Amasa is located in Iron county Michigan with a geographic area of 4.0 square miles. The total population in Amasa is 242 with 43.8% male and 56.2% female. Children under age 5 represent 5.8% of the population, under age 18 equal 13.6% of the population and over age 65 is 48.3% of the population. The median household income is $28,250, per capita income is $21,121. There are a total of 149 housing units with 89.9% owner occupied. Education includes 48.3% of residents that are high school graduates and 11.4% with a bachelor's degree or higher. The average temperature in Amasa in the summer is 67 degrees, and in the winter 23 degrees.