Grass Ranch Colony, South Dakota
Grass Ranch Colony is a Hutterite colony and census-designated place (CDP) in Brule County, South Dakota, United States. The population was 14 at the 2020 census. It was first listed as a CDP prior to the 2020 census. It is in the southeast part of the county,  southeast of Kimball. Demographics

References 

Census-designated places in Brule County, South Dakota
Census-designated places in South Dakota
Hutterite communities in the United States