Canajoharie (/ˌkænədʒəˈhɛəri/) is a town in Montgomery County, New York, United States. The population was 3,730 at the 2010 census. Canajoharie is located south of the Mohawk River on the south border of the county. The Erie Canal passes along the north town line. There is also a village of Canajoharie in the town. Both are east of Utica and west of Amsterdam.
According to the United States Census Bureau, the town has a total area of 43.1 square miles (111.7 km), of which 42.6 square miles (110.4 km) is land and 0.50 square miles (1.3 km), or 1.16%, is water.
The south town line is the border of Schoharie County, and the north town line is defined by the Mohawk River.
The New York State Thruway crosses the northern part of the town, following the river. New York State Route 5S parallels the Thruway. New York State Route 10 is a north-south highway, intersecting the Thruway and NY-5S at Canajoharie village.
As of the census of 2000, there were 3,797 people, 1,492 households, and 1,026 families residing in the town. The population density was 88.5 people per square mile (34.2/km²). There were 1,637 housing units at an average density of 38.2 per square mile (14.7/km²). The racial makeup of the town was 97.02% White, 0.63% Black or African American, 0.40% Native American, 0.50% Asian, 0.32% from other races, and 1.13% from two or more races. Hispanic or Latino of any race were 1.13% of the population.
There were 1,492 households out of which 33.2% had children under the age of 18 living with them, 53.0% were married couples living together, 11.3% had a female householder with no husband present, and 31.2% were non-families. 26.1% of all households were made up of individuals and 12.2% had someone living alone who was 65 years of age or older. The average household size was 2.52 and the average family size was 3.00.
In the town, the population was spread out with 26.3% under the age of 18, 7.5% from 18 to 24, 25.8% from 25 to 44, 23.7% from 45 to 64, and 16.8% who were 65 years of age or older. The median age was 39 years. For every 100 females, there were 94.1 males. For every 100 females age 18 and over, there were 91.0 males.
The median income for a household in the town was $31,701, and the median income for a family was $39,646. Males had a median income of $29,107 versus $22,617 for females. The per capita income for the town was $16,702. About 11.0% of families and 11.3% of the population were below the poverty line, including 17.8% of those under age 18 and 3.3% of those age 65 or over.