Population By Race and Ethnicity in San Mateo County, CA in 2018
Based on the US Census Vintage data estimates, in 2018, the 768,410 population of San Mateo County, California comprised of 184,949 people who identified as Hispanic (24.07%), and 583,461 people who identified as Non-Hispanic (75.93%).
Race: The White Alone population was the largest racial group in San Mateo County, California with a population of 459,302 (59.77%); Asian Alone population was the second largest racial group with a population of 232,365 (30.24%); and Two Or More Races was the third largest racial group with a population of 37,258 (4.85%).
Ethnicity: The White Alone - Non Hispanic population was the largest ethnic group in San Mateo County, California in 2018, with a population of 299,429 (38.97%); the second largest ethnic group was Asian Alone - Non Hispanic with a population of 226,081 (29.42%); and the third largest ethnic group was White Alone - Hispanic with a population of 159,873 (20.81%).
The charts and tables below shows the population and percentage of each racial and ethnicity group in San Mateo, California.
You can find similar information for other California counties, and for California.
| Race | Population | Percentage |
|---|---|---|
| Black or African American Alone | 21,129 | 2.75% |
| White Alone | 459,302 | 59.77% |
| American Indian and Alaska Native Alone | 6,697 | 0.87% |
| Asian Alone | 232,365 | 30.24% |
| Native Hawaiian And Pacific Islander Alone | 11,659 | 1.52% |
| Two Or More Races | 37,258 | 4.85% |
| Ethnicity | Population | Percentage |
|---|---|---|
| Black or African American Alone - Hispanic | 3,747 | 0.49% |
| White Alone - Hispanic | 159,873 | 20.81% |
| American Indian and Alaska Native Alone - Hispanic | 5,562 | 0.72% |
| Asian Alone - Hispanic | 6,284 | 0.82% |
| Native Hawaiian And Pacific Islander Alone - Hispanic | 1,401 | 0.18% |
| Two Or More Races - Hispanic | 8,082 | 1.05% |
| Black or African American Alone - Non Hispanic | 17,382 | 2.26% |
| White Alone - Non Hispanic | 299,429 | 38.97% |
| American Indian and Alaska Native Alone - Non Hispanic | 1,135 | 0.15% |
| Asian Alone - Non Hispanic | 226,081 | 29.42% |
| Native Hawaiian And Pacific Islander Alone - Non Hispanic | 10,258 | 1.34% |
| Two Or More Races - Non Hispanic | 29,176 | 3.8% |