Carter Lake is located in Iowa. Carter Lake, Iowa has a population of 3,796. Carter Lake is less family-centric than the surrounding county with 20.23% of the households containing married families with children. The county average for households married with children is 25.85%.
The median household income in Carter Lake, Iowa is $58,750. The median household income for the surrounding county is $63,840 compared to the national median of $69,021. The median age of people living in Carter Lake is 38 years.
The average high temperature in July is 86.1 degrees, with an average low temperature in January of 13 degrees. The average rainfall is approximately 31.4 inches per year, with 26.1 inches of snow per year.