Demographics

The Demographic Research Unit (DRU) of the California Department of Finance is designated as the single official source of demographic data for state planning and budgeting. Download a Unit overview brochure.

Data

• Price and Population Factors – Price and population factors used for appropriations limit calculations.
• Estimates – Official population estimates of the state, counties and cities produced by the Demographic Research Unit for state planning and budgeting.
• Projections – Forecasts of population, births and public school enrollment at the state and county level produced by the Demographic Research Unit.
• State Census Data Center– Demographic, social, economic, migration, and housing data from the decennial censuses, the American Community Survey, the Current Population Survey, and other special and periodic surveys.
• Population Pyramid (1970 to 2070)– An interactive visualization illustrating the evolving age structure of DRU population estimates and projections by age group and sex for California and its counties from 1970 to 2070.
• DRU Data Hub – DRU's interactive data portal for exploring, sharing, and visualizing data. It includes maps, dashboards, and other applications featuring a range of demographic, housing and socioeconomic data.

2020 Census

• Dates, Details, and Updates
• Detailed Demographic and Housing Characteristics File A, Demographic Profile, Demographic and Housing Characteristic File, and Redistricting (P.L. 94-171) Data

2030 Census

• Planning, Activities, and Resources

Featured Publications

• E-1 Cities, Counties, and the State Population Estimates with Annual Percent Change
• State and County Population Projections
• E-2 California County Population Estimates and Components of Change by Year
• Public K-12 Graded Enrollment and High School Graduate Projections by County

More Resources

• California State Data Center Network
• Designated Census Tracts for the New Employment Credit
• California Opportunity Zones
• DRU Mailing List Subscriptions

Comments, suggestions, or questions? Please email ficalpop@dof.ca.gov.