Foster City, CA Population Statistics: Density Map Data
Analyze population trends, housing costs, and the local economy by exploring Map AI.
Area Snapshot Statistics
Key statistics on population, economy, housing, and commuting compared to state and national averages. Explore interactive maps for deeper analysis.
Population
| Metric | Foster City | California Avg | U.S. Average |
|---|---|---|---|
| Population | 32,188 | 38,909,900 | 334,821,731 |
| Population density (per sq mi) | 1623.0 | 237.3 | 85.8 |
| Population growth (%/yr) | 2.57% | 0.19% | 0.57% |
| Median age | 38.6 | 35.4 | 37.1 |
| Households | 12,882 | 13,415,389 | 128,459,983 |
Population in Foster City grew by 27.8% from 2009 to 2023, reaching 32,993 in 2023.
Population Growth 2009–2023
Race & Ethnicity
Economy
Foster City has a the economy index of A+, which means it is exceptionally prosperous.
| Metric | Foster City | California Avg | U.S. Average |
|---|---|---|---|
| Median household income | $193,442 | $96,718 | $78,145 |
| Income growth (%/yr) | 5.81% | 6.01% | 5.07% |
| Unemployment rate | 4.8% | 6.4% | 5.2% |
The median household income in Foster City is about 100% higher than in California.
Housing
| Metric | Foster City | California Avg | U.S. Average |
|---|---|---|---|
| Median home price | $876,185 | $642,203 | $242,182 |
| Median rent | $3,500 | $1,955 | $1,342 |
| Homeownership rate | 51.2% | 55.8% | 65.1% |
The median home price in Foster City is about 20.9 years' worth of rent — buying at the median price costs roughly as much as paying the median rent of $3,500 per month for that long.
Commute Time & Mobility
Commuters in Foster City spend about 57 minutes on the road round trip each working day. Over a typical 250-day work year, that adds up to roughly 238 hours, about 9.9 full days, spent commuting.
| Metric | Foster City | California Avg | U.S. Average |
|---|---|---|---|
| One-way commute (min) | 28.6 | 23.6 | 22.5 |
| Round-trip commute (min) | 57.1 | 47.2 | 44.9 |
| Yearly time spent (hours) | 238 | 197 | 187 |
| Estimated yearly cost | $7,377 | $6,099 | $5,803 |
| Work from home | 30.1% | 15.5% | 13.4% |
| Highway traffic (vehicles/day) | 46,385 | 16,509 | 8,813 |
| Local road traffic (vehicles/day) | 4,602 | 2,449 | 1,355 |
The average commute time in Foster City is 29 minutes, longer than the 24 minutes in California.
Estimated yearly cost applies a single national wage rule of thumb (U.S. Bureau of Labor Statistics average hourly earnings), not a measurement of wages in this area. Traffic volume figures come from proprietary Ticon and TrafficZoom data.
Education & Households
Foster City has a education index of A+, which means it is exceptionally educated.
| Metric | Foster City | California Avg | U.S. Average |
|---|---|---|---|
| Bachelor's degree or higher | 70.9% | 33.0% | 31.6% |
| Average household size | 2.54 | 2.85 | 2.54 |
Health
Foster City has a health index of A+, which means it is exceptionally healthy.
| Metric | Foster City | California Avg | U.S. Average |
|---|---|---|---|
| Life expectancy (years) | 83.8 | 79.6 | 78.3 |
| Self-rated poor health | 7.8% | 16.4% | 16.3% |
| Smokers | 6.9% | 13.9% | 19.0% |
Frequently Asked Questions
Common questions about Foster City, California.
What is the population of Foster City, California?
The population of Foster City, California is 32,188, compared to the U.S. total of 334,821,731.
What is the population density of Foster City, California?
The population density of Foster City, California is 1623.0 people per square mile, compared to the U.S. average of 85.8 people per square mile.
What is the median household income in Foster City, California?
The median household income in Foster City, California is $193,442, compared to the U.S. median of $78,145.
What is the median home price in Foster City, California?
The median home price in Foster City, California is $876,185, compared to the U.S. median of $242,182.
What is the unemployment rate in Foster City, California?
The unemployment rate in Foster City, California is 4.8%, compared to the U.S. average of 5.2%.