Delhi (/ˈdɛl.haɪ/ DEL-hy) is a town in Delaware County, New York, United States. The population was 5,117 at the 2010 census. The town is in the east-central part of the county and contains the village of Delhi. The State University of New York at Delhi is located in the town.
The town is in the center of Delaware County. According to the United States Census Bureau, the town has a total area of 64.6 square miles (167.3 km), of which 64.2 square miles (166.3 km) is land and 0.39 square miles (1.0 km), or 0.62%, is water. The West Branch Delaware River flows through the center of the town. The Little Delaware River enters the West Branch from the east, just south of Delhi village.
As of the census of 2000, there were 4,629 people, 1,493 households, and 928 families residing in the town. The population density was 71.7 people per square mile (27.7/km²). There were 1,818 housing units at an average density of 28.2 per square mile (10.9/km²). The racial makeup of the town was 91.90% White, 4.23% Black or African American, 0.26% Native American, 1.25% Asian, 0.02% Pacific Islander, 0.91% from other races, and 1.43% from two or more races. Hispanic or Latino of any race were 2.68% of the population.
There were 1,493 households out of which 26.1% had children under the age of 18 living with them, 50.2% were married couples living together, 8.9% had a female householder with no husband present, and 37.8% were non-families. 30.0% of all households were made up of individuals and 13.3% had someone living alone who was 65 years of age or older. The average household size was 2.29 and the average family size was 2.84.
In the town, the population was spread out with 16.0% under the age of 18, 27.5% from 18 to 24, 18.0% from 25 to 44, 20.6% from 45 to 64, and 17.8% who were 65 years of age or older. The median age was 34 years. For every 100 females, there were 100.9 males. For every 100 females age 18 and over, there were 98.3 males.
The median income for a household in the town was $35,861, and the median income for a family was $48,125. Males had a median income of $31,136 versus $25,542 for females. The per capita income for the town was $16,842. About 5.9% of families and 9.8% of the population were below the poverty line, including 13.1% of those under age 18 and 5.9% of those age 65 or over.