Duane is a town in Franklin County, New York, United States. The population was 174 at the 2010 census. The town is named after James Duane, a developer and grandson of New York City mayor James Duane.
According to the United States Census Bureau, the town has a total area of 78.0 square miles (202.0 km), of which 74.9 square miles (194.1 km) is land and 3.1 square miles (7.9 km), or 3.89%, is water. The largest water body is Meacham Lake, in the southern part of town. Deer River Flow is located in the northwest. Most of the town is part of the Deer River watershed, a north-flowing tributary of the St. Regis River, which flows to the St. Lawrence River in Canada. The eastern edge of the town is part of the Salmon River watershed, which flows north through Malone and then to the St. Lawrence in Canada.
New York State Route 30 is a north-south highway. New York State Route 458 intersects NY-30 at the south town line by Meacham Lake.
As of the census of 2000, there were 159 people, 72 households, and 47 families residing in the town. The population density was 2.1 people per square mile (0.8/km²). There were 231 housing units at an average density of 3.1 per square mile (1.2/km²). The racial makeup of the town was 98.11% White, 0.63% Native American, 1.26% from other races. Hispanic or Latino of any race were 1.26% of the population.
There were 72 households out of which 20.8% had children under the age of 18 living with them, 55.6% were married couples living together, 6.9% had a female householder with no husband present, and 34.7% were non-families. 29.2% of all households were made up of individuals and 6.9% had someone living alone who was 65 years of age or older. The average household size was 2.21 and the average family size was 2.70. The name is that of James Duane.
In the town, the population was spread out with 17.0% under the age of 18, 3.8% from 18 to 24, 24.5% from 25 to 44, 35.2% from 45 to 64, and 19.5% who were 65 years of age or older. The median age was 47 years. For every 100 females, there were 98.8 males. For every 100 females age 18 and over, there were 100.0 males.
The median income for a household in the town was $37,500, and the median income for a family was $38,750. Males had a median income of $29,500 versus $21,458 for females. The per capita income for the town was $19,130. About 10.2% of families and 14.5% of the population were below the poverty line, including 21.4% of those under the age of eighteen and none of those sixty five or over.