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Contra Costa County

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Contra Costa Countyverified

county in California, United States

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thermostatClimate

°C

Right Now

12°

Partly Cloudy

water_drop91%

air11.9 km/h

sunny

Frisunny15°12°

Satsunny14°12°

Sunsunny15°12°

Monsunny13°9°

Key Details

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Population

1,165,927

event

Established

1850

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/Contra Costa County

Contra Costa County

Photo by NASA on Unsplash

Contra Costa County

county in California, United States

About Contra Costa County

county in California, United States. Contra Costa County is a significant location in United States.

attractionsTop Attractions in Contra Costa County

Alvarado Area

Antioch City Park

Antioch City Park

Fernandez Park

Shell Ridge Open Space

Shell Ridge Open Space

Todos Santos Plaza

Todos Santos Plaza

Radke Martinez Regional Shoreline

Radke Martinez Regional Shoreline

Tilden Regional Park

Tilden Regional Park

Rosie the Riveter World War II Home Front National Historical Park

Rosie the Riveter World War II Home Front National Historical Park