source: 2010 Decennial Census
2017 Population Estimate: 1,149,363
Unincorporated County 2018 Population Estimate: 172,513
Source: 2018 California Department of Finance
Department of Finance Population Estimates of Cities, County, and the State
2017 American Community Survey (ACS) Population Characteristics
ACS 5-Year Estimates (2013-2017)
Selected Social Characteristics
Selected Economic Characteristics
Selected Housing Characteristics
Demographics Estimates
Comparative Characteristics 2006-2010 and 2011-2015Comparative Social Characteristics
Comparative Economic Characteristics
Comparative Housing Characteristics
Comparative Demographic Estimates
ACS Users Guide