Alameda County's 2026 population is estimated at 1,670,896, reflecting a 0.66% growth rate over the past year (World Population Review estimate based on U.S. Census Bureau data). Alameda County is the 7th largest county in California. The 2010 population was 1,512,997 and has grown 10.44% since 2010.
Data after 2023 is projected based on recent change
Overall: 39 years
Female: 39.7 years
Male: 38.4 years
There are 1,323,197 adults, (254,161 of whom are seniors) in Alameda County.
Female: 830,642 (50.4%)
Male: 818,831 (49.6%)
The racial composition of Alameda County includes 32.93% Asian, 29.84% White, 13.34% other race, 9.61% Black or African American, and smaller percentages for Native American, Native Hawaiian or Pacific Islander and multiracial populations.
| Race | Population ↓ | Percentage (of total) |
|---|---|---|
| Asian | 543,240 | 32.93% |
| White | 492,184 | 29.84% |
| Other race | 219,972 | 13.34% |
| Two or more races | 206,881 | 12.54% |
| Black or African American | 158,576 | 9.61% |
| Native American | 16,403 | 0.99% |
| Native Hawaiian or Pacific Islander | 12,217 | 0.74% |
Alameda County 's average per capita income is $76,263. Household income levels show a median of $129,367. The poverty rate stands at 9.22%.
| Name | Median ↓ | Mean |
|---|---|---|
| Married Families | $193,220 | $238,175 |
| Families | $159,585 | $207,905 |
| Households | $129,367 | $177,144 |
| Non Families | $78,925 | $110,949 |
Average Income
Median Household Income
Poverty Rate