Osceola is an unincorporated community in western Kingsbury County, South Dakota, US, on the South Fork Pearl River approximately six miles southwest of Bancroft.Bancroft West, SD, 7.5 Minute Topographic Quadrangle, USGS 1971
History A post office called Osceola was established in 1888, and remained in operation until 1960. The community takes its name after Osceola, Iowa, the native home of a share of the early settlers.
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