Marne is located in Iowa. Marne, Iowa has a population of 118. Marne is less family-centric than the surrounding county with 12.12% of the households containing married families with children. The county average for households married with children is 29.31%.
The median household income in Marne, Iowa is $45,000. The median household income for the surrounding county is $55,395 compared to the national median of $69,021. The median age of people living in Marne is 50.5 years.
The average high temperature in July is 84.9 degrees, with an average low temperature in January of 10.6 degrees. The average rainfall is approximately 35.4 inches per year, with 28.3 inches of snow per year.