San Martin, California Demographics & Population 2026
During the 2020–2024 ACS period, San Martin, California had a total population of 6,954, the 583rd largest community in California, with a median household income of $158,250, which is 60% higher than the state average. The poverty rate is 7.9%.
Data vintage: U.S. Census Bureau ACS 2020–2024 5-Year Estimates · refreshed July 2026 · Methodology & source notes
Key Takeaways
- Household income is 60% above the state average — one of the wealthiest communities in California.
- Housing affordability is a challenge — homes cost 9.0x the median household income.
San Martin Quick Facts
How San Martin Changed
Change from the 2019–2023 ACS period to 2020–2024. These are rolling five-year estimates, not year-over-year measurements.
| Metric | 2019–2023 | 2020–2024 | Change |
|---|---|---|---|
| Population | 7,199 | 6,954 | -3.4% |
| Median household income | $156,292 | $158,250 | +1.3% |
| Median home value | $1,315,900 | $1,430,600 | +8.7% |
How San Martin Compares
Median Household Income
Median Home Value
Economy & Housing
Household Income Distribution
Detailed income brackets
Employment
Housing Overview
People & Demographics
Age Distribution
Race & Ethnicity
Diversity Index
A diverse community with significant representation from multiple racial and ethnic groups.
State average: 70 | National average: 61
Education
Educational Attainment (Adults 25+)
San Martin Rankings in California
Explore California Rankings
Other Cities in Santa Clara County
| City | Population | Median Income | Poverty | Home Value |
|---|---|---|---|---|
| San Jose | 990,138 | $146,427 | 8.1% | $1,233,200 |
| Sunnyvale | 154,236 | $186,170 | 5.8% | $1,801,800 |
| Santa Clara | 130,256 | $178,958 | 8.4% | $1,582,600 |
| Mountain View | 83,732 | $189,917 | 6.0% | $1,927,000 |
| Milpitas | 78,578 | $178,798 | 5.9% | $1,251,700 |
| Palo Alto | 67,237 | $231,101 | 6.0% | $2,000,000+ |
| Gilroy | 59,004 | $133,107 | 6.7% | $1,027,400 |
| Cupertino | 58,566 | $234,707 | 4.1% | $2,000,000+ |
| Morgan Hill | 45,425 | $163,920 | 4.1% | $1,210,200 |
| Campbell | 42,781 | $145,268 | 5.6% | $1,617,000 |
Cities Similar to San Martin
These cities in the same state have comparable population and economic profiles.
| City | Population | Median Income | Home Value | Bachelor's+ | Poverty |
|---|---|---|---|---|---|
| Jamul | 6,574 | $152,748 | $1,047,300 | 32.2% | 3.9% |
| Ladera Heights | 7,334 | $167,065 | $1,661,600 | 58.1% | 10.9% |
| Sausalito | 7,141 | $182,357 | $1,894,600 | 76.5% | 8.0% |
| Ben Lomond | 6,858 | $130,041 | $960,700 | 47.5% | 4.9% |
| California Polytechnic State University | 7,915 | N/A | $564,700 | 77.5% | 7.5% |
Population Overview
San Martin is a small city located in California, within Santa Clara County. The total population is 6,954. It ranks as the 583rd most populous out of 1,570 Census-designated places in California.
Age Demographics
The median age in San Martin is 46.8 years. This is 23% higher than the state median of 37.9 years.
Economy, Income & Housing
The median household income in San Martin is $158,250. This is 60% higher than the state median of $99,122. It is also 96% higher than the national median of $80,734. The poverty rate stands at 7.9%. This is 35% lower than the state poverty rate of 12.0%. The unemployment rate is 2.9%. This is 57% lower than the state rate of 6.6%. The median home value is $1,430,600. Housing costs are 95% higher than the state median of $734,700. The home-value-to-income ratio of 9.0x suggests that housing affordability is a significant concern for many residents. 77.8% of occupied housing units are owner-occupied. This homeownership rate is 39% higher than the state average of 55.9%.
Race & Ethnicity
San Martin is a highly diverse community where no single racial or ethnic group constitutes a majority of the population. Hispanic or Latino residents account for 42.6%. The Asian population (6.2%) is well below the state average of 15.3%.
Education
36.6% of residents aged 25 and older hold a bachelor's degree or higher. This is 1% lower than the state rate of 37.1%. Nationally, 35.7% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 89.4%.
Data Sources & Methodology
All demographic data for San Martin, California is sourced from the U.S. Census Bureau's American Community Survey (ACS) 2020–2024 5-Year Estimates. The ACS collects data from approximately 3.5 million households annually and pools five years of responses so that even small communities can be measured, though the margin of error widens as the population falls. Comparisons are made against California state averages and national averages calculated from the same dataset. Rankings reflect the city's position among all 1,570 Census-designated places in California. Read more about how these figures are produced on our methodology page, or visit data.census.gov for official data.
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Frequently Asked Questions
What is the population of San Martin, California?
San Martin, California has a population of 6,954 according to the most recent U.S. Census ACS 5-Year Estimates.
What is the median household income in San Martin, CA?
The median household income in San Martin is $158,250, which is 96% higher than the national median of $80,734.
What is the poverty rate in San Martin, CA?
The poverty rate in San Martin is 7.9%. This means approximately 543 residents live below the federal poverty line.
What is the racial makeup of San Martin, California?
San Martin's population is 44.5% White, 3.5% Black, 42.6% Hispanic/Latino, and 6.2% Asian.
What is the median home value in San Martin, CA?
The median home value in San Martin is $1,430,600. The home-value-to-income ratio is 9.0x.
How educated is San Martin, California?
36.6% of adults (25+) in San Martin hold a bachelor's degree or higher, and 12.4% hold a graduate or professional degree.