
Grangeville
- County:
- Idaho County
- County Seat:
- Yes
- Area (mi²):
- 1.506
- State:
- Idaho
Grangeville is a city located in Idaho County, Idaho. Grangeville has a 2025 population of 3,809. It is also the county seat of .Grangeville is currently growing at a rate of 2.59% annually and its population has increased by 14.45% since the most recent census, which recorded a population of 3,328 in 2020.
The average household income in Grangeville is $70,776 with a poverty rate of 16.01%. The median age in Grangeville is 48.1 years: 46.6 years for males, and 48.5 years for females.