Fort Madison is located in Iowa. Fort Madison, Iowa has a population of 10,340. Fort Madison is more family-centric than the surrounding county with 25.57% of the households containing married families with children. The county average for households married with children is 24.31%.
The median household income in Fort Madison, Iowa is $45,713. The median household income for the surrounding county is $54,258 compared to the national median of $69,021. The median age of people living in Fort Madison is 42.9 years.
The average high temperature in July is 86.3 degrees, with an average low temperature in January of 16.7 degrees. The average rainfall is approximately 39.3 inches per year, with 21.3 inches of snow per year.