
Black River Falls
- County:
- Jackson County
- County Seat:
- Yes
- Area (mi²):
- 4.185
- State:
- Wisconsin
Black River Falls is a city located in Jackson County, Wisconsin. Black River Falls has a 2025 population of 3,638. It is also the county seat of .Black River Falls is currently growing at a rate of 0.72% annually and its population has increased by 3.65% since the most recent census, which recorded a population of 3,510 in 2020.
The average household income in Black River Falls is $72,297 with a poverty rate of 11.76%. The median age in Black River Falls is 40.2 years: 37.8 years for males, and 47.3 years for females.