Census place 0625338

Foster City

A Census profile of the people, homes, and daily patterns that shape this place.

Official Census name: Foster City city

Relocation snapshot

What stands out in Foster City.

According to the 2025 estimate, Foster City has a population of 32,411 and 8,558 residents per square mile. Of the six relocation measures evaluated, the three largest relative differences from the median among 376 covered California places are: median home value is $1,838,200, above the comparison median of $717,000; population density is 8,558/sq mi, above the comparison median of 3,894/sq mi; and median household income is $199,143, above the comparison median of $98,132. These unweighted medians compare covered Census places and are not statewide estimates.

median home value
$1,838,200
Above the comparison median of $717,000
population density
8,558/sq mi
Above the comparison median of 3,894/sq mi
median household income
$199,143
Above the comparison median of $98,132

National context

Follow the metrics.

Compare Foster City's values with other covered Census places. Rankings are descriptive, not recommendations.

At a glance

A city in numbers.

Population
32,411
2025 estimate
Annual change
-0.3%
Population estimate
Density
8,558/sq mi
3.8 sq mi land area
Median age
39.5 years
ACS 5-year estimate

Living here

The everyday equation.

Households, homes, education, and the time it takes to get around.

Median household income
$199,143
Median home value
$1,838,200
Median gross rent
$3,501
Bachelor’s degree or higher
73.8%
Typical commute
29.4 min
Drive-alone commute
51.8%
Public transit commute
2.9%
Walked to work
1.7%

Housing

Who rents, and what it takes.

Renter share and rent burden help describe the housing choices visible in this place.

Renter-occupied homes
49.2%
Renters paying 30%+ of income
42.1%

Work

How the workday lands.

Employment status and working-from-home share add context to income and commuting patterns.

Employed residents 16+
63.9%
Unemployed residents 16+
3.3%
Working from home
34.2%

Community

The everyday infrastructure.

Access, mobility, housing growth, and household composition add another layer to a place's day-to-day picture.

Households with broadband
98.1%
Homes built 2020+
1.2%
Households without a vehicle
5.7%
Households with children
34.8%
Residents with a disability
8.7%
Residents without insurance
2.2%

Environmental context

A record of declared events.

FEMA declarations for San Mateo County provide historical context, not a forecast or a property-level risk assessment.

Environmental declarations since 2000
12
Flood declarations
5
Fire declarations
3
Severe Storm declarations
3

Climate normals

The long view of weather.

Thirty-year averages, not a forecast. Temperature and precipitation describe the typical conditions recorded from 1991 through 2020.

Representative station: HAYWARD AIR TERMINAL (8 mi from place center)
Average high
68.5°F
Average low
50.8°F
Annual rainfall
16"
Annual snowfall
0"

Month by month

A year in Foster City.

Typical high and low °F
40°F50°F60°F70°F80°F
JFMAMJJASOND
Typical precipitation inches

Data vintage

Population is from the 2025 Population Estimates Program. Household, housing, education, and commute data are from the 2020-2024 American Community Survey 5-year release. Disaster declarations are from FEMA's OpenFEMA dataset and are refreshed with this edition.

Similar places

More places to consider.

Selected by the closest mix of population, density, median home value, and average annual high.

Manhattan Beach, CA

Population, housing, work, and travel data for this Census place.

Population
33,122
Median home
$2,000,001

Burlingame, CA

Population, housing, work, and travel data for this Census place.

Population
31,929
Median home
$2,000,001

Belmont, CA

Population, housing, work, and travel data for this Census place.

Population
28,752
Median home
$2,000,001

Keep exploring

Compare Foster City with Manhattan Beach