| Place Name | Knox City |
| Place Type | Town |
| ZIP Code(s) | 79529 |
| County | Knox County |
| Area Code(s) | 940 |
| Timezone | Central Daylight Time (CDT) |
| Population (2022) | 1,122 |
| Population Growth Rate (2010-19) | -5.75% |
| Majority Ethnicity | White 65.74% |
| US Congressional District(s) | Texas 13th |
| State House Districts | 69 |
| State Senate Districts | 28 |
| Race/Ethnicy | Percentage of Population (2021) |
|---|---|
| White | 65.74% |
| African American | 4.53% |
| Hispanic | 0% |
| Asian | 0% |
| Native American | 0% |
| Hawaiin/Pacific Islander | 29.73% |