New Vienna is located in Iowa. New Vienna, Iowa has a population of 396. New Vienna is more family-centric than the surrounding county with 32.2% of the households containing married families with children. The county average for households married with children is 31.83%.
The median household income in New Vienna, Iowa is $55,156. The median household income for the surrounding county is $59,150 compared to the national median of $57,652. The median age of people living in New Vienna is 49.2 years.
The average high temperature in July is 84.1 degrees, with an average low temperature in January of 11 degrees. The average rainfall is approximately 36.3 inches per year, with 33.6 inches of snow per year.
