Cazenovia is a town in Madison County, New York, United States. The population was 7,086 at the 2010 census. The town is named after Theophilus Cazenove, an agent of the Holland Land Company.
According to the United States Census Bureau, the town has a total area of 51.7 square miles (134.0 km²), with 49.9 square miles (129.2 km²) of land and 1.8 square miles (4.7 km²) of (3.54%) water. The Town contains Cazenovia Lake.
The west town line is the border of Onondaga County.
U.S. Route 20, also known as Albany Street, crosses the town.
As of the census of 2000, there were 6,481 people, 2,353 households, and 1,658 families residing in the town. The population density was 129.9 people per square mile (50.2/km²). There were 2,567 housing units at an average density of 51.5 per square mile (19.9/km²). The racial makeup of the town was 97.25% White, 1.10% Black or African American, 0.26% Native American, 0.52% Asian, 0.15% from other races, and 0.69% from two or more races. Hispanic or Latino of any race were 1.48% of the population.
There were 2,353 households out of which 32.3% had children under the age of 18 living with them, 61.0% were married couples living together, 6.8% had a female householder with no husband present, and 29.5% were non-families. 24.5% of all households were made up of individuals and 12.3% had someone living alone who was 65 years of age or older. The average household size was 2.51 and the average family size was 3.02.
In the town, the population was spread out with 24.0% under the age of 18, 12.8% from 18 to 24, 23.5% from 25 to 44, 25.2% from 45 to 64, and 14.5% who were 65 years of age or older. The median age was 39 years. For every 100 females, there were 88.7 males. For every 100 females age 18 and over, there were 83.1 males.
The median income for a household in the town was $57,232, and the median income for a family was $73,590. Males had a median income of $50,556 versus $31,613 for females. The per capita income for the town was $28,957. About 2.4% of families and 4.3% of the population were below the poverty line, including 1.9% of those under age 18 and 6.7% of those age 65 or over.