Avon is located in South Dakota. Avon, South Dakota has a population of 711. Avon is more family-centric than the surrounding county with 50.58% of the households containing married families with children. The county average for households married with children is 30.19%.
The median household income in Avon, South Dakota is $56,818. The median household income for the surrounding county is $52,923 compared to the national median of $57,652. The median age of people living in Avon is 32.2 years.
The average high temperature in July is 86.4 degrees, with an average low temperature in January of 9.1 degrees. The average rainfall is approximately 25.1 inches per year, with 36.1 inches of snow per year.