
Au Sable charter township
- County:
- Iosco County
- County Seat:
- No
- Area (mi²):
- 21.002
- State:
- Michigan
Au Sable charter township is located in Iosco County, Michigan. Au Sable charter township has a 2025 population of 2,014. Au Sable charter township is currently declining at a rate of -0.4% annually and its population has decreased by -0.1% since the most recent census, which recorded a population of 2,016 in 2020.
The average household income in Au Sable charter township is $62,447 with a poverty rate of 12.19%. The median age in Au Sable charter township is 52.3 years: 50.4 years for males, and 54.5 years for females.