Columbia is located in Iowa. Columbia, Iowa has a population of 304. Columbia is more family-centric than the surrounding county with 50.62% of the households containing married families with children. The county average for households married with children is 34.85%.
The median household income in Columbia, Iowa is $57,083. The median household income for the surrounding county is $57,917 compared to the national median of $57,652. The median age of people living in Columbia is 30.1 years.
The average high temperature in July is 85.1 degrees, with an average low temperature in January of 11.3 degrees. The average rainfall is approximately 37.7 inches per year, with 23.2 inches of snow per year.