Of all households 25.1% consisted of someone living alone who was 65 years of age or older. The average household size was 2.61 and the average family size was 3.18. In the town, the age distribution of the population shows 25.2% under the age of 19, 5.6% from 20 to 24, 27.7% from 25 to 44, 29.5% from 45 to 64, and 11.9% who were 65 years of age or older. The median age was 39.5 years. Males made up 48.9% of the population, while females made up 51.1%. The median income for a household in the town, based on a 2006–2010 projection, was $74,589. In 2000, the median income for a family was $68,826. Males had a median income of $44,151 versus $30,923 for females. The per capita income for the town was $23,380. About 2.1% of families and 3.6% of the population were below the poverty line, including 4.1% of those under age 18 and 7.2% of those age 65 or over. Statistically speaking, Abington is the 125th largest community by population in the Commonwealth, and ranks 71st by population density. Its population is lower than the population average but above the median; the population density is above the average. On the national level, Abington is a part of Massachusetts's 8th congressional district, and is represented by Stephen Lynch. The state's senior (Class II) member of the United States Senate, elected in 2012, is Elizabeth Warren. The junior (Class I) senator, elected in 2013, is Edward Markey. On the state level, Abington is represented in the Massachusetts House of Representatives as a part of the Seventh Plymouth district, which includes the towns of East Bridgewater and Whitman. The Seventh Plymouth district is represented by Alyson Sullivan. The town is represented in the Massachusetts Senate by John Keenan, as a part of the Norfolk and Plymouth District, which includes Holbrook, Quincy, Rockland and part of Braintree. The town is patrolled by the First (Norwell) Barracks of Troop D of the Massachusetts State Police. Abington is governed by the open town meeting form of government, and is led by a town manager and a board of selectmen. The town operates its own police and fire department, with firehouses located in the north and south of town along Route 18.