| Place Name | Harker Heights |
| Place Type | City |
| ZIP Code(s) | 76548 |
| County | Bell County |
| Area Code(s) | 254 |
| Timezone | Central Standard Time (CST) |
| Population (2022) | 26,579 |
| Population Growth Rate (2010-19) | 23.96% |
| Majority Ethnicity | White 50.57% |
| Metro/Micro Stats Area | Killeen-Temple, TX |
| US Congressional District(s) | Texas 31st |
| State House Districts | 54 |
| State Senate Districts | 24 |
| Race/Ethnicy | Percentage of Population (2021) |
|---|---|
| White | 50.57% |
| African American | 26.54% |
| Hispanic | 0.59% |
| Asian | 3.61% |
| Native American | 0.56% |
| Hawaiin/Pacific Islander | 18.12% |