Walnut Township, Dallas County, Iowa
Walnut Township is a township in Dallas County, Iowa, USA. As of the 2000 census, its population was 8,074. Geography. Walnut Township covers an area of and contains one incorporated settlement, Waukee. According to the USGS, it contains two cemeteries: Hoff and Waukee. The stream of Little Walnut Creek runs through this township. Transportation. Walnut Township contains one airport or landing strip, Robel Field.