Genoa is a town in Cayuga County, New York, United States. The population was 1,935 at the 2010 census. The town is named after Genoa in Italy.
According to the United States Census Bureau, Genoa has a total area of 43.2 square miles (111.8 km), of which 39.6 square miles (102.6 km) is land and 3.6 square miles (9.2 km), or 8.26%, is water.
The west town line, marked by Cayuga Lake, is the border of Seneca County, and the south town line is the border of Tompkins County.
New York State Route 34 and New York State Route 34B are north-south highways through the town. New York State Route 90 becomes an east-west highway at Jump Corners.
As of the census of 2000, there were 1,914 people, 718 households, and 529 families residing in the town. The population density was 48.3 people per square mile (18.6/km²). There were 927 housing units at an average density of 23.4 per square mile (9.0/km²). The racial makeup of the town was 97.02% White, 0.52% African American, 0.31% Native American, 0.16% Asian, 0.10% Pacific Islander, 1.25% from other races, and 0.63% from two or more races. Hispanic or Latino of any race were 2.40% of the population.
There were 718 households out of which 34.8% had children under the age of 18 living with them, 61.4% were married couples living together, 7.5% had a female householder with no husband present, and 26.3% were non-families. 20.6% of all households were made up of individuals and 8.5% had someone living alone who was 65 years of age or older. The average household size was 2.67 and the average family size was 3.09.
In the town, the population was spread out with 28.2% under the age of 18, 6.8% from 18 to 24, 26.8% from 25 to 44, 24.8% from 45 to 64, and 13.5% who were 65 years of age or older. The median age was 38 years. For every 100 females, there were 105.4 males. For every 100 females age 18 and over, there were 100.4 males.
The median income for a household in the town was $43,618, and the median income for a family was $50,473. Males had a median income of $32,679 versus $23,603 for females. The per capita income for the town was $20,960. About 6.1% of families and 8.2% of the population were below the poverty line, including 10.9% of those under age 18 and 6.3% of those age 65 or over.