Ethan is located in South Dakota. Ethan, South Dakota has a population of 300. Ethan is more family-centric than the surrounding county with 45.46% of the households containing married families with children. The county average for households married with children is 25.82%.
The median household income in Ethan, South Dakota is $49,750. The median household income for the surrounding county is $50,900 compared to the national median of $69,021. The median age of people living in Ethan is 30.5 years.
The average high temperature in July is 86.6 degrees, with an average low temperature in January of 8.7 degrees. The average rainfall is approximately 25.3 inches per year, with 35.5 inches of snow per year.