Hartford is located in Oxford county Maine with a geographic area of square miles. The total population in Hartford is 1,084 with 49.3% male and 50.7% female. Children under age 5 represent 3.1% of the population, under age 18 equal 16.7% of the population and over age 65 is 16.2% of the population. The median household income is $70,000, per capita income is $36,267. There are a total of 398 housing units with 90.7% owner occupied. Education includes 32.7% of residents that are high school graduates and 30.7% with a bachelor's degree or higher. The average temperature in Hartford in the summer is 68 degrees, and in the winter 25 degrees.