Mildred, Montana
Mildred is an unincorporated community in Prairie County, Montana, United States. Mildred is located along a former Chicago, Milwaukee, St. Paul and Pacific Railroad line east-southeast of Terry. It was platted in 1908 and the first post office was established with Edward Harper as postmaster. The town was named for the daughter of a Milwaulkee Railroad official.
Mildred was on the Yellowstone Trail and lost population once the highway was built.