Martinez, California
Martinez, California | |
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Contra Costa County Courthouse Contra Costa Hall of Records | |
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Flag | |
| Nickname: The Bay Area's Hidden Gem (official) | |
Location in Contra Costa County, California | |
Martinez Location in the United States Martinez Martinez (California) Martinez Martinez (the United States) | |
| Coordinates: 38°01′10″N 122°08′03″W / 38.01944°N 122.13417°W | |
| Country | United States |
| State | California |
| County | Contra Costa |
| Incorporated | April 1, 1876 |
| Government | |
| • Mayor | Brianne Zorn (term ends in December 2026) |
| • State senator | Tim Grayson (D) |
| • Assemblymember | Anamarie Avila Farias (D) |
| • United States representatives | John Garamendi (D) and Mark DeSaulnier (D) |
| Area | |
• Total | 13.63 sq mi (35.31 km2) |
| • Land | 12.63 sq mi (32.71 km2) |
| • Water | 1.00 sq mi (2.60 km2) 7.36% |
| Elevation | 23 ft (7 m) |
| Population (2020) | |
• Total | 37,287 |
| • Density | 2,952/sq mi (1,140/km2) |
| Time zone | UTC-8 (Pacific) |
| • Summer (DST) | UTC-7 (PDT) |
| ZIP code | 94553 |
| Area code | 925 |
| FIPS code | 06-46114 |
| GNIS feature IDs | 277553, 2411045 |
| Website | Official website |
Martinez (Spanish: Martínez) is a city in and the county seat of Contra Costa County, California, United States, in the East Bay region of the San Francisco Bay Area. Located on the southern shore of the Carquinez Strait, the city's population was 37,287 at the 2020 census. The city is named after Californio ranchero Ygnacio Martínez, having been founded on his Rancho El Pinole. Martinez is known for its historic center and its waterfront.