Population by Age Group
| Age Group | Under 18 | 18-64 | 65 and over | |||
|---|---|---|---|---|---|---|
| Total | Percentage | Total | Percentage | Total | Percentage | |
| Walnut Creek | 10,719 | 17% | 36,389 | 57% | 17,065 | 27% |
* For the table above, the data is collected from the U.S. Census Bureau Decennial Data 2010, Summary File 1 (SF1), P12 Sex by Age.