Key facts
- Country
- United States
- State
- Idaho
- Founded
- December 22, 1864
- Named after
- Kootenai tribe
- Seat
- Coeur d'Alene
- Largest city
- Coeur d'Alene
- Total
- 1,316 sq mi (3,410 km )
- Land
- 1,244 sq mi (3,220 km )
- Water
- 71 sq mi (180 km ) 5.4%
- Estimate 2025
- 191,864
- Density
- 137.8/sq mi (53.19/km )
- Time zone
- UTC−8 ( Pacific )
- Summer dst
Article
Kootenai County (/ˈkuːtniː/ KOOT-nee) is located in the U.S. state of Idaho. As of the 2020 census, its population was 171,362, making it the third-most populous county in Idaho and the largest in North Idaho, the county accounting for 45.4% of the region's total population. The county seat and largest city is Coeur d'Alene. The county was established in 1864 and named after the Kootenai tribe. Kootenai County is coterminous with the Coeur d'Alene metropolitan area, which along with the Spokane metropolitan area comprises the Spokane–Coeur d'Alene combined statistical area.
History