Washington Township is one of seventeen townships in Appanoose County, Iowa, United States. As of the 2010 census, its population was 722. History Washington Township was founded in 1848. Geography Washington Township covers an area of and contains one incorporated settlement, Moulton. According to the USGS, it contains six cemeteries: Garland, Hardin, Orleans, Otterbein South, Otterbien and Sunnyview. References External links US-Counties.com City-Data.com Townships in Appanoose County, Iowa Townships in Iowa Populated places established in 1848 1848 establishments in Iowa