Population by Age Range
Population by Age Range
Population by Age Range
| Age Range | 0-9 | 10-19 | 20-29 | 30-39 | 40-49 | 50-59 | 60-69 | 70-79 | 80+ | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Total | Percentage | Total | Percentage | Total | Percentage | Total | Percentage | Total | Percentage | Total | Percentage | Total | Percentage | Total | Percentage | Total | Percentage | |
| Contra Costa County | 133,945 | 11% | 158,515 | 14% | 132,676 | 11% | 156,853 | 13% | 158,035 | 14% | 159,764 | 14% | 134,834 | 12% | 86,411 | 7% | 44,894 | 4% |
* For the table above, the data is collected from the U.S. Census Bureau Decennial Data 2020, Demographic and Housing Characteristics File (DHC), P12 Sex by Age for Selected Age Categories.