San Mateo County, California
Total Population: 745,100
County Seat: Redwood City
Median Home Value
$1,494,500
Owner-occupied units
Median Household Income
$156,000
Across all households
Median Age
40.6 yrs
Across all residents
Bachelor's Degree+
53.1%
Adults 25 and older
Nearby Counties
Demographics
14 fieldsRacial & Ethnic Composition
Under 18 Years
19.9%
65 Years and Over
17.3%
Male
49.8%
Female
50.2%
U.S. Citizens (18+)
82.9%
No Health Insurance
3.9%
Education
3 fieldsHigh School Graduate or Higher (25+)
90.3%
Bachelor's Degree or Higher (25+)
53.1%
Enrolled in College (18+)
8.1%
Economics
6 fieldsMedian Household Income
$156,000
Mean Household Income
$226,660
Per Capita Income
$81,980
Unemployment Rate (16+)
4.5%
In Labor Force (19–64)
82.8%
SNAP / Food Stamps
4.5%
Housing & Households
13 fieldsMedian Home Value
$1,494,500
Median Rent
$2,893/mo
Total Housing Units
285,558
Owner-Occupied
59.1%
Renter-Occupied
40.9%
Vacancy Rate
7.4%
Married Couple Households
54.0%
Cohabiting Couple Households
6.5%
Male Householder, No Partner
16.1%
Female Householder, No Partner
23.4%
Average Household Size
2.77
Broadband Internet Access
95.2%
Housing Built Since 2010
5.7%
Source: U.S. Census Bureau, American Community Survey 2023 5-Year Estimates. County FIPS 06081.