Yankton is located in South Dakota. Yankton, South Dakota has a population of 14,529. Yankton is more family-centric than the surrounding county with 28.86% of the households containing married families with children. The county average for households married with children is 28.83%.
The median household income in Yankton, South Dakota is $41,727. The median household income for the surrounding county is $50,029 compared to the national median of $57,652. The median age of people living in Yankton is 41.4 years.
The average high temperature in July is 87.4 degrees, with an average low temperature in January of 9.7 degrees. The average rainfall is approximately 26.7 inches per year, with 34.5 inches of snow per year.