| 1 | Cotati city (north-northeast) | 7,637 |
| 2 | Santa Rosa city (west-northwest) | 7,513 |
| 3 | Sonoma State University CDP (south-southeast) | 7,376 |
| 4 | Fulton CDP (south) | 7,249 |
| 5 | Santa Rosa city (west-southwest) | 7,087 |
| 6 | Cazadero CDP (north) | 6,780 |
| 7 | Petaluma city (east-northeast) | 6,779 |
| 8 | Larkfield-Wikiup CDP (east-northeast) | 6,739 |
| 9 | Rohnert Park city (north-northwest) | 6,714 |
| 10 | Bloomfield CDP (west-southwest 1) | 6,418 |
| 11 | Fulton CDP (west-northwest) | 6,205 |
| 12 | Fulton CDP (southwest) | 6,155 |
| 13 | Glen Ellen CDP (northwest) | 6,050 |
| 14 | Sonoma State University CDP (northeast) | 6,001 |
| 15 | Glen Ellen CDP (south) | 5,932 |
| 16 | Bloomfield CDP (north-northeast) | 5,831 |
| 17 | Fulton CDP (southeast) | 5,629 |
| 18 | Fulton CDP (north-northeast 2) | 5,600 |
| 19 | Boyes Hot Springs CDP | 5,518 |
| 20 | Bloomfield CDP (northeast 1) | 5,515 |
| 21 | Cotati city (south-southwest) | 5,417 |
| 22 | Larkfield-Wikiup CDP (northwest 1) | 5,296 |
| 23 | Windsor town (south-southwest) | 5,175 |
| 24 | Petaluma city (northwest) | 5,099 |
| 25 | Fulton CDP (east) | 5,059 |
| 26 | Petaluma city (south) | 5,054 |
| 27 | Penngrove CDP (north-northwest) | 5,012 |
| 28 | Cotati city (south-southeast) | 5,007 |
| 29 | Petaluma city (west) | 5,007 |
| 30 | El Verano CDP (southwest) | 5,000 |
| 31 | Cotati city (east-southeast) | 4,999 |
| 32 | El Verano CDP (northeast) | 4,968 |
| 33 | Bloomfield CDP (northeast 2) | 4,964 |
| 34 | Fetters Hot Springs-Agua Caliente CDP (west-southwest) | 4,952 |
| 35 | Petaluma Center CDP (west-northwest) | 4,920 |
| 36 | Santa Rosa city (east-southeast 2) | 4,906 |
| 37 | Fulton CDP (east-northeast) | 4,903 |
| 38 | Larkfield-Wikiup CDP (northwest 2) | 4,891 |
| 39 | Petaluma Center CDP (southeast) | 4,822 |
| 40 | El Verano CDP (west) | 4,709 |
| 41 | Glen Ellen CDP (west) | 4,699 |
| 42 | Bloomfield CDP (south-southwest) | 4,648 |
| 43 | Petaluma city (east-southeast) | 4,630 |
| 44 | Petaluma Center CDP (south-southeast) | 4,620 |
| 45 | Healdsburg city (west-northwest) | 4,535 |
| 46 | Larkfield-Wikiup CDP (west-northwest) | 4,489 |
| 47 | Penngrove CDP (southeast) | 4,429 |
| 48 | Larkfield-Wikiup CDP (southeast 3) | 4,427 |
| 49 | Fetters Hot Springs-Agua Caliente CDP (east-southeast) | 4,283 |
| 50 | Cotati city (north-northwest) | 4,271 |
| 51 | Santa Rosa city (north) | 4,222 |
| 52 | Fulton CDP (north-northeast 1) | 4,206 |
| 53 | Larkfield-Wikiup CDP (southeast 4) | 4,111 |
| 54 | Larkfield-Wikiup CDP (southeast 1) | 4,101 |
| 55 | Glen Ellen CDP (north-northwest 1) | 4,073 |
| 56 | El Verano CDP (north) | 4,071 |
| 57 | Santa Rosa city (northeast) | 4,040 |
| 58 | Petaluma city (southeast) | 4,008 |
| 59 | Rohnert Park city (south-southeast) | 4,003 |
| 60 | Fetters Hot Springs-Agua Caliente CDP (north-northeast) | 3,999 |
| 61 | Glen Ellen CDP (north-northwest 2) | 3,965 |
| 62 | Bloomfield CDP (northeast 3) | 3,925 |
| 63 | Fulton CDP (north) | 3,864 |
| 64 | Geyserville CDP (south-southeast) | 3,837 |
| 65 | Forestville CDP (northeast) | 3,819 |
| 66 | Petaluma city (north-northwest) | 3,790 |
| 67 | Sonoma State University CDP (northwest) | 3,770 |
| 68 | Larkfield-Wikiup CDP (east-southeast) | 3,736 |
| 69 | Petaluma Center CDP (east-northeast) | 3,722 |
| 70 | Sebastopol city (west-northwest) | 3,690 |
| 71 | Sonoma city (southwest) | 3,667 |
| 72 | Valley Ford CDP (southwest) | 3,643 |
| 73 | Bloomfield CDP (west-southwest 2) | 3,626 |
| 74 | Occidental CDP (east-northeast) | 3,620 |
| 75 | Forestville CDP (northwest) | 3,591 |
| 76 | Windsor town (north) | 3,531 |
| 77 | Geyserville CDP (north-northwest) | 3,520 |
| 78 | Valley Ford CDP (northeast) | 3,520 |
| 79 | Windsor town (southeast) | 3,518 |
| 80 | Healdsburg city (north-northwest) | 3,497 |
| 81 | Cotati city (south) | 3,487 |
| 82 | Cloverdale city | 3,472 |
| 83 | Geyserville CDP (west) | 3,422 |
| 84 | Santa Rosa city (east) | 3,268 |
| 85 | Santa Rosa city (east-southeast 1) | 3,253 |
| 86 | Glen Ellen CDP (east-northeast 2) | 3,251 |
| 87 | Santa Rosa city (south-southeast) | 3,235 |
| 88 | Glen Ellen CDP (east-northeast 1) | 3,153 |
| 89 | Cotati city (north) | 3,150 |
| 90 | Cotati city (northwest) | 3,116 |
| 91 | Larkfield-Wikiup CDP (west-southwest) | 3,092 |
| 92 | Petaluma Center CDP (north) | 3,078 |
| 93 | Santa Rosa city (south) | 2,976 |
| 94 | Santa Rosa city (northwest 1) | 2,914 |
| 95 | Santa Rosa city (northwest 2) | 2,906 |
| 96 | Glen Ellen CDP (east-southeast) | 2,851 |
| 97 | Forestville CDP (west-southwest) | 2,784 |
| 98 | Windsor town (northeast) | 2,754 |
| 99 | Kenwood CDP (north-northwest) | 2,588 |
| 100 | Sebastopol city (east-southeast) | 2,523 |
| 101 | Santa Rosa city (south-southwest) | 2,522 |
| 102 | Penngrove CDP (west) | 2,436 |
| 103 | Guerneville CDP (southeast) | 2,316 |
| 104 | Larkfield-Wikiup CDP (southeast 2) | 2,157 |
| 105 | El Verano CDP (southeast) | 2,133 |
| 106 | Cazadero CDP (east-southeast) | 2,113 |
| 107 | Graton CDP | 2,052 |
| 108 | Bodega CDP | 2,007 |
| 109 | Forestville CDP (south-southeast) | 1,882 |
| 110 | Healdsburg city (southeast) | 1,738 |
| 111 | Occidental CDP (west-southwest) | 1,697 |
| 112 | Cazadero CDP (west) | 1,681 |
| 113 | Cazadero CDP (south) | 1,546 |
| 114 | Guerneville CDP (northwest) | 1,533 |
| 115 | Kenwood CDP (south-southeast) | 1,493 |
| 116 | Monte Rio CDP | 1,453 |
| 117 | Sonoma city (northeast) | 1,201 |
| 118 | Geyserville CDP (southeast) | 1,105 |
| 119 | Glen Ellen CDP (south-southwest) | 1,075 |
| 120 | Timber Cove CDP (north-northeast) | 837 |
| 121 | Sea Ranch CDP | 788 |