
Twin Falls
- County:
- Twin Falls County
- County Seat:
- Yes
- Area (mi²):
- 19.594
- State:
- Idaho
Twin Falls is a city located in Twin Falls County, Idaho. Twin Falls has a 2025 population of 56,849. It is also the county seat of Twin Falls County. Twin Falls is currently growing at a rate of 1.7% annually and its population has increased by 9.15% since the most recent census, which recorded a population of 52,083 in 2020.
The average household income in Twin Falls is $79,510 with a poverty rate of 10.81%. The median age in Twin Falls is 34.1 years: 34 years for males, and 34.2 years for females.