De Graff is located in Minnesota. De Graff, Minnesota has a population of 159. De Graff is less family-centric than the surrounding county with 21.95% of the households containing married families with children. The county average for households married with children is 30.52%.
The median household income in De Graff, Minnesota is $47,500. The median household income for the surrounding county is $49,556 compared to the national median of $57,652. The median age of people living in De Graff is 38.6 years.
The average high temperature in July is 82.4 degrees, with an average low temperature in January of 2 degrees. The average rainfall is approximately 26.5 inches per year, with 42.6 inches of snow per year.