California Contra Costa County

Martinez

A city in Contra Costa County, California — population 38,027 as of 2020.

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Martinez by the numbers

Population 38,027Population figure, 2020
Households & income
Area
12.64 sq mi (32.74 km²), 1.01 sq mi water
Median age
42.6
Households
14,723
Persons per household
2.5
Median household income
$127,355
Median house value
$859,800
2020–2024 ACS
Municipal office
Office
CITY MANAGER
Address
525 HENRIETTA STREET, MARTINEZ, CA 94553
Municipal record
Official city site Map
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