San Mateo County, CA
Population: 745,100 · Median Income: $156,000 · 449 sq mi
Population
745,100
Median Income
$156,000
Median Home Value
$1,494,500
Unemployment
4.5%
Median Age
40.6 yrs
Poverty Rate
6.5%
Median Rent
$2,893/mo
Land Area
449 sq mi
Cities
33
2024 Lean
D+50.3%
San Mateo County is a county in California with a population of 745,100. The median household income is $156,000. The median home value is $1,494,500. The unemployment rate is 4.5%. The median age is 40.6 years. There are 33 cities in San Mateo County.
Explore San Mateo County Data
2024 Election Results
Source: County Election DataWinner
Democrat
Dem Votes
242,957
73.5%
GOP Votes
76,616
23.2%
Total Votes
330,510
Cities in San Mateo County
Source: Census BureauAthertonBaywood ParkBelmontBrisbaneBroadmoorBurlingameColmaDaly CityEast Palo AltoEl GranadaEmerald Lake HillsFoster CityHalf Moon BayHighlandsHillsboroughLa HondaLaderaLoma MarMenlo ParkMillbraeMontaraMoss BeachNorth Fair OaksPacificaPescaderoPortola ValleyRedwood CitySan BrunoSan CarlosSan MateoSouth San FranciscoWest Menlo ParkWoodside