| Name | Jefferson County |
| State | Colorado |
| FIPS Code | 08059 |
| Timezone | Mountain Daylight Time (MDT) |
| Population (2020) | 582,910 |
| Population Growth Rate(2000-2020) | 9.05% |
| Majority Ethnicity | White 81.89% |
| Public School Majority Ethnicity | White 66% |
| Partisan Voting Index | Democratic:+7 |
| Unemployment Rate | 2.5% |
| Race/Ethnicy | Percentage of Population (2018) |
|---|---|
| White | 81.89% |
| African American | 1.05% |
| Hispanic | 13.79% |
| Asian | 2.57% |
| Native American | 0.66% |
| Hawaiin/Pacific Islander | 0.04% |
| Race/Ethnicy | Percentage of Public School Students (2018) |
|---|---|
| White | 66.03% |
| African American | 1.32% |
| Hispanic | 24.87% |
| Asian | 3.1% |
| Native American | 0.64% |
| Hawaiin/Pacific Islander | 0.15% |