Branch Township, Michigan

Branch Township is a civil township of Mason County in the U.S. state of Michigan. As of the 2020 census, the township population was 1,405.

Communities

Branch is an unincorporated community on US 10 on the boundary between Mason and Lake counties. The Branch ZIP code 49402 serves the eastern part of Branch Township.
Tallman is an unincorporated community in the north of the township. The community was established in 1879 Horace and Marshall F. Butters. A post office in the community was in operation from 1880 to 1887, from 1888 to 1891, and from 1897 to 1953.
Walhalla is a small unincorporated community located on US 10 at between Baldwin and Ludington. Walhalla is slightly more than one mile north of the Pere Marquette River. Walhalla was the home office to the Michigan Womyn's Music Festival.

The township is in eastern Mason County and is bordered to the east by Lake County. Ludington, the county seat, is to the west by US 10.

According to the U.S. Census Bureau, Branch Township has a total area of , of which are land and , or 1.61%, are water.