| Name | Jefferson County |
| State | Washington |
| FIPS Code | 53031 |
| Timezone | Pacific Daylight Time (PDT) |
| Population (2020) | 32,977 |
| Population Growth Rate(2000-2020) | 10.39% |
| Majority Ethnicity | White 91.54% |
| Public School Majority Ethnicity | White 81% |
| Partisan Voting Index | Democratic:+19 |
| Unemployment Rate | 4.6% |
| Race/Ethnicy | Percentage of Population (2018) |
|---|---|
| White | 91.54% |
| African American | 0.81% |
| Hispanic | 3.58% |
| Asian | 1.73% |
| Native American | 2.08% |
| Hawaiin/Pacific Islander | 0.26% |
| Race/Ethnicy | Percentage of Public School Students (2018) |
|---|---|
| White | 81.38% |
| African American | 0.94% |
| Hispanic | 7.67% |
| Asian | 1.47% |
| Native American | 1.73% |
| Hawaiin/Pacific Islander | 0.3% |