| Name | Mcmullen County |
| State | Texas |
| FIPS Code | 48311 |
| County Seat | Tilden |
| Timezone | Central Standard Time (CST) |
| Population (2022) | 696 |
| Population Growth Rate(2000-2022) | -15.13% |
| Majority Ethnicity | White 98.87% |
| Public School Majority Ethnicity | White 56% |
| Partisan Voting Index | Strongly Republican:+40 |
| Unemployment Rate (December 2024) | 1.9% |
| Area Code(s) | 361 / 830 |
| Race/Ethnicity | Percentage of Population (2022) |
|---|---|
| White | 98.87% |
| African American | 0% |
| Hispanic | 1.13% |
| Asian | 0% |
| Native American | 0% |
| Hawaiin/Pacific Islander | 0% |
| Race/Ethnicity | Percentage of Public School Students (2023) |
|---|---|
| White | 56.38% |
| African American | 0% |
| Hispanic | 42.2% |
| Asian | 1.06% |
| Native American | 0% |
| Hawaiin/Pacific Islander | 0.35% |