Polk City Real EstatePolk City is located in Iowa. Polk City, Iowa has a population of 4,313. Polk City is more family-centric than the surrounding county with 38.56% of the households containing married families with children. The county average for households married with children is 34.82%. The median household income in Polk City, Iowa is $92,188. The median household income for the surrounding county is $63,530 compared to the national median of $57,652. The median age of people living in Polk City is 35.2 years. Polk City WeatherThe average high temperature in July is 85 degrees, with an average low temperature in January of 12.2 degrees. The average rainfall is approximately 36 inches per year, with 39.3 inches of snow per year. Polk City MapReal estate near Polk CityNearby CitiesNearby Cities Homes for Sale |