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Solano County, CA Demographics

Solano County, CA is the 19th most populous of 58 counties in California, with 453,491 residents across 822 square miles. That is about 552 people per square mile.

At the 2020 census

Population 453,491
Land area 822 sq mi
Density 552 / sq mi

Data: 2020 Census · American Community Survey 2024

How Solano County compares to the US

We're computing this county's comparison table — check back shortly. Population, land area, and density above are already exact.

Central Location: Solano County, CA

Measured from the county's main population center using 2020 census blocks.

We're computing the drive-time and radius areas around Solano County, CA — check back shortly. Meanwhile you can drop a pin anywhere in the radius tool.

Census tracts in Solano County, CA

Name Population Sq mi Per sq mi
Census Tract 2523.17 11,656 12.1 962
Census Tract 2522.05 8,669 13.7 635
Census Tract 2529.04 8,478 21.5 394
Census Tract 2534.02 8,381 6.5 1,298
Census Tract 2501.05 7,243 1.3 5,444
Census Tract 2527.02 7,039 82.0 86
Census Tract 2530 6,640 1.4 4,785
Census Tract 2531.05 6,489 1.0 6,799
Census Tract 2535.01 6,327 141.8 45
Census Tract 2529.15 6,318 5.6 1,119
Census Tract 2527.05 6,144 0.7 9,219
Census Tract 2519.02 6,123 0.8 7,694
Census Tract 2523.05 6,084 17.7 344
Census Tract 2514 6,010 0.9 7,053
Census Tract 2531.07 5,999 1.0 6,109
Census Tract 2526.05 5,985 0.6 9,854
Census Tract 2521.04 5,981 3.8 1,584
Census Tract 2519.03 5,906 1.0 5,715
Census Tract 2523.13 5,887 2.8 2,139
Census Tract 2534.04 5,815 1.0 5,767
Census Tract 2529.10 5,788 0.6 9,047
Census Tract 2521.03 5,643 0.9 6,345
Census Tract 2529.12 5,612 1.0 5,757
Census Tract 2529.14 5,592 0.9 5,933
Census Tract 2518.03 5,526 1.2 4,442
Census Tract 2526.06 5,423 0.5 10,726
Census Tract 2524.02 5,419 5.8 933
Census Tract 2534.03 5,369 2.9 1,844
Census Tract 2527.04 5,325 0.5 10,372
Census Tract 2531.01 5,302 2.4 2,203
Census Tract 2522.04 5,267 20.4 258
Census Tract 2519.01 5,264 1.2 4,277
Census Tract 2532.08 5,173 0.6 8,540
Census Tract 2529.11 5,070 1.6 3,114
Census Tract 2527.07 5,044 1.5 3,465
Census Tract 2529.13 4,998 0.7 7,280
Census Tract 2522.03 4,964 15.4 323
Census Tract 2508.01 4,916 14.9 329
Census Tract 2522.06 4,908 7.1 691
Census Tract 2524.01 4,855 0.5 8,976
Census Tract 2506.01 4,833 0.9 5,232
Census Tract 2532.01 4,821 1.9 2,482
Census Tract 2501.03 4,804 0.8 6,163
Census Tract 2535.02 4,637 81.1 57
Census Tract 2523.11 4,623 3.1 1,500
Census Tract 2523.14 4,599 0.7 6,649
Census Tract 2529.03 4,475 88.0 51
Census Tract 2529.09 4,421 2.2 2,024
Census Tract 2520 4,361 1.2 3,598
Census Tract 2531.08 4,353 3.1 1,422
Census Tract 2523.15 4,283 0.7 6,510
Census Tract 2502 4,280 0.5 8,209
Census Tract 2527.03 4,263 0.5 8,387
Census Tract 2526.08 4,190 0.3 12,072
Census Tract 2527.06 4,182 1.6 2,601
Census Tract 2532.03 4,179 0.7 5,902
Census Tract 2521.06 4,122 1.1 3,734
Census Tract 2506.05 4,012 1.2 3,407
Census Tract 2521.02 3,992 17.9 223
Census Tract 2515 3,992 0.5 7,510
Census Tract 2506.04 3,848 0.8 4,827
Census Tract 2526.07 3,836 0.3 12,902
Census Tract 2529.08 3,825 0.4 9,024
Census Tract 2517.01 3,800 0.6 6,228
Census Tract 2532.06 3,688 1.3 2,771
Census Tract 2501.06 3,684 7.1 516
Census Tract 2526.04 3,652 0.6 6,026
Census Tract 2512 3,639 0.5 7,863
Census Tract 2523.16 3,622 0.5 7,279
Census Tract 2518.04 3,621 0.6 5,577
Census Tract 2526.11 3,607 0.4 9,904
Census Tract 2503 3,539 0.4 8,350
Census Tract 2521.07 3,535 1.0 3,415
Census Tract 2523.06 3,523 0.7 4,890
Census Tract 2511 3,490 0.4 8,557
Census Tract 2507.01 3,473 0.9 4,082
Census Tract 2523.12 3,443 0.6 5,506
Census Tract 2531.06 3,427 0.4 8,119
Census Tract 2504 3,372 0.4 7,960
Census Tract 2526.10 3,317 0.4 8,742
Census Tract 2505.02 3,266 0.7 4,525
Census Tract 2521.05 3,204 1.0 3,168
Census Tract 2513 3,168 0.5 6,544
Census Tract 2518.02 3,132 0.9 3,513
Census Tract 2532.05 3,091 1.0 3,099
Census Tract 2521.08 3,067 0.6 4,761
Census Tract 2523.10 3,067 9.6 320
Census Tract 2509 3,038 0.3 9,681
Census Tract 2525.01 2,870 0.4 6,658
Census Tract 2517.02 2,819 0.2 12,468
Census Tract 2510 2,742 0.3 9,772
Census Tract 2516 2,694 0.3 8,102
Census Tract 2528.01 2,635 1.0 2,674
Census Tract 2533 2,527 170.9 15
Census Tract 2532.07 2,332 1.6 1,460
Census Tract 2501.04 2,257 0.5 4,460
Census Tract 2505.01 2,215 0.5 4,414
Census Tract 2525.02 1,896 0.4 5,326
Census Tract 2528.02 1,472 1.4 1,058
Census Tract 9800 4 5.4 1

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About this page

This page shows demographics for a US county from the 2020 census and the American Community Survey: population, land area, density, urban share, and how the county compares to national averages for income, housing, age, and more.

Counties subdivide into census tracts, listed below with their populations. The drive-time and radius tables measure the population around the county's main population center.

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