San Mateo County, California
County
Overview
- County Name
- San Mateo County
- State
- California
- FIPS Code
- 06081
- State FIPS
- 06
- County FIPS
- 081
Geography
- Land Area
- 448.62 sq mi
- Water Area
- 292.34 sq mi
- Total Area
- 740.96 sq mi
- Latitude
- 37.414672
- Longitude
- -122.371546
Demographics
- Total Citizen Population
- 631,788
- Citizen Voting Age Population (CVAP)
- 494,554
Citizen Population by Race/Ethnicity
| Group | Citizens | Share |
|---|
| Non-Hispanic | 491,971 | 77.9% |
| Hispanic | 139,815 | 22.1% |
| White | 251,890 | 39.9% |
| Black | 14,707 | 2.3% |
| Asian | 187,532 | 29.7% |
| American Indian / Alaska Native | 817 | 0.1% |
| Native Hawaiian / Pacific Islander | 7,174 | 1.1% |
| Two or More Races | 5,315 | 0.8% |
Citizen Voting Age Population by Race/Ethnicity
| Group | CVAP | Share |
|---|
| Non-Hispanic | 398,297 | 80.5% |
| Hispanic | 96,256 | 19.5% |
| White | 213,191 | 43.1% |
| Black | 14,680 | 3.0% |
| Asian | 159,500 | 32.3% |
| American Indian / Alaska Native | 2,377 | 0.5% |
| Native Hawaiian / Pacific Islander | 5,400 | 1.1% |
| Two or More Races | 3,498 | 0.7% |
Source: Redistricting Data Hub / U.S. Census Bureau CVAP Special Tabulation.
Economics
- Total Population (ACS)
- 742,340
- Median Household Income (est.)
- $166,777
- Poverty Rate
- 6.6%
- Population Below Poverty
- 49,359
Population by Race (ACS)
| Group | Population | Share |
|---|
| White | 280,904 | 37.8% |
| Black | 15,785 | 2.1% |
| Asian | 232,971 | 31.4% |
Aggregated from census tract data. Median values are population-weighted estimates. Source: ACS 5-Year Estimates.
Voter Registration
- Total Registered Voters
- 426,403
Registration by Party
| Group | Registered | Share |
|---|
| Democratic | 240,105 | 56.3% |
| Republican | 59,020 | 13.8% |
| Independent / Unaffiliated | 103,934 | 24.4% |
| Other | 5,360 | 1.3% |
Registration by Gender
| Group | Registered | Share |
|---|
| Male | 199,190 | 46.7% |
| Female | 216,046 | 50.7% |
Registration by Ethnicity
| Group | Registered | Share |
|---|
| White | 184,369 | 43.2% |
| Hispanic | 89,933 | 21.1% |
| Black | 3,063 | 0.7% |
| Asian | 77,085 | 18.1% |
Source: L2 voter file data via Redistricting Data Hub (2022 snapshot, 50 states).
Turnout
- Total Voted
- 250,641
- Overall Turnout Rate
- 58.8%
Turnout by Ethnicity
| Group | Voted | Turnout Rate |
|---|
| White | 128,047 | 69.5% |
| Hispanic | 41,291 | 45.9% |
| Black | 1,607 | 52.5% |
| Asian | 40,479 | 52.5% |
Turnout by Gender
| Group | Voted | Turnout Rate |
|---|
| Male | 115,690 | 58.1% |
| Female | 130,107 | 60.2% |
2022 midterm general election. Source: L2 voter file data via Redistricting Data Hub (50 states).
Education
- High School Diploma or Higher
- 69,593 (12.8%)
- Bachelor's Degree or Higher
- 291,338 (53.6%)
Population age 25 and over. Aggregated from census tract data. Source: ACS 5-Year Estimates.
Housing
- Total Housing Units
- 287,184
- Median Home Value (est.)
- $1,489,542
- Median Gross Rent (est.)
- $2,980
Aggregated from census tract data. Median values are population-weighted estimates. Source: ACS 5-Year Estimates.
Commute to Work
- Drove Alone
- 56.6%
- Public Transit
- 4.9%
- Work From Home
- 24.7%
Workers age 16 and over. Aggregated from census tract data. Source: ACS 5-Year Estimates.
Health Insurance
- Health Insurance Coverage
- 33.6%
Civilian noninstitutionalized population. Aggregated from census tract data. Source: ACS 5-Year Estimates.