Total Population in San Joaquin County, CA
ACS 2024 5-Year Estimates
797,334
Rank #81/3,222 · #14 in CA
98th
San Joaquin 797,334
CA 39M -98.0%
US 330M
Total Population Trend
Rankings →Percentile Rank Over Time
Year-over-Year Population Change
National Distribution
How San Joaquin County's total population of 797,334 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 San Joaquin County for total population.
Nearby Rankings
Full ranking →| #78 | Essex County, MA | 813,054 |
| #79 | Oklahoma County, OK | 806,199 |
| #80 | Multnomah County, OR | 801,477 |
| #81 | San Joaquin County, CA | 797,334 |
| #82 | Polk County, FL | 790,694 |
| #83 | Suffolk County, MA | 785,121 |
| #84 | Jefferson County, KY | 783,022 |
About Total Population
San Joaquin County, California has a total population of 797,334, ranking #81 of 3,222 counties nationwide — 99.8% below the national value of 330M. Within California, it ranks #14 of 58. This places it in the 98th 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.