The median age in Folsom Township, Minnesota is 55.5, as per 2021 ACS 5-Year Estimates. Of the total population, 10.98% were under the age of 15, 18.29% aged 15 to 29, 43.90% aged 30 to 64, 18.29% aged 65 to 84, and 8.54% were 85 years of age and older.