| Name | Williamson County |
| State | Tennessee |
| FIPS Code | 47187 |
| Timezone | Central Daylight Time (CDT) |
| Population (2020) | 247,726 |
| Population Growth Rate(2000-2020) | 35.23% |
| Majority Ethnicity | White 86.98% |
| Public School Majority Ethnicity | White 78% |
| Partisan Voting Index | Republican:+13 |
| Unemployment Rate | 2.7% |
| Race/Ethnicy | Percentage of Population (2018) |
|---|---|
| White | 86.98% |
| African American | 4.15% |
| Hispanic | 4.62% |
| Asian | 4.04% |
| Native American | 0.19% |
| Hawaiin/Pacific Islander | 0.02% |
| Race/Ethnicy | Percentage of Public School Students (2018) |
|---|---|
| White | 78.35% |
| African American | 4.64% |
| Hispanic | 7.57% |
| Asian | 5.73% |
| Native American | 0.1% |
| Hawaiin/Pacific Islander | 0.09% |