Worland is a city in Washakie County, Wyoming, United States. The population was 4,773 at the 2020 census, down from 5,487 at the 20…Worland is a city in Washakie County, Wyoming, United States. The population was 4,773 at the 2020 census, down from 5,487 at the 2010 census. It is the county seat of Washakie County. It is located within the Big Horn Basin and along the Big Horn River in northwestern Wyoming.