Colony Township is one of twelve townships in Adams County, Iowa, USA. At the 2010 census, its population was 174. Geography Colony Township covers an area of and contains no incorporated settlements. According to the USGS, it contains two cemeteries: Bohemian National and Rose Hill. Colony Township was settled by Bohemian immigrants starting in the 1840s. References External links US-Counties.com City-Data.com Townships in Adams County, Iowa Townships in Iowa