State Line city, Idaho
Official LSAD Designation: State Line city • Census GEOID: 1677050
• Kootenai County
Demographics & Population Profile
Population and demographics for State Line city.
| Demographic Variable | Estimate / Count | Margin of Error | Period | Source |
|---|---|---|---|---|
| Total Population (2025 PEP Estimate) | 38 | — | 2025 | Census |
| Median Age | 26.5 yrs | ±12.1 | 2020-2024 | Census ACS 5-Year 2024 |
| Total Households | 3 | ±4 | 2020-2024 | Census ACS 5-Year 2024 |
Source: U.S. Census Bureau (PEP, ACS 5-Year).