McMillan Township is a civil township of Ontonagon County in the U.S. state of Michigan. The population was 406 at the 2020 census.
Geography
According to the United States Census Bureau, the township has a total area of , of which is land and (0.10%) is water.
Communities
- Ewen is an unincorporated community and census-designated place at , near where M-28 crosses the south branch of the Ontonagon River. The community began as a logging camp in 1888 and in 1889 gained a depot named Ewen Station on the Duluth, South Shore and Atlantic Railway (now the Soo Line Railroad). It was named for W. A. Ewen, a treasurer of the railroad. It also received a Post Office named Ewen Station in 1889, shortened to Ewen in 1894. The Ewen Post Office, ZIP code 49925, serves much of the township area. Bruce Crossing is about 5 miles east on M-28 and Matchwood about 6 miles west.