
State Line
- County:
- Kootenai County
- County Seat:
- No
- Area (mi²):
- 0.11
- State:
- Idaho
State Line is a city located in Kootenai County, Idaho. State Line has a 2025 population of 37. State Line is currently declining at a rate of 0% annually and its population has increased by 2.78% since the most recent census, which recorded a population of 36 in 2020.
The average household income in State Line is -$1000.00 Mn with a poverty rate of 0%. The median age in State Line is 0 years: 0 years for males, and 0 years for females.