Sullivan City city, Texas
Official LSAD Designation: Sullivan City city • Census GEOID: 4870868
• Hidalgo County
Demographics & Population Profile
Population and demographics for Sullivan City city.
| Demographic Variable | Estimate / Count | Margin of Error | Period | Source |
|---|---|---|---|---|
| Total Population (2025 PEP Estimate) | 3,891 | — | 2025 | Census |
| Median Age | 33.7 yrs | ±7.9 | 2020-2024 | Census ACS 5-Year 2024 |
| Total Households | 1,160 | ±107 | 2020-2024 | Census ACS 5-Year 2024 |
Source: U.S. Census Bureau (PEP, ACS 5-Year).