what county is pleasant hill,  iowa in
Pleasant Hill is a city in Polk County, Iowa, United States. The population was 5,070 at the 2000 census. It is part of the Des MoinesâWest Des Moines Metropolitan Statistical Area. The waterpark White Water University is located in Pleasant Hill, as is part of Festival Park. As of July, 2005, Pleasant Hill has been given a US Postal code, 50327. Pleasant Hill incorporated as a city on May 12, 1956.