Contra Costa County
county in California, United States
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Summary
Contra Costa County is a county of California[1]. It draws 3,193 Wikipedia views per month (county of california category, ranking #13 of 58).[2]
Key Facts
- Located in the administrative territorial entity: California[3]
- Country: United States[4]
- Capital: Martinez[5]
- Shares border with: Alameda County[6], Solano County[7], Sacramento County[8], San Joaquin County[9]
- Named after: opposite coast[10]
- Contains the administrative territorial entity: Martinez[11], Concord[12], Richmond[13]
- Headquarters location: Martinez[14]
- Part of: Oakland–Fremont–Berkeley metropolitan division[15]
- Commons category: Contra Costa County, California[16]
- Inception: 1850[17]
- Coordinate location: 37.93, -121.95[18]
- Authority: County of Contra Costa[19]
- Official website: http://www.contracosta.ca.gov[20], https://www.contracosta.ca.gov/[21]
- Topic's main category: Category:Contra Costa County, California[22]
- Population: 1,049,025[23], 1,052,700[24], 1,065,917[25], 1,078,257[26], 1,094,205[27], 1,126,745[28], 1,155,879[29], 1,153,526[30], 1,149,363[31], 1,165,927[32]
- Phone number: +1-925-313-1180[33]
- Topic has template: Template:Contra Costa County, California[34]
- List of monuments: National Register of Historic Places listings in Contra Costa County, California[35]
- Category for people born here: Category:Births in Contra Costa County, California[36]
- Category for people who died here: Category:Deaths in Contra Costa County, California[37]
- Number of households: 398,299[38]
- Native label: Contra Costa County[39]
- NCI Thesaurus ID: C107880[40]
- Category of associated people: Category:People from Contra Costa County, California[41]
- Area: 2078[42]
Why It Matters
Contra Costa County has Wikipedia articles in 25 language editions, a strong signal of global cultural recognition.[43] It is known by 39 alternative names across languages and contexts.[44]