Hallowell is located in Kennebec county Maine with a geographic area of 5.9 square miles. The total population in Hallowell is 2,444 with 46.1% male and 53.9% female. Children under age 5 represent 6.8% of the population, under age 18 equal 19.6% of the population and over age 65 is 25.9% of the population. The median household income is $56,989, per capita income is $36,342. There are a total of 1,114 housing units with 49.7% owner occupied. Education includes 15.0% of residents that are high school graduates and 53.3% with a bachelor's degree or higher. The average temperature in Hallowell in the summer is 68 degrees, and in the winter 25 degrees.