Total Population in Alameda County, CA
ACS 2024 5-Year Estimates
How Alameda County Compares
National Distribution
Where Alameda County falls among all 3,222 U.S. counties for total population.
■ Alameda County: 1,649,473
Ranking Context
| Rank | County | Value |
|---|---|---|
| #17 | Broward County, FL | 1,977,129 |
| #18 | Santa Clara County, CA | 1,902,047 |
| #19 | Wayne County, MI | 1,772,259 |
| #20 | Alameda County, CA | 1,649,473 |
| #21 | Middlesex County, MA | 1,638,365 |
| #22 | New York County, NY | 1,629,477 |
| #23 | Sacramento County, CA | 1,594,006 |
Total Population in Alameda County, California
Alameda County, California has a total population of 1,649,473, which ranks #20 of 3,222 out of 3,222 counties nationwide. This is 99.5% below the national value of 330M.
Within California, Alameda County ranks #7 of 58 out of 58 counties. This places it in the 99th percentile nationally.
Total population count from the American Community Survey. All data comes from the U.S. Census Bureau's American Community Survey (ACS) 5-Year Estimates for 2024.
About this data
Source: U.S. Census Bureau, American Community Survey 5-Year Estimates (2024). All values are estimates derived from survey samples and are subject to margin of error. For more information, see our methodology.