South San Francisco, 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 | South San Francisco | California Avg | U.S. Average |
|---|---|---|---|
| Population | 55,157 | 38,909,900 | 334,821,731 |
| Population density (per sq mi) | 1828.0 | 237.3 | 85.8 |
| Population growth (%/yr) | -0.65% | 0.19% | 0.57% |
| Median age | 43.6 | 35.4 | 37.1 |
| Households | 19,057 | 13,415,389 | 128,459,983 |
Population in South San Francisco declined by 0.6% from 2009 to 2023, reaching 56,127 in 2023.
Population Growth 2009–2023
Race & Ethnicity
Economy
South San Francisco has a the economy index of B, which means it is quite prosperous.
| Metric | South San Francisco | California Avg | U.S. Average |
|---|---|---|---|
| Median household income | $132,837 | $96,718 | $78,145 |
| Income growth (%/yr) | 6.27% | 6.01% | 5.07% |
| Unemployment rate | 2.6% | 6.4% | 5.2% |
The median household income in South San Francisco is about 37% higher than in California.
Housing
| Metric | South San Francisco | California Avg | U.S. Average |
|---|---|---|---|
| Median home price | $1,251,266 | $642,203 | $242,182 |
| Median rent | $2,854 | $1,955 | $1,342 |
| Homeownership rate | 59.5% | 55.8% | 65.1% |
The median home price in South San Francisco is about 36.5 years' worth of rent — buying at the median price costs roughly as much as paying the median rent of $2,854 per month for that long.
Commute Time & Mobility
Commuters in South San Francisco spend about 46 minutes on the road round trip each working day. Over a typical 250-day work year, that adds up to roughly 192 hours, about 8.0 full days, spent commuting.
| Metric | South San Francisco | California Avg | U.S. Average |
|---|---|---|---|
| One-way commute (min) | 23.1 | 23.6 | 22.5 |
| Round-trip commute (min) | 46.1 | 47.2 | 44.9 |
| Yearly time spent (hours) | 192 | 197 | 187 |
| Estimated yearly cost | $5,959 | $6,099 | $5,803 |
| Work from home | 16.3% | 15.5% | 13.4% |
| Highway traffic (vehicles/day) | 36,619 | 16,509 | 8,813 |
| Local road traffic (vehicles/day) | 3,385 | 2,449 | 1,355 |
The average commute time in South San Francisco is 23 minutes, shorter 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
South San Francisco has a education index of B, which means it is quite educated.
| Metric | South San Francisco | California Avg | U.S. Average |
|---|---|---|---|
| Bachelor's degree or higher | 37.3% | 33.0% | 31.6% |
| Average household size | 2.87 | 2.85 | 2.54 |
Health
South San Francisco has a health index of A, which means it is very healthy.
| Metric | South San Francisco | California Avg | U.S. Average |
|---|---|---|---|
| Life expectancy (years) | 82.0 | 79.6 | 78.3 |
| Self-rated poor health | 12.9% | 16.4% | 16.3% |
| Smokers | 10.1% | 13.9% | 19.0% |
Frequently Asked Questions
Common questions about South San Francisco, California.
What is the population of South San Francisco, California?
The population of South San Francisco, California is 55,157, compared to the U.S. total of 334,821,731.
What is the population density of South San Francisco, California?
The population density of South San Francisco, California is 1828.0 people per square mile, compared to the U.S. average of 85.8 people per square mile.
What is the median household income in South San Francisco, California?
The median household income in South San Francisco, California is $132,837, compared to the U.S. median of $78,145.
What is the median home price in South San Francisco, California?
The median home price in South San Francisco, California is $1,251,266, compared to the U.S. median of $242,182.
What is the unemployment rate in South San Francisco, California?
The unemployment rate in South San Francisco, California is 2.6%, compared to the U.S. average of 5.2%.