Foster City offers a lifestyle that feels completely unique on the Peninsula. Built around a network of lagoons and waterways, it has a peaceful, open atmosphere with beautiful water views, wide streets, walking paths, and an incredible amount of outdoor space.
It is especially popular with families because of its schools, parks, playgrounds, and extensive selection of sports and activities for kids. There are opportunities for soccer, baseball, softball, basketball, tennis, swimming, water sports, and much more. Leo J. Ryan Park is at the center of the community and regularly hosts events, concerts, festivals, and family activities.
The Bay Trail runs along the waterfront and is perfect for walking, running, biking, or enjoying the views. Many neighborhoods also have their own parks, greenbelts, and lagoon access. Depending on the location, residents can kayak, paddleboard, or simply sit outside and enjoy the water.
Foster City is conveniently located near Highway 92 and Highway 101, making it easy to travel throughout the Peninsula or across the San Mateo Bridge to the East Bay. San Francisco International Airport is also a short drive away. It may not have a traditional downtown, but its shopping centers, restaurants, waterfront setting, and recreational amenities create a comfortable and highly livable community.
32,964 people live in Foster City, where the median age is 39.7 and the average individual income is $95,509. Data provided by the U.S. Census Bureau.
Total Population
Median Age
Population Density
Average individual Income
Foster City has 12,865 households, with an average household size of 2.54. Data provided by the U.S. Census Bureau. Here’s what the people living in Foster City do for work — and how long it takes them to get there. Data provided by the U.S. Census Bureau. 32,964 people call Foster City home. The population density is 8,704 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:
Blue vs White Collar Workers
Blue Collar:
White Collar: