Cost of Living in San Mateo County, CA

What does it cost to live in San Mateo County? Income, housing, and affordability breakdown.

Median Income

$149,907

Median Rent

$2,805/mo

Median Home

$1,441,300

Affordability

147

Housing Cost Breakdown

Owning (20% down, 6.5%)

Mortgage (P&I)$7,288
Property Tax$721
Insurance$480

Total Monthly$8,489
% of Income68%

Renting

Median Rent$2,805
Renter's Insurance$25

Total Monthly$2,830
% of Income22.5%

Living in San Mateo County, California

San Mateo County has a median household income of $149,907 with housing costs that represent 68% of income for owners and 22.5% for renters. Housing costs exceed the recommended 30% threshold, suggesting affordability challenges.

The affordability index of 147 (100 = median income perfectly covers median housing costs) gives a quick snapshot. Use our calculator for a comprehensive comparison across counties, including taxes, utilities, healthcare, and commute costs.

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Other Counties in California

County-level data from U.S. Census Bureau American Community Survey (ACS) 2022 5-Year Estimates. Additional sources: Bureau of Labor Statistics, Bureau of Economic Analysis. Estimates are county-level medians. This is not financial advice.