | Cos Cob CDP (south) | 9.9% |
| 52 | Indian Field CDP (west-southwest) | 9.9% |
| 53 | Stamford city (north-northwest 1) | 9.5% |
| 54 | Tokeneke CDP (south-southwest) | 9.5% |
| 55 | Cannondale CDP (west-southwest) | 9.2% |
| 56 | Darien Downtown CDP (southwest) | 9.2% |
| 57 | Stamford city (south-southwest 2) | 9.2% |
| 58 | Tokeneke CDP (southwest 2) | 9.2% |
| 59 | Stamford city (south-southeast) | 8.9% |
| 60 | Mamanasco Lake CDP (west) | 8.5% |
| 61 | Old Greenwich CDP (south-southeast) | 8.5% |
| 62 | South Wilton CDP (north-northeast) | 8.3% |
| 63 | Stamford city (northeast) | 8.2% |
| 64 | Cos Cob CDP (north-northwest) | 7.7% |
| 65 | Saugatuck CDP (south) | 7.6% |
| 66 | Tokeneke CDP (northeast) | 7.5% |
| 67 | Norwalk city (north) | 7.4% |
| 68 | New Canaan CDP (west) | 7.1% |
| 69 | Norwalk city (south-southwest) | 7.1% |
| 70 | South Wilton CDP (south-southeast 2) | 7.1% |
| 71 | Stamford city (south) | 7.1% |
| 72 | Cos Cob CDP (north) | 7% |
| 73 | Darien Downtown CDP (west-southwest) | 7% |
| 74 | New Canaan CDP (south-southwest) | 6.9% |
| 75 | Pemberwick CDP | 6.9% |
| 76 | Norwalk city (west-northwest) | 6.4% |
| 77 | Branchville CDP | 5.9% |
| 78 | Danbury city (west-northwest) | 5.8% |
| 79 | Stamford city (south-southwest 1) | 5.8% |
| 80 | South Wilton CDP (south-southwest) | 5.7% |
| 81 | South Wilton CDP (northeast) | 5.4% |
| 82 | Danbury city (east-northeast) | 5.2% |
| 83 | Rock Ridge CDP (west-northwest) | 5.2% |
| 84 | Stamford city (southeast 1) | 5.1% |
| 85 | Redding Center CDP | 4.9% |
| 86 | Tokeneke CDP (north-northeast) | 4.9% |
| 87 | Lakes East CDP | 4.6% |
| 88 | Topstone CDP (south-southeast) | 4.6% |
| 89 | Cannondale CDP (southeast) | 4.5% |
| 90 | Noroton Heights CDP (southwest) | 4.5% |
| 91 | Ridgefield CDP | 4.5% |
| 92 | Stamford city (east) | 4.5% |
| 93 | Bridgewater CDP (east-southeast) | 4.4% |
| 94 | Cannondale CDP (north-northeast) | 4.4% |
| 95 | Brookfield Center CDP (northwest) | 4.3% |
| 96 | Lakes West CDP | 4.2% |
| 97 | Mamanasco Lake CDP (south-southeast) | 3.9% |
| 98 | Danbury city (northeast) | 3.8% |
| 99 | Knollcrest CDP (north) | 3.6% |
| 100 | Ball Pond CDP (east) | 3.4% |
| 101 | Sherman CDP | 3.4% |
| 102 | Norwalk city (northwest) | 3.3% |
| 103 | Saugatuck CDP (north-northwest) | 3.1% |
| 104 | Danbury city (east) | 3% |
| 105 | Danbury city (south-southwest) | 3% |
| 106 | Mamanasco Lake CDP (north) | 3% |
| 107 | Norwalk city (northeast) | 2.9% |
| 108 | Saugatuck CDP (west-northwest) | 2.7% |
| 109 | Tokeneke CDP (southwest 1) | 2.6% |
| 110 | Danbury city (north-northeast) | 2.5% |
| 111 | Danbury city (west) | 2.5% |
| 112 | South Wilton CDP (west-southwest) | 2.5% |
| 113 | Byram CDP (west-southwest) | 2.4% |
| 114 | Bethel CDP (south-southwest) | 2.2% |
| 115 | South Wilton CDP (south-southeast 1) | 2.2% |
| 116 | Bridgewater CDP (south) | 2.1% |
| 117 | New Milford CDP (south-southeast) | 2% |
| 118 | Topstone CDP (west-northwest) | 1.9% |
| 119 | Bethel CDP (southeast) | 1.8% |
| 120 | Knollcrest CDP (northwest) | 1.8% |
| 121 | Bethel CDP (northwest) | 1.7% |
| 122 | South Wilton CDP (southeast) | 1.7% |
| 123 | Newtown borough | 1.6% |
| 124 | Bridgewater CDP (north-northwest) | 1.5% |
| 125 | Ball Pond CDP (northwest) | 1.4% |
| 126 | Chimney Point CDP (northeast) | 1.2% |
| 127 | Chimney Point CDP (southwest) | 1.2% |
| 128 | Brookfield Center CDP (south-southwest) | 1.1% |
| 129 | Danbury city (south-southeast) | 1.1% |
| 130 | Bethel CDP (south) | 1% |
| 131 | New Milford CDP (north-northwest) | 0.9% |
| 132 | Ball Pond CDP (south-southeast) | 0.8% |
| 133 | Brookfield Center CDP (north-northeast) | 0.6% |
| 134 | Dodgingtown CDP | 0.6% |
| 135 | Candlewood Shores CDP | 0.5% |
| 136 | Botsford CDP | 0.4% |
| 137 | Knollcrest CDP (east-southeast) | 0.4% |
| 138 | Hawleyville CDP | 0.3% |
| 139 | Bethel CDP (north) | 0.2% |
| 140 | Knollcrest CDP (south) | 0% |
| 141 | Knollcrest CDP (south-southeast 1) | 0% |
| 142 | Knollcrest CDP (south-southeast 2) | 0% |
| 143 | Sandy Hook CDP (north-northeast) | 0% |
| 144 | Sandy Hook CDP (south-southwest) | 0% |
| 145 | Topstone CDP (north) | 0% |