
Grass Range
- County:
- Fergus County
- County Seat:
- No
- Area (mi²):
- 0.14
- State:
- Montana
Grass Range is a town located in Fergus County, Montana. Grass Range has a 2025 population of 117. Grass Range is currently growing at a rate of 0.86% annually and its population has increased by 4.46% since the most recent census, which recorded a population of 112 in 2020.
The average household income in Grass Range is $28,595 with a poverty rate of 42.27%. The median age in Grass Range is 70.3 years: 48 years for males, and 70.4 years for females.