Troy is located in Lincoln county Montana with a geographic area of 0.8 square miles. The total population in Troy is 972 with 47.7% male and 52.3% female. Children under age 5 represent 7.3% of the population, under age 18 equal 29.7% of the population and over age 65 is 30.2% of the population. The median household income is $24,773, per capita income is $18,451. There are a total of 382 housing units with 78.5% owner occupied. Education includes 45.5% of residents that are high school graduates and 16.2% with a bachelor's degree or higher. The average temperature in Troy in the summer is 65 degrees, and in the winter 27 degrees.