The area was originally under the dominion of the Iroquois. The region became part of the Central New York Military Tract, land used to pay soldiers of the American Revolution. The area was first settled around 1790, but the first permanent settler arrived in 1791. The town of Hector was formed in Cayuga County in 1802 from part of the town of Ovid. However, Hector was part of the adjacent Seneca County from 1804 to 1817. Hector became part of Tompkins County when the county was created in 1817, and then became part of Schuyler County in 1854 in the part contributed by Tompkins County. The First Presbyterian Church of Hector was listed on the National Register of Historic Places in 2001.
As of the census of 2000, there were 4,854 people, 1,872 households, and 1,349 families residing in the town. The population density was 47.4 people per square mile. There were 2,378 housing units at an average density of 23.2 per square mile. The racial makeup of the town was 97.82% White, 0.56% African American, 0.39% Native American, 0.23% Asian, 0.14% from other races, and 0.87% from two or more races. Hispanic or Latino of any race were 0.87% of the population. There were 1,872 households out of which 34.3% had children under the age of 18 living with them, 58.3% were married couples living together, 8.5% had a female householder with no husband present, and 27.9% were non-families. 20.8% of all households were made up of individuals and 7.4% had someone living alone who was 65 years of age or older. The average household size was 2.59 and the average family size was 2.98. In the town, the population was spread out with 27.1% under the age of 18, 5.9% from 18 to 24, 28.6% from 25 to 44, 27.4% from 45 to 64, and 11.0% who were 65 years of age or older. The median age was 38 years. For every 100 females, there were 103.1 males. For every 100 females age 18 and over, there were 97.5 males. The median income for a household in the town was $39,380, and the median income for a family was $44,184. Males had a median income of $33,783 versus $21,648 for females. The per capita income for the town was $19,601. About 8.7% of families and 11.6% of the population were below the poverty line, including 18.9% of those under age 18 and 6.3% of those age 65 or over.
Communities and locations in Hector
Bennettsburg - A hamlet on NY Route 79 in the south part of the town. The community was once called "Hamburgh."
Hector Falls Point - A projection into Seneca Lake west of Burdett.
Hector Post Office - A hamlet on the east shore of Seneca Lake on NY-414.
Logan - A hamlet at the junction of County Roads 2 and 4 in the western part of Hector. The Logan Methodist Church was listed on the National Register of Historic Places in 2001.
McIntyre Settlement - A former hamlet along County Road 6 between Strong and Culver roads about 1 mile south of Mecklenburg.
Mecklenburg - A hamlet at the junction of County Road 6 and NY-79 near the east town line.
Perry City - A hamlet near the eastern town line by Routes NY-227 and NY-228.
Reynoldsville - A hamlet on NY-227 near the center of the town.
Searsburg - A hamlet in the northeast corner of the town on County Road 1.
Smith Valley - A hamlet on NY-228 in the southeast part of the town.
Valois - A hamlet north of Hector hamlet on NY-414.