Population by Sex
| Sex | Male | Female | ||
|---|---|---|---|---|
| Total | Percentage | Total | Percentage | |
| San Mateo | 52,206 | 49% | 53,455 | 51% |
* 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.