Fairfax is located in South Dakota. Fairfax, South Dakota has a population of 300. Fairfax is less family-centric than the surrounding county with 21.28% of the households containing married families with children. The county average for households married with children is 25.47%.
The median household income in Fairfax, South Dakota is $39,500. The median household income for the surrounding county is $42,679 compared to the national median of $57,652. The median age of people living in Fairfax is 52.8 years.
The average high temperature in July is 85.9 degrees, with an average low temperature in January of 9.3 degrees. The average rainfall is approximately 24.7 inches per year, with 31.7 inches of snow per year.
