| 1 | Allendale CDP (southeast 1) | 13,035 |
| 2 | Dixon city (east-southeast) | 9,208 |
| 3 | Green Valley CDP (south-southeast) | 8,609 |
| 4 | Hartley CDP (north) | 8,433 |
| 5 | Vallejo city (east-northeast) | 7,453 |
| 6 | Rio Vista city (southwest) | 7,169 |
| 7 | Hartley CDP (south) | 6,583 |
| 8 | Vacaville city (south-southeast) | 6,558 |
| 9 | Rio Vista city (east-northeast) | 6,458 |
| 10 | Suisun City city (southeast) | 6,115 |
| 11 | Suisun City city (west-northwest) | 6,016 |
| 12 | Benicia city (north-northwest) | 6,004 |
| 13 | Fairfield city (southwest) | 5,962 |
| 14 | Hartley CDP (south-southwest 2) | 5,920 |
| 15 | Dixon city (north) | 5,872 |
| 16 | Green Valley CDP (south-southwest 2) | 5,846 |
| 17 | Vallejo city (north-northeast 1) | 5,820 |
| 18 | Allendale CDP (east 2) | 5,796 |
| 19 | Fairfield city (northeast) | 5,755 |
| 20 | Vallejo city (north-northeast 2) | 5,717 |
| 21 | Benicia city (north-northeast) | 5,704 |
| 22 | Allendale CDP (northeast) | 5,697 |
| 23 | Green Valley CDP (northwest) | 5,588 |
| 24 | Vallejo city (north) | 5,584 |
| 25 | Vallejo city (north-northeast 3) | 5,514 |
| 26 | Hartley CDP (west-southwest) | 5,496 |
| 27 | Fairfield city (south-southwest) | 5,486 |
| 28 | Dixon city (southwest) | 5,471 |
| 29 | Hartley CDP (south-southeast) | 5,437 |
| 30 | Suisun City city (south) | 5,387 |
| 31 | Hartley CDP (west-northwest) | 5,293 |
| 32 | Allendale CDP (north 3) | 5,207 |
| 33 | Hartley CDP (south-southwest 1) | 5,204 |
| 34 | Vallejo city (south-southeast 1) | 5,000 |
| 35 | Vallejo city (northwest 2) | 4,875 |
| 36 | Vacaville city (north-northwest) | 4,824 |
| 37 | Fairfield city (north) | 4,802 |
| 38 | Allendale CDP (north 2) | 4,789 |
| 39 | Allendale CDP (southwest 3) | 4,770 |
| 40 | Vallejo city (west 1) | 4,764 |
| 41 | Allendale CDP (east 1) | 4,701 |
| 42 | Vallejo city (east 1) | 4,691 |
| 43 | Allendale CDP (north 1) | 4,668 |
| 44 | Rio Vista city (southeast) | 4,661 |
| 45 | Benicia city (east-southeast 1) | 4,544 |
| 46 | Allendale CDP (south-southwest 1) | 4,520 |
| 47 | Suisun City city (east 2) | 4,460 |
| 48 | Vallejo city (east-southeast) | 4,395 |
| 49 | Allendale CDP (south-southwest 3) | 4,386 |
| 50 | Suisun City city (northwest) | 4,313 |
| 51 | Benicia city (south) | 4,293 |
| 52 | Allendale CDP (southwest 1) | 4,289 |
| 53 | Green Valley CDP (north) | 4,284 |
| 54 | Suisun City city (east 1) | 4,113 |
| 55 | Allendale CDP (south-southwest 2) | 4,093 |
| 56 | Suisun City city (southwest) | 4,093 |
| 57 | Benicia city (west-southwest) | 4,088 |
| 58 | Allendale CDP (north-northeast 1) | 4,070 |
| 59 | Benicia city (east) | 4,048 |
| 60 | Hartley CDP (northwest) | 4,039 |
| 61 | Benicia city (west) | 3,975 |
| 62 | Allendale CDP (north 4) | 3,855 |
| 63 | Suisun City city (north-northwest) | 3,849 |
| 64 | Suisun City city (west-southwest) | 3,836 |
| 65 | Hartley CDP (southwest) | 3,813 |
| 66 | Vallejo city (southeast 2) | 3,763 |
| 67 | Fairfield city (north-northeast) | 3,761 |
| 68 | Vallejo city (southeast 1) | 3,710 |
| 69 | Green Valley CDP (south-southwest 1) | 3,646 |
| 70 | Vacaville city (south) | 3,603 |
| 71 | Vallejo city (west-southwest 1) | 3,586 |
| 72 | Vallejo city (west 2) | 3,500 |
| 73 | Benicia city (east-southeast 2) | 3,362 |
| 74 | Vallejo city (south) | 3,315 |
| 75 | Allendale CDP (southwest 2) | 3,304 |
| 76 | Vallejo city (northwest 3) | 3,200 |
| 77 | Green Valley CDP (north-northeast) | 3,169 |
| 78 | Vallejo city (south-southeast 3) | 3,163 |
| 79 | Benicia city (northwest 2) | 3,129 |
| 80 | Benicia city (northwest 1) | 3,116 |
| 81 | Vacaville city (north) | 3,063 |
| 82 | Vallejo city (northwest 1) | 3,054 |
| 83 | Suisun City city (north-northeast) | 3,042 |
| 84 | Vallejo city (east 3) | 3,038 |
| 85 | Fairfield city (north-northwest) | 3,007 |
| 86 | Fairfield city (east-northeast) | 2,995 |
| 87 | Benicia city (south-southeast) | 2,928 |
| 88 | Vallejo city (south-southeast 2) | 2,876 |
| 89 | Vallejo city (west-northwest) | 2,874 |
| 90 | Vallejo city (southwest) | 2,830 |
| 91 | Allendale CDP (southeast 2) | 2,785 |
| 92 | Vallejo city (west-southwest 2) | 2,743 |
| 93 | Hartley CDP (east-northeast) | 2,722 |
| 94 | Allendale CDP (north-northeast 2) | 2,663 |
| 95 | Vallejo city (southeast 3) | 2,542 |
| 96 | Vallejo city (east 2) | 2,163 |
| 97 | Vallejo city (south-southwest) | 2,069 |
| 98 | Fairfield city (east-southeast) | 1,757 |
| 99 | Rio Vista city (northwest 1) | 1,048 |