Brunsville is located in Plymouth county Iowa with a geographic area of 0.2 square miles. The total population in Brunsville is 140 with 45.7% male and 54.3% female. Children under age 5 represent 2.1% of the population, under age 18 equal 20.7% of the population and over age 65 is 25.0% of the population. The median household income is $64,792, per capita income is $40,962. There are a total of 67 housing units with 85.1% owner occupied. Education includes 37.3% of residents that are high school graduates and 14.9% with a bachelor's degree or higher. The average temperature in Brunsville in the summer is 72 degrees, and in the winter 23 degrees.