Checked
Martinez, CA
City in Contra Costa County, California. ZIP codes: 94553.
Population
36,903
Land area
12.6sq mi
People per sq mi
2,919
ZIP codes
1
Martinez and its ZIP codes
Martinez at a glance
- Martinez is about 12 times as dense as California as a whole.
- By population, it ranks 231st among 1,570 cities and towns in California.
- The median household income is $127,355, 28% above the California median of $99,122.
- A typical owner-occupied home is valued at $859,800 (17% above California) and median rent is $2,353 a month.
Local data for Martinez, CA
Counts from official public data
- Hospitals1
- Emergency Rooms1
- Nursing Homes2
- Schools11
- Libraries2
- Banks4
- Post Offices2
- Parks24
- Grocery Stores9
- Restaurants111
- Affordable Housing1
- Home Health Agencies1
- Hospice Care1
- Dialysis Centers1
- Community Health Centers17
- Mental Health & Addiction Treatment2
- Private Schools1
- Toxic Release Facilities2
- Historic Places8
Housing and community stats
Martinez, CA, American Community Survey 2020-2024
Median household income
$127,355
Poverty rate
6.3%
Median home value
$859,800
Median rent
$2,353/mo
Homeownership
70.8%
Bachelor's or higher
46.7%
Median age
42.6
Average commute
28.4 min
Largest reported origins and ancestries: Irish Americans (5,154), Mexican Americans (4,937), German Americans (4,810).
Economy and federal money
Jobs, pay, income and spending are for Contra Costa County. PPP loans are for Martinez.
Unemployment rate
5.0%
Aug 2026, -0.2 pts in a year
Average annual pay
$87,200
374,448 jobs, 2025
Income per person
$108,259
BEA, 2024
Federal spending
$7.1B
FY 2026, $6,088 per person
How people get to work
Martinez, CA, workers 16 and older. American Community Survey 5-year estimates
- Drove alone64.3%
- Carpooled6.2%
- Public transit2.5%
- Walked3.1%
- Bicycle0.4%
- Taxi, ride-hailing, motorcycle or other1.3%
- Worked from home22.3%
Average one-way commute: 28.4 minutes for people who do not work from home.
Environment and hazard risk
Martinez, CA, from FEMA, NOAA and EPA
Natural hazard risk
Very High
Top: earthquake
Storm events since 1996
472
Countywide, mostly strong wind
Flood insurance policies
2,681
0.9% of homes, county
July high / Jan low
88° / 35°F
19.4 inches of rain a year
Hazards, floods and storm historyCheck a flood zone8 historic places
Health statistics
Share of adults in Martinez, CA, CDC PLACES estimates
Obesity
28.2%
U.S. 33.3% -5.1 pts
Diabetes
9.8%
U.S. 12.1% -2.3 pts
Smoking
9.3%
U.S. 12.8% -3.5 pts
Uninsured (18-64)
5.9%
U.S. 11.1% -5.2 pts
ZIP codes in Martinez
1 in or overlapping Martinez. Population shown
Cities near Martinez
| Name | Distance | Land area (sq mi) |
|---|---|---|
| Mountain ViewCensus-designated place | 0.7 mi | 0.3 |
| Vine HillCensus-designated place | 1.8 mi | 1.5 |
| Alhambra ValleyCensus-designated place | 2.2 mi | 1.6 |
| PachecoCensus-designated place | 2.8 mi | 0.8 |
| Pleasant HillCity | 3.9 mi | 7.1 |
| Reliez ValleyCensus-designated place | 4.5 mi | 2.4 |
| Port CostaCensus-designated place | 4.7 mi | 0.2 |
| ClydeCensus-designated place | 5.3 mi | 0.1 |
| BeniciaCity | 5.4 mi | 12.8 |
| Contra Costa CentreCensus-designated place | 6.2 mi | 0.6 |
| CrockettCensus-designated place | 6.5 mi | 1.1 |
| ConcordCity | 6.7 mi | 30.6 |
| Acalanes RidgeCensus-designated place | 6.8 mi | 0.5 |
| LafayetteCity | 7.3 mi | 15 |
| RodeoCensus-designated place | 7.8 mi | 3.7 |
| SaranapCensus-designated place | 8 mi | 1.1 |
Frequently asked questions
- What county is Martinez, CA in?
- Martinez is in Contra Costa County, California.
- What ZIP codes are in Martinez, CA?
- ZIP codes in or overlapping Martinez include 94553.
- What is the population of Martinez, CA?
- About 36,903 people live in Martinez, based on American Community Survey 5-year estimates.
- What cities are near Martinez?
- Nearby places include Mountain View (0.7 mi), Vine Hill (1.8 mi), Alhambra Valley (2.2 mi), Pacheco (2.8 mi), Pleasant Hill (3.9 mi).
Source: U.S. Census Bureau (TIGER/Line boundaries, American Community Survey) · Data as of 12/31/2023