| Place Name | Hart |
| Place Type | City |
| ZIP Code(s) | 79043 |
| County | Castro County |
| Area Code(s) | 806 |
| Timezone | Central Daylight Time (CDT) |
| Population (2022) | 1,032 |
| Population Growth Rate (2010-19) | -21.99% |
| Majority Ethnicity | Hispanic 0% |
| US Congressional District(s) | Texas 19th |
| State House Districts | 88 |
| State Senate Districts | 31 |
| Race/Ethnicy | Percentage of Population (2021) |
|---|---|
| White | 46.36% |
| African American | 1.55% |
| Hispanic | 0% |
| Asian | 0% |
| Native American | 0% |
| Hawaiin/Pacific Islander | 52.09% |