Martinez city, California Demographics & Population 2026
As of 2026, Martinez city, California has a total population of 36,926, the 232nd largest city in California, with a median household income of $125,436, which is 30% higher than the state average. The poverty rate is 6.7%.
Key Takeaways
- Household income is 30% above the state average — one of the wealthiest communities in California.
Martinez city Quick Facts
How Martinez city Compares
Median Household Income
Median Home Value
Economy & Housing
Household Income Distribution
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: 69 | National average: 60
Education
Educational Attainment (Adults 25+)
Martinez city Rankings in California
Explore California Rankings
Cities Similar to Martinez city
These cities in the same state have comparable population and economic profiles.
| City | Population | Median Income | Home Value | Bachelor's+ | Poverty |
|---|---|---|---|---|---|
| Claremont city | 36,553 | $122,127 | $870,800 | 59.3% | 5.9% |
| San Juan Capistrano city | 34,998 | $127,893 | $929,700 | 42.3% | 7.3% |
| Culver City city | 39,993 | $122,312 | $1,126,900 | 64.9% | 6.5% |
| Moorpark city | 35,957 | $149,403 | $852,800 | 44.9% | 4.5% |
| Dana Point city | 32,883 | $127,246 | $1,200,900 | 57.1% | 7.6% |
Population Overview
Martinez city is a mid-sized community located in California. The total population is 36,926. It ranks as the 232nd most populous out of 1,577 cities and towns in California.
Age Demographics
The median age in Martinez city is 42.3 years. This is 12% higher than the state median of 37.6 years.
Economy, Income & Housing
The median household income in Martinez city is $125,436. This is 30% higher than the state median of $96,334. Compared to the national median of $78,538, household income here is 60% higher. The poverty rate stands at 6.7%. This is 44% lower than the state poverty rate of 12.0%. The unemployment rate is 4.6%. This is 28% lower than the state rate of 6.4%. The median home value is $824,700. Housing costs are 19% higher than the state median of $695,400. The home-value-to-income ratio of 6.6x suggests that housing affordability is a significant concern for many residents. 70.1% of occupied housing units are owner-occupied. This homeownership rate is 26% higher than the state average of 55.8%.
Race & Ethnicity
The largest racial or ethnic group in Martinez city is White (non-Hispanic), making up 59.0% of the population. Hispanic or Latino residents account for 19.4%. The White (non-Hispanic) population is significantly higher than the state average (59.0% vs 34.6%). The Black or African American population (2.4%) is well below the state average of 5.3%. The Hispanic or Latino population (19.4%) is well below the state average of 39.8%.
Education
45.5% of residents aged 25 and older hold a bachelor's degree or higher. This is 25% higher than the state rate of 36.5%. Nationally, 35.0% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 95.5%.
Data Sources & Methodology
All demographic data for Martinez city, California is sourced from the U.S. Census Bureau's American Community Survey (ACS) 5-Year Estimates (2019-2023). The ACS collects data from approximately 3.5 million households annually, providing reliable estimates for communities of all sizes. Comparisons are made against California state averages and national averages calculated from the same dataset. Rankings reflect the city's position among all 1,577 Census-designated places in California. For official data, visit data.census.gov.
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Frequently Asked Questions
What is the population of Martinez city, California?
Martinez city, California has a population of 36,926 according to the most recent U.S. Census ACS 5-Year Estimates.
What is the median household income in Martinez city, CA?
The median household income in Martinez city is $125,436, which is 60% higher the national median of $78,538.
What is the poverty rate in Martinez city, CA?
The poverty rate in Martinez city is 6.7%. This means approximately 2,420 residents live below the federal poverty line.
What is the racial makeup of Martinez city, California?
Martinez city's population is 59.0% White, 2.4% Black, 19.4% Hispanic/Latino, and 10.3% Asian.
What is the median home value in Martinez city, CA?
The median home value in Martinez city is $824,700. The home-value-to-income ratio is 6.6x.
How educated is Martinez city, California?
45.5% of adults (25+) in Martinez city hold a bachelor's degree or higher, and 14.3% hold a graduate or professional degree.