Santa Clara County, CA Demographics

The total population of Santa Clara County is estimated to be 1.92 million with 978,952 males (51.07%) and 937,879 females (48.93%). There are 41,073 less females than males in Santa Clara County.
The median household income in Santa Clara County was $151,607 in 2021, which marked an an increase of 3,290(2.22%) from $148,317 in 2020. This income is 203.21% 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, Santa Clara County sees its highest median household income among householders in the age group of 25 to 44 years old, at $181,862. Overall, the median household income for the county of Santa Clara County stands at $150,839.
In Santa Clara County, the median income for all workers aged 15 years and older, regardless of work hours, was $76,665 for males and $47,607 for females. However, when specifically considering full-time, year-round workers within the same age group, the median income was $120,684 for males and $88,003 for females.
In Santa Clara County, the demographic landscape is diverse, spanning 7 distinct racial categories among households. Among these, Asian households have the highest median household income at $192,078, while Black or African American households represent the opposite end with the lowest median household income of $75,357.
In 2022, the population of Santa Clara County was 1,870,945, a 0.83% decrease year-by-year from 2021. Previously, in 2021, Santa Clara County's population was 1,886,595, a decline of 2.30% compared to a population of 1,931,026 in 2020.
The median age in Santa Clara County, CA is 37.5, as per 2021 ACS 5-Year Estimates. Of the total population, 18.08% were under the age of 15, 19.95% aged 15 to 29, 48.41% aged 30 to 64, 11.65% aged 65 to 84, and 1.91% were 85 years of age and older.
Racial distribution of Santa Clara County population: 39.03% are White, 2.46% are Black or African American, 0.62% are American Indian and Alaska Native, 38.13% are Asian, 0.34% are Native Hawaiian and other Pacific Islander, 9.79% are some other race and 9.63% are multiracial.