For geographic and demographic information on the village of Marion Center, please see the article Marion Center, Massachusetts.
Geography
According to the United States Census Bureau, the town has a total area of 69.1 km² (26.7 mi²). 37.9 km² (14.6 mi²) of it is land and 31.2 km² (12.1 mi²) of it is water. The total area is 45.19% water.
Demographics
As of the census of 2000, there are 5,123 people, 1,996 households, and 1,441 families residing in the town. The population density is 135.2/km² (350.2/mi²). There are 2,439 housing units at an average density of 64.4/km² (166.7/mi²). The racial makeup of the town is 92.17% White, 1.58% African American, 0.10% Native American, 0.35% Asian, 0.08% Pacific Islander, 3.46% from other races, and 2.26% from two or more races. 0.55% of the population are Hispanic or Latino of any race.
There are 1,996 households out of which 31.7% have children under the age of 18 living with them, 61.4% are married couples living together, 8.4% have a female householder with no husband present, and 27.8% are non-families. 24.1% of all households are made up of individuals and 11.9% have someone living alone who is 65 years of age or older. The average household size is 2.51 and the average family size is 3.00.
In the town the population is spread out with 25.1% under the age of 18, 4.2% from 18 to 24, 24.7% from 25 to 44, 28.3% from 45 to 64, and 17.7% who are 65 years of age or older. The median age is 42 years. For every 100 females there are 92.4 males. For every 100 females age 18 and over, there are 87.8 males.
The median income for a household in the town is $61,250, and the median income for a family is $74,265. Males have a median income of $46,711 versus $35,911 for females. The per capita income for the town is $37,265. 4.6% of the population and 3.5% of families are below the poverty line. Out of the total people living in poverty, 7.0% are under the age of 18 and 2.0% are 65 or older.