Casey is a city in Adair and Guthrie counties in the U.S. state of Iowa. The population was 426 at the 2010 census.The Guthrie County portion of Casey is part of the Des Moines – West Des Moines Metropolitan Statistical Area.In 2015 the City Clerk, Dorothy Dillinger, was indicted for misappropriation of city funds and burning down the city hall. She allegedly stole up to $300,000 in city funds and spent it on purchases at Victoria's Secret, Wal-Mart, among other places.