
Filer
- County:
- Twin Falls County
- County Seat:
- No
- Area (mi²):
- 1.469
- State:
- Idaho
Filer is a city located in Twin Falls County, Idaho. Filer has a 2025 population of 3,079. Filer is currently growing at a rate of 2.12% annually and its population has increased by 11.6% since the most recent census, which recorded a population of 2,759 in 2020.
The average household income in Filer is $63,076 with a poverty rate of 8.67%. The median age in Filer is 32.5 years: 33.1 years for males, and 32 years for females.