Mount Vernon is located in Iowa. Mount Vernon, Iowa has a population of 4,519. Mount Vernon is more family-centric than the surrounding county with 41% households with children. The county percentage for households with children is 29%.
The median household income in Mount Vernon, Iowa is $76,549. 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 Mount Vernon is 30.6 years.
The average high temperature in July is 85.03 degrees, with an average low temperature in January of 10.61 degrees. The annual precipitation is 36.39.