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.
References
- U.S. Geological Survey Geographic Names Information System: Mill Grove, Missouri
- Missouri Atlas & Gazetteer, DeLorme, 1998, First edition, p. 15, ISBN 0-89933-224-2
- "Mercer County Place Names, 1928–1945". The State Historical Society of Missouri. Archived from the original on June 24, 2016. Retrieved November 5, 2016.
- "Post Offices". Jim Forte Postal History. Retrieved November 5, 2016.
| Municipalities and communities of Mercer County, Missouri, United States | ||
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| County seat: Princeton | ||
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40°18′33″N 93°35′37″W / 40.30917°N 93.59361°W / 40.30917; -93.59361
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