| 1 | Bloomfield CDP (northeast 3) | 36.9% |
| 2 | Cotati city (northwest) | 36.7% |
| 3 | Bloomfield CDP (northeast 1) | 36% |
| 4 | Fulton CDP (east) | 35.7% |
| 5 | Bloomfield CDP (north-northeast) | 34.4% |
| 6 | Fulton CDP (east-northeast) | 32.4% |
| 7 | Cotati city (north-northeast) | 31.6% |
| 8 | Santa Rosa city (south-southeast) | 31.6% |
| 9 | Santa Rosa city (west-southwest) | 31.4% |
| 10 | Petaluma city (southeast) | 30.9% |
| 11 | Bloomfield CDP (northeast 2) | 30.4% |
| 12 | Fetters Hot Springs-Agua Caliente CDP (west-southwest) | 29.6% |
| 13 | Santa Rosa city (south-southwest) | 28.8% |
| 14 | Cotati city (north-northwest) | 27.6% |
| 15 | Fulton CDP (south) | 27.1% |
| 16 | Bloomfield CDP (west-southwest 1) | 26.5% |
| 17 | Fulton CDP (southeast) | 26.3% |
| 18 | Rohnert Park city (north-northwest) | 25.2% |
| 19 | Healdsburg city (west-northwest) | 25% |
| 20 | Cotati city (north) | 24.1% |
| 21 | Santa Rosa city (west-northwest) | 23.3% |
| 22 | Glen Ellen CDP (west) | 23.1% |
| 23 | Santa Rosa city (northwest 1) | 22.6% |
| 24 | Cloverdale city | 22.5% |
| 25 | Fetters Hot Springs-Agua Caliente CDP (north-northeast) | 21% |
| 26 | Rohnert Park city (south-southeast) | 20.3% |
| 27 | Sonoma State University CDP (northwest) | 19.8% |
| 28 | Larkfield-Wikiup CDP (southeast 4) | 19.7% |
| 29 | Boyes Hot Springs CDP | 19.6% |
| 30 | Larkfield-Wikiup CDP (northwest 2) | 19.3% |
| 31 | Petaluma city (northwest) | 19.1% |
| 32 | El Verano CDP (west) | 18.7% |
| 33 | Petaluma city (west) | 18.5% |
| 34 | Santa Rosa city (northwest 2) | 18.3% |
| 35 | Larkfield-Wikiup CDP (west-southwest) | 18.2% |
| 36 | Windsor town (southeast) | 17.8% |
| 37 | Petaluma city (north-northwest) | 17.5% |
| 38 | Windsor town (northeast) | 17.5% |
| 39 | Glen Ellen CDP (north-northwest 2) | 17.4% |
| 40 | Geyserville CDP (north-northwest) | 17.1% |
| 41 | Windsor town (north) | 17.1% |
| 42 | Sebastopol city (east-southeast) | 17% |
| 43 | Fetters Hot Springs-Agua Caliente CDP (east-southeast) | 16.9% |
| 44 | Fulton CDP (southwest) | 16.9% |
| 45 | Sebastopol city (west-northwest) | 16.9% |
| 46 | Cazadero CDP (north) | 16.2% |
| 47 | Petaluma city (south) | 15.9% |
| 48 | Fulton CDP (north-northeast 2) | 15.8% |
| 49 | Larkfield-Wikiup CDP (southeast 1) | 15.7% |
| 50 | Petaluma city (east-northeast) | 15.6% |
| 51 | Larkfield-Wikiup CDP (west-northwest) | 14.9% |
| 52 | Cotati city (south) | 14.8% |
| 53 | Geyserville CDP (southeast) | 14.6% |
| 54 | Healdsburg city (southeast) | 14.5% |
| 55 | Santa Rosa city (east-southeast 1) | 14.5% |
| 56 | Fulton CDP (west-northwest) | 14.3% |
| 57 | Petaluma Center CDP (south-southeast) | 14.2% |
| 58 | Larkfield-Wikiup CDP (east-southeast) | 14% |
| 59 | Glen Ellen CDP (northwest) | 13.8% |
| 60 | El Verano CDP (southwest) | 13.7% |
| 61 | Timber Cove CDP (north-northeast) | 13.6% |
| 62 | Petaluma Center CDP (north) | 13.3% |
| 63 | Windsor town (south-southwest) | 13.3% |
| 64 | Fulton CDP (north-northeast 1) | 13.2% |
| 65 | El Verano CDP (southeast) | 13.1% |
| 66 | Larkfield-Wikiup CDP (southeast 3) | 13.1% |
| 67 | Healdsburg city (north-northwest) | 13% |
| 68 | Penngrove CDP (southeast) | 12.9% |
| 69 | Cazadero CDP (east-southeast) | 12.7% |
| 70 | Sonoma State University CDP (south-southeast) | 12.6% |
| 71 | Cotati city (east-southeast) | 12.4% |
| 72 | Cotati city (south-southwest) | 12.3% |
| 73 | Larkfield-Wikiup CDP (northwest 1) | 12.3% |
| 74 | Sonoma State University CDP (northeast) | 12.1% |
| 75 | Occidental CDP (east-northeast) | 12% |
| 76 | Sonoma city (southwest) | 11.3% |
| 77 | Larkfield-Wikiup CDP (southeast 2) | 11.2% |
| 78 | Sea Ranch CDP | 11.2% |
| 79 | Glen Ellen CDP (east-northeast 2) | 10.9% |
| 80 | Valley Ford CDP (southwest) | 10.9% |
| 81 | Forestville CDP (northwest) | 10.8% |
| 82 | Cotati city (south-southeast) | 10.7% |
| 83 | Glen Ellen CDP (east-southeast) | 10.6% |
| 84 | Larkfield-Wikiup CDP (east-northeast) | 10.6% |
| 85 | Occidental CDP (west-southwest) | 10.6% |
| 86 | Bodega CDP | 10.3% |
| 87 | Forestville CDP (northeast) | 10.2% |
| 88 | Fulton CDP (north) | 10% |
| 89 | Geyserville CDP (west) | 9.6% |
| 90 | El Verano CDP (north) | 9.2% |
| 91 | Glen Ellen CDP (south) | 8.9% |
| 92 | Petaluma Center CDP (west-northwest) | 8.9% |
| 93 | Petaluma city (east-southeast) | 8.9% |
| 94 | Santa Rosa city (north) | 8.9% |
| 95 | Bloomfield CDP (south-southwest) | 8.7% |
| 96 | Cazadero CDP (west) | 8.6% |
| 97 | Bloomfield CDP (west-southwest 2) | 8.4% |
| 98 | Kenwood CDP (south-southeast) | 8.4% |
| 99 | El Verano CDP (northeast) | 8.1% |
| 100 | Santa Rosa city (south) | 8% |
| 101 | Cazadero CDP (south) | 7.9% |
| 102 | Santa Rosa city (east) | 7.9% |
| 103 | Penngrove CDP (north-northwest) | 7.8% |
| 104 | Valley Ford CDP (northeast) | 7.2% |
| 105 | Sonoma city (northeast) | 7.1% |
| 106 | Glen Ellen CDP (north-northwest 1) | 7% |
| 107 | Kenwood CDP (north-northwest) | 6.7% |
| 108 | Geyserville CDP (south-southeast) | 6.3% |
| 109 | Guerneville CDP (southeast) | 6.3% |
| 110 | Petaluma Center CDP (east-northeast) | 6.1% |
| 111 | Santa Rosa city (northeast) | 5.6% |
| 112 | Glen Ellen CDP (east-northeast 1) | 5.4% |
| 113 | Petaluma Center CDP (southeast) | 5.4% |
| 114 | Santa Rosa city (east-southeast 2) | 5.2% |
| 115 | Forestville CDP (west-southwest) | 5.1% |
| 116 | Monte Rio CDP | 5.1% |
| 117 | Guerneville CDP (northwest) | 5% |
| 118 | Forestville CDP (south-southeast) | 4.6% |
| 119 | Graton CDP | 4.4% |
| 120 | Glen Ellen CDP (south-southwest) | 3% |
| 121 | Penngrove CDP (west) | 1.9% |