
Austin township
- County:
- Sanilac County
- County Seat:
- No
- Area (mi²):
- 36.153
- State:
- Michigan
Austin township is located in Sanilac County, Michigan. Austin township has a 2025 population of 607. Austin township is currently declining at a rate of -0.33% annually and its population has decreased by -0.98% since the most recent census, which recorded a population of 613 in 2020.
The average household income in Austin township is $90,644 with a poverty rate of 9.56%. The median age in Austin township is 56.2 years: 53.3 years for males, and 57.1 years for females.