Martinez, California Population 2026
Updated April 2026 · US Census ACS 2023 5-Year Estimates
The population of Martinez, California is 36,926 as of the 2023 American Community Survey, making it the 232nd-largest city in California. The median household income is $125,436, the median home value is $824,700, and the median age is 42.3.
The population has grown 2.3% since 2010 (36,157 → 37,006).
36,926
Population
2921
People / sq mi
$125,436
Median Income
$824,700
Median Home Value
Martinez covers 12.6 sq mi of land at 2921 people per square mile.
About Martinez, CA
Martinez is a city in California with a population of 36,926. It ranks #232 among cities in California by population. The median age is 42.3, older than the national median. The population is 50.1% male and 49.9% female.
The median household income in Martinez is $125,436, above the US median of $74,580. 4.0% of residents live below the federal poverty level. Home values sit at a median of $824,700, with monthly rent averaging $2,265. The homeownership rate of 70.1% is higher than the national rate of 64.8%.
Educational attainment in Martinez reflects 45.5% of adults 25 and older holding a bachelor's degree or higher, above the national average of 34.3%. Roughly 19.5% of workers primarily work from home, noticeably above the national work-from-home rate of 14.2%. The average commute is 30.1 minutes each way.
Martinez city Population History (2010-2024)
The city of Martinez city had a population of 36,157 in 2010 and 37,006 in 2024, a 2.3% growth over 14 years. The peak was 38,411 in 2017. Average annual growth rate: 0.17%.
37,006
Population (2024)
36,157
Population (2010)
38,411
Peak (2017)
0.17%
Avg Annual Growth
| Year | Population |
|---|---|
| 2010 | 36,157 |
| 2011 | 36,502 |
| 2012 | 36,825 |
| 2013 | 37,119 |
| 2014 | 37,473 |
| 2015 | 38,050 |
| 2016 | 38,325 |
| 2017 | 38,411 |
| 2018 | 38,406 |
| 2019 | 38,297 |
| 2020 | 37,187 |
| 2021 | 36,943 |
| 2022 | 36,666 |
| 2023 | 36,712 |
| 2024 | 37,006 |
Race & Ethnicity
| White | 63.6% |
| Black or African American | 2.5% |
| Asian | 0.0% |
| Hispanic or Latino (any race) | 3.3% |
| Two or More Races | 0.0% |
Economy & Income
$125,436
Median Household Income
$62,336
Per Capita Income
4.0%
Poverty Rate
3.1%
Unemployment Rate
Housing
$824,700
Median Home Value
$2,265
Median Rent
70.1%
Owner-Occupied
Education
95.4%
High School+
45.5%
Bachelor's+
Commute
3.4%
Drive Alone
65.1%
Public Transit
19.5%
Work From Home
30.1 min
Avg Commute
Community Profile
16.8%
Foreign Born
81.3%
Non-English at Home
7.7%
Veterans
13.0%
With Disability
97.5%
Health Insurance
98.8%
Internet Access
Employment by Industry
| Professional, Scientific & Management | 25.3% |
| Finance, Insurance & Real Estate | 15.0% |
| Construction | 8.9% |
| Public Administration | 8.5% |
| Education, Health Care & Social Services | 6.5% |
| Information | 6.5% |
| Arts, Entertainment & Food Services | 4.8% |
| Manufacturing | 4.4% |
| Retail Trade | 3.6% |
| Transportation & Warehousing | 1.9% |
| Agriculture & Mining | 0.2% |
Largest cities in California
Largest counties in California
Part of California
Metro areas in California
City rankings
Frequently Asked Questions
Martinez, California has a population of 36,926 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 232nd-largest city in California.
The median household income in Martinez, California is $125,436, with 4.0% of residents living below the federal poverty level.
The median home value in Martinez, California is $824,700, with median monthly rent at $2,265 and a homeownership rate of 70.1%.
The median age in Martinez, California is 42.3 years. The population is 50.1% male and 49.9% female.
The population has grown 2.3% since 2010 (36,157 → 37,006).
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Data from the American Community Survey (ACS) 5-Year estimates.
Source: U.S. Census Bureau ACS, 2026.