San Mateo
It is the second-largest city on the Peninsula, and it’s the one with the biggest downtown.
It is the second-largest city on the Peninsula, and it’s the one with the biggest downtown.
Positioned at the center of the San Francisco Peninsula, San Mateo offers the perfect blend of city convenience and suburban comfort. Known for its tree-lined streets, thriving downtown, and diverse neighborhoods, San Mateo real estate attracts everyone from first-time buyers to long-time Bay Area residents looking to settle in a community that truly has it all.
Downtown San Mateo is a regional favorite, with destination dining, boutique shopping, and a lively nightlife scene centered around B Street and Third Avenue. The city’s many parks — including Central Park, Bay Meadows Park, and the Shoreline Levee Trail — give residents space to unwind and enjoy the Peninsula’s mild climate year-round.
Commuters value San Mateo’s unbeatable location with direct access to Highways 101, 92, and 280, plus Caltrain service to San Francisco and Silicon Valley. Families appreciate the city’s top-rated schools, safe neighborhoods, and strong community involvement.
With its balance of urban energy and neighborhood charm, San Mateo homes for sale continue to stand out across San Mateo County. Whether it’s a historic home in Baywood, a modern condo downtown, or a quiet hillside retreat, San Mateo offers something for everyone looking to call the Peninsula home.
103,555 people live in San Mateo, where the median age is 38 and the average individual income is $80,312. Data provided by the U.S. Census Bureau.
Total Population
Median Age
Population Density Population Density This is the number of people per square mile in a neighborhood.
Average individual Income
San Mateo has 39,760 households, with an average household size of 2.56. Data provided by the U.S. Census Bureau. Here’s what the people living in San Mateo do for work — and how long it takes them to get there. Data provided by the U.S. Census Bureau. 103,555 people call San Mateo home. The population density is 8,534.22 and the largest age group is Data provided by the U.S. Census Bureau.
Total Population
Population Density Population Density This is the number of people per square mile in a neighborhood.
Median Age
Men vs Women
Population by Age Group
0-9 Years
10-17 Years
18-24 Years
25-64 Years
65-74 Years
75+ Years
Education Level
Total Households
Average Household Size
Average individual Income
Households with Children
With Children:
Without Children:
Marital Status
Blue vs White Collar Workers
Blue Collar:
White Collar:
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