Flandreau Real EstateFlandreau is located in South Dakota. Flandreau, South Dakota has a population of 2,440. Flandreau is less family-centric than the surrounding county with 22.19% of the households containing married families with children. The county average for households married with children is 26.58%. The median household income in Flandreau, South Dakota is $43,990. The median household income for the surrounding county is $56,233 compared to the national median of $57,652. The median age of people living in Flandreau is 42.3 years. Flandreau WeatherThe average high temperature in July is 81.4 degrees, with an average low temperature in January of 3.7 degrees. The average rainfall is approximately 27 inches per year, with 32.7 inches of snow per year. Flandreau MapReal estate near FlandreauNearby CitiesNearby Cities Homes for Sale |