Castana Real EstateCastana is located in Iowa. Castana, Iowa has a population of 93. Castana is less family-centric than the surrounding county with 12.5% of the households containing married families with children. The county average for households married with children is 26.05%. The median household income in Castana, Iowa is $30,250. The median household income for the surrounding county is $41,598 compared to the national median of $57,652. The median age of people living in Castana is 57.3 years. Castana WeatherThe average high temperature in July is 83.7 degrees, with an average low temperature in January of 10.3 degrees. The average rainfall is approximately 31.1 inches per year, with 23 inches of snow per year. Castana MapReal estate near CastanaNearby CitiesNearby Cities Homes for Sale |