Mill Grove, Missouri facts for kids

Mill Grove is an unincorporated community in Mercer County, Missouri, United States. It is located approximately one mile west of U.S. Route 65 on Missouri Supplemental Route D or six miles south of Princeton. The Weldon River flows past the west side of the community.

Mill Grove was platted in 1870, and named for a mill near the original town site. A post office called Mill Grove was established in 1873, and remained in operation until 1974.