Marion is located in Iowa. Marion, Iowa has a population of 40,315. Marion is more family-centric than the surrounding county with 30% households with children. The county percentage for households with children is 29%.
The median household income in Marion, Iowa is $74,522. The median household income for the surrounding county is $66,187 compared to the national median of $66,222. The median age of people living in Marion is 39.8 years.
The average high temperature in July is 85.3 degrees, with an average low temperature in January of 11.5 degrees. The annual precipitation is 36.62.