Carroll 51401 Real EstateCarroll is located in Iowa. Carroll, Iowa 51401has a population of 9,937. Carroll 51401 is more family-centric than the surrounding county with 31.1% of the households containing married families with children. The county average for households married with children is 30.83%. The median household income in Carroll, Iowa 51401 is $44,561. The median household income for the surrounding county is $54,563 compared to the national median of $57,652. The median age of people living in Carroll 51401 is 41.3 years. Carroll WeatherThe average high temperature in July is 84.4 degrees, with an average low temperature in January of 9.8 degrees. The average rainfall is approximately 33.8 inches per year, with 29.2 inches of snow per year. Carroll MapReal estate near CarrollNearby CitiesNearby Cities Homes for Sale |