Northfield is a town located in Franklin County, Massachusetts. As of the 2000 census, the town had a total population of 2,951.
For geographic and demographic information on the census-designated place Northfield, please see the article Northfield (CDP), Massachusetts.
Northfield was first settled in 1673 and was officially incorporated in 1723.
According to the United States Census Bureau, the town has a total area of 91.6 km˛ (35.4 mi˛). 89.1 km˛ (34.4 mi˛) of it is land and 2.5 km˛ (0.9 mi˛) of it is water. The total area is 2.69% water.
As of the census2 of 2000, there are 2,951 people, 1,158 households, and 815 families residing in the town. The population density is 33.1/km˛ (85.8/mi˛). There are 1,262 housing units at an average density of 14.2/km˛ (36.7/mi˛). The racial makeup of the town is 98.51% White, 0.10% Black or African American, 0.20% Native American, 0.20% Asian, 0.00% Pacific Islander, 0.03% from other races, and 0.95% from two or more races. 0.58% of the population are Hispanic or Latino of any race.
There are 1,158 households out of which 34.1% have children under the age of 18 living with them, 57.4% are married couples living together, 9.1% have a female householder with no husband present, and 29.6% are non-families. 25.2% of all households are made up of individuals and 10.5% have someone living alone who is 65 years of age or older. The average household size is 2.53 and the average family size is 3.04.
In the town the population is spread out with 26.3% under the age of 18, 6.3% from 18 to 24, 27.5% from 25 to 44, 26.4% from 45 to 64, and 13.5% who are 65 years of age or older. The median age is 40 years. For every 100 females there are 92.2 males. For every 100 females age 18 and over, there are 89.5 males.
The median income for a household in the town is $49,141, and the median income for a family is $56,816. Males have a median income of $40,396 versus $28,615 for females. The per capita income for the town is $21,517. 5.0% of the population and 3.6% of families are below the poverty line. Out of the total population, 4.6% of those under the age of 18 and 9.1% of those 65 and older are living below the poverty line.