Roxbury is a town in Delaware County, New York, United States. The population was 2,502 at the 2010 census. The town is at the eastern end of the county.
The eastern town lines border Greene County and Schoharie County.
According to the United States Census Bureau, the town has a total area of 87.6 square miles (226.9 km), of which 87.1 square miles (225.6 km) is land and 0.50 square miles (1.3 km), or 0.56%, is water.
The East Branch of the Delaware River has its source in a pond behind a tire shop just south of Grand Gorge. Most of the town lies in the valley of the East Branch or its tributaries, but the northeast corner of the town drains via Johnson Hollow Brook and the Bear Kill to Schoharie Creek, a north-flowing tributary of the Mohawk River and part of the Hudson River watershed.
As of the census of 2000, there were 2,509 people, 1,078 households, and 719 families residing in the town. The population density was 28.8 people per square mile (11.1/km²). There were 2,026 housing units at an average density of 23.2 per square mile (9.0/km²). The racial makeup of the town was 97.33% White, 0.44% African American, 0.52% Native American, 0.48% Asian, 0.08% Pacific Islander, 0.28% from other races, and 0.88% from two or more races. Hispanic or Latino of any race were 1.36% of the population.
There were 1,078 households out of which 26.2% had children under the age of 18 living with them, 55.9% were married couples living together, 6.6% had a female householder with no husband present, and 33.3% were non-families. 28.8% of all households were made up of individuals and 13.9% had someone living alone who was 65 years of age or older. The average household size was 2.31 and the average family size was 2.82.
In the town, the population was spread out with 21.5% under the age of 18, 5.7% from 18 to 24, 23.2% from 25 to 44, 30.0% from 45 to 64, and 19.6% who were 65 years of age or older. The median age was 45 years. For every 100 females, there were 97.4 males. For every 100 females age 18 and over, there were 96.9 males.
The median income for a household in the town was $32,214, and the median income for a family was $40,721. Males had a median income of $32,500 versus $28,958 for females. The per capita income for the town was $20,177. About 11.4% of families and 13.4% of the population were below the poverty line, including 20.0% of those under age 18 and 6.7% of those age 65 or over.