Located at Section 6, Township 39 N, Range 25 W in Butler Township.
Parks Grove had a Post Office during the years 1868-1897.
Missouri Gazetteer and Business Directory, 1881:
Parks Grove – A discontinued post office in Butler Township, north east part of St. Clair County, eleven and one-half miles north of Osceola (county seat court house), and seventeen miles south of Clinton, its shipping point, on the M.K.& T. Ry (Missouri, Kansas & Texas Railway).
St. Clair County, Missouri History 1883:
Park’s Grove, a post office twelve miles north of Osceola, located in Butler Township.