Perry is a city in Dallas County, Iowa, United States, along the North Raccoon River. The population was 7,836 at the time of the 2020 Ce…Perry is a city in Dallas County, Iowa, United States, along the North Raccoon River. The population was 7,836 at the time of the 2020 Census. It is part of the Des Moines–West Des Moines Metropolitan Statistical Area.