Antrim is located in Hillsborough county New hampshire with a geographic area of 4.5 square miles. The total population in Antrim is 1,364 with 53.7% male and 46.3% female. Children under age 5 represent 5.0% of the population, under age 18 equal 18.8% of the population and over age 65 is 18.3% of the population. The median household income is $60,000, per capita income is $28,143. There are a total of 512 housing units with 65.0% owner occupied. Education includes 32.6% of residents that are high school graduates and 25.2% with a bachelor's degree or higher. The average temperature in Antrim in the summer is 68 degrees, and in the winter 23 degrees.