Sherman is a town in Chautauqua County, New York, United States. It is an interior town in the county, west of Chautauqua Lake. As of the 2010 census, the town population was 1,653. The town contains the village of Sherman.
According to the United States Census Bureau, the town has a total area of 36.4 square miles (94.3 km), of which 36.3 square miles (93.9 km) is land and 0.12 square miles (0.3 km), or 0.36%, is water.
The Southern Tier Expressway (Interstate 86 and New York State Highway 17) passes across the north part of the town. Access is from Exit 6 on the south side of Sherman village.
As of the census of 2000, there were 1,553 people, 546 households, and 400 families residing in the town. The population density was 42.8 people per square mile (16.5/km²). There were 631 housing units at an average density of 17.4 per square mile (6.7/km²). The racial makeup of the town was 97.88% White, 0.32% Black or African American, 0.19% Native American, 0.39% Asian, 0.06% Pacific Islander, 0.19% from other races, and 0.97% from two or more races. Hispanic or Latino of any race were 0.19% of the population.
There were 546 households out of which 40.7% had children under the age of 18 living with them, 61.2% were married couples living together, 9.0% had a female householder with no husband present, and 26.6% were non-families. 22.0% of all households were made up of individuals and 10.8% had someone living alone who was 65 years of age or older. The average household size was 2.84 and the average family size was 3.36.
In the town, the population was spread out with 32.1% under the age of 18, 9.2% from 18 to 24, 26.4% from 25 to 44, 21.8% from 45 to 64, and 10.5% who were 65 years of age or older. The median age was 33 years. For every 100 females, there were 100.4 males. For every 100 females age 18 and over, there were 99.1 males.
The median income for a household in the town was $32,969, and the median income for a family was $39,083. Males had a median income of $26,121 versus $21,250 for females. The per capita income for the town was $13,947. About 9.5% of families and 11.9% of the population were below the poverty line, including 16.1% of those under age 18 and 5.9% of those age 65 or over.