
Fishtail
- County:
- Stillwater County
- County Seat:
- No
- Area (mi²):
- 0.578
- State:
- Montana
Fishtail is a CDP located in Stillwater County, Montana. Fishtail has a 2025 population of 135. Fishtail is currently growing at a rate of 7.14% annually but its population has decreased by -3.57% since the most recent census, which recorded a population of 140 in 2020.
The average household income in Fishtail is $76,139 with a poverty rate of 0%. The median age in Fishtail is 74.5 years: 82 years for males, and 73.2 years for females.