
McMillan township
- County:
- Ontonagon County
- County Seat:
- No
- Area (mi²):
- 70.9
- State:
- Michigan
McMillan township is located in Ontonagon County, Michigan. McMillan township has a 2025 population of 412. McMillan township is currently declining at a rate of -0.24% annually but its population has increased by 0.73% since the most recent census, which recorded a population of 409 in 2020.
The average household income in McMillan township is $62,034 with a poverty rate of 13.81%. The median age in McMillan township is 62 years: 63.8 years for males, and 58.8 years for females.