Population Pyramid
Population Estimates and Projections for California and its Counties
Estimates and projections by 5-year age group and sex for the years 1970 to 2070
Note: To display age-group population counts by sex and total, hover over a blue rectangle on the pyramid.
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Year
Outline
Year
Population by age group
| California | – | 2020 |
|---|
| Age | Persons | Pct |
|---|---|---|
| Total | 100% |
The old-age dependency ratio is the number of people aged 65 and older per 100 people of working age (20–64). It is calculated by dividing the population aged 65-plus by the population aged 20–64 and multiplying by 100.
Sources:
1970-2019: California Department of Finance, Demographic Research Unit, Annual Intercensal Population Estimates
2020-2070: California Department of Finance, Demographic Research Unit, Population Projections
Last Update: November 2025