Twin Falls city, Idaho
Official LSAD Designation: Twin Falls city • Census GEOID: 1682810
• Twin Falls County
Demographics & Population Profile
Population and demographics for Twin Falls city.
| Demographic Variable | Estimate / Count | Margin of Error | Period | Source |
|---|---|---|---|---|
| Total Population (2025 PEP Estimate) | 56,216 | — | 2025 | Census |
| Median Age | 35.1 yrs | ±0.9 | 2020-2024 | Census ACS 5-Year 2024 |
| Total Households | 20,828 | ±555 | 2020-2024 | Census ACS 5-Year 2024 |
Source: U.S. Census Bureau (PEP, ACS 5-Year).