| Name | Washington County |
| State | Wisconsin |
| FIPS Code | 55131 |
| Timezone | Central Daylight Time (CDT) |
| Population (2022) | 131,840 |
| Population Growth Rate(2000-2022) | 3.7% |
| Majority Ethnicity | White 94.22% |
| Public School Majority Ethnicity | White 87% |
| Partisan Voting Index | Republican:+18 |
| Unemployment Rate | 2.8% |
| Race/Ethnicy | Percentage of Population (2018) |
|---|---|
| White | 94.22% |
| African American | 1.21% |
| Hispanic | 3.08% |
| Asian | 1.25% |
| Native American | 0.22% |
| Hawaiin/Pacific Islander | 0.02% |
| Race/Ethnicy | Percentage of Public School Students (2018) |
|---|---|
| White | 87.21% |
| African American | 2.14% |
| Hispanic | 5.82% |
| Asian | 1.78% |
| Native American | 0.31% |
| Hawaiin/Pacific Islander | 0.04% |