Sand Creek is a town in Dunn County, Wisconsin, United States. The population was 586 at the 2000 census. The unincorporated community of Sand Creek lies within the town, on the Red Cedar River. According to the United States Census Bureau, the town has a total area of 36.2 square miles, of which, 35.8 square miles of it is land and 0.4 square miles o…Sand Creek is a town in Dunn County, Wisconsin, United States. The population was 586 at the 2000 census. The unincorporated community of Sand Creek lies within the town, on the Red Cedar River. According to the United States Census Bureau, the town has a total area of 36.2 square miles, of which, 35.8 square miles of it is land and 0.4 square miles of it is water.