Tonawanda (formally, the Town of Tonawanda) is a town in Erie County, New York, United States. As of the 2010 census, the town had a population of 73,567. The town is at the north border of the county and is the northern inner ring suburb of Buffalo. It is sometimes referred to, along with its constituent village of Kenmore, as “Ken-Ton”. The town was established in 1836, and up to 1903 it included what is now the city of Tonawanda.
According to the United States Census Bureau, the town has a total area of 20.3 square miles (52.5 km), of which 18.7 square miles (48.5 km) is land and 1.5 square miles (4.0 km), or 7.61%, is water.
The north border of the town is the city of Tonawanda and Tonawanda Creek, which is part of the Erie Canal, and the west border is the Niagara River. Ellicott Creek flows parallel to Tonawanda Creek in the northern part of the town, with a confluence just east of the Niagara River. The east border, marked by U.S. Route 62 (Niagara Falls Boulevard), is the town of Amherst. Forming the southern border is the village of Kenmore and the city of Buffalo.
As of the census of 2010, there were 78,155 people, 33,278 households, and 21,164 families residing in the town. The population density was 4,156.3 people per square mile (1,605.1/km²). There were 34,634 housing units at an average density of 1,841.8 per square mile (711.3/km²). The racial makeup of the town was 93.01% White, 1.41% Black or African American, 0.30% Native American, 0.40% Asian, 1.30% Pacific Islander, 0.36% from other races, and 1.60% from two or more races. Hispanic or Latino of any race were 2.70% of the population.
There were 32,951 households out of which 22.8% had children under the age of 18 living with them, 43.1% were married couples living together, 11.6% had a female householder with no husband present, and 41.4% were non-families.