Located in Contra Costa County, California, Oakley was established in 1999. Fast-growing East Contra Costa community. Near the Sacramento-San Joaquin River Delta.
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Founded1999|Population45,000|Peak45,000(2024)|CountyContra Costa County
Top 10 Most Important Events for Oakley, California
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1999Founded: Oakley was founded in Contra Costa County.
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1999Incorporated: East Contra Costa.
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2010Modern Era: Oakley continued to develop as part of the greater metropolitan area, with new infrastructure and community amenities.
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2020Modern Growth: Oakley continued to grow as part of its metropolitan area.
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Complete Historical Timeline
1999Culture
Founded
1999Government
Incorporated
2010Culture
Modern Era
2020Culture
Modern Growth
Did You Know?
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Fast-growing East Contra Costa community.
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Near the Sacramento-San Joaquin River Delta.
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Incorporated in 1999.
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Oakley is located in Contra Costa County, California.
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Oakley has a population of approximately 45,000.
Famous People from Oakley, California
JM
Joe Mixon
American Football Player · Born Jul 24, 1996 · Age 29
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