Total Population in Solano County, CA
ACS 2024 5-Year Estimates
451,918
Rank #162/3,222 · #19 in CA
95th
Solano 451,918
CA 39M -98.8%
US 330M
Total Population Trend
Rankings →Percentile Rank Over Time
Year-over-Year Population Change
National Distribution
How Solano County's total population of 451,918 compares to all 3,222 U.S. counties. Values range from 33 to 9,808,667.
Distribution of Total Population Across All Counties
Ranking Context
Counties ranked closest to Solano County for total population.
Nearby Rankings
Full ranking →| #159 | Virginia Beach city, VA | 456,349 |
| #160 | Naugatuck Valley Planning Region, CT | 454,969 |
| #161 | East Baton Rouge Parish, LA | 452,938 |
| #162 | Solano County, CA | 451,918 |
| #163 | Dakota County, MN | 445,771 |
| #164 | Santa Barbara County, CA | 443,701 |
| #165 | Monterey County, CA | 437,613 |
About Total Population
Solano County, California has a total population of 451,918, ranking #162 of 3,222 counties nationwide — 99.9% below the national value of 330M. Within California, it ranks #19 of 58. This places it in the 95th percentile nationally.
Total population count from the American Community Survey. Source: U.S. Census Bureau, American Community Survey 2024 5-Year Estimates. All values are estimates derived from survey samples and are subject to margin of error. For more information, see our methodology.