Tripoli is located in Bremer county Iowa with a geographic area of 1.4 square miles. The total population in Tripoli is 1,337 with 51.5% male and 48.5% female. Children under age 5 represent 7.4% of the population, under age 18 equal 23.7% of the population and over age 65 is 16.8% of the population. The median household income is $63,393, per capita income is $29,717. There are a total of 589 housing units with 78.3% owner occupied. Education includes 32.8% of residents that are high school graduates and 22.6% with a bachelor's degree or higher. The average temperature in Tripoli in the summer is 70 degrees, and in the winter 23 degrees.