Alameda County, CA Demographics

The total population of Alameda County is estimated to be 1.66 million with 826,561 males (49.68%) and 837,262 females (50.32%). There are 10,701 more females than males in Alameda County.
The median household income in Alameda County was $121,081 in 2021, which marked an an increase of 2,228(1.87%) from $118,853 in 2020. This income is 162.29% of the U.S. median household income of $74,606 (all incomes in 2022 inflation-adjusted dollars).
Per the latest American Community Survey by the Census Bureau, Alameda County sees its highest median household income among householders in the age group of 25 to 44 years old, at $149,325. Overall, the median household income for the county of Alameda County stands at $122,159.
In Alameda County, the median income for all workers aged 15 years and older, regardless of work hours, was $63,393 for males and $47,386 for females. However, when specifically considering full-time, year-round workers within the same age group, the median income was $98,359 for males and $83,410 for females.
In Alameda County, the demographic landscape is diverse, spanning 7 distinct racial categories among households. Among these, Asian households have the highest median household income at $162,266, while Black or African American households represent the opposite end with the lowest median household income of $61,655.
In 2022, the population of Alameda County was 1,628,997, a 0.90% decrease year-by-year from 2021. Previously, in 2021, Alameda County's population was 1,643,837, a decline of 2.17% compared to a population of 1,680,380 in 2020.
The median age in Alameda County, CA is 38.0, as per 2021 ACS 5-Year Estimates. Of the total population, 17.18% were under the age of 15, 19.21% aged 15 to 29, 49.62% aged 30 to 64, 12.23% aged 65 to 84, and 1.76% were 85 years of age and older.
Racial distribution of Alameda County population: 35.91% are White, 10.20% are Black or African American, 0.74% are American Indian and Alaska Native, 31.59% are Asian, 0.80% are Native Hawaiian and other Pacific Islander, 11.82% are some other race and 8.94% are multiracial.