Grasston is located in Pine county Minnesota with a geographic area of 0.9 square miles. The total population in Grasston is 156 with 52.6% male and 47.4% female. Children under age 5 represent 11.5% of the population, under age 18 equal 25.0% of the population and over age 65 is 8.3% of the population. The median household income is $66,250, per capita income is $26,859. There are a total of 62 housing units with 95.2% owner occupied. Education includes 43.5% of residents that are high school graduates and 6.5% with a bachelor's degree or higher. The average temperature in Grasston in the summer is 67 degrees, and in the winter 9 degrees.
