Frankfort is a town in Herkimer County, New York, United States. The town is named after one of its earliest settlers, Lawrence (Lewis) Frank. The town of Frankfort includes a village, also called Frankfort. Frankfort is located east of Utica, and the Erie Canal passes along its north border. At the time of the 2010 census, the population was 7,636.
According to the United States Census Bureau, Frankfort has an area of 36.5 square miles (94.6 km), of which 36.4 square miles (94.3 km) are land and 0.1 square miles (0.3 km), or 0.29%, are water.
The western border of the town is the Oneida County line, and the northern border is the Mohawk River. Moyer Creek and Ferguson Creek flow northward through Frankfort to the Mohawk River.
New York State Route 5S runs parallel to the Mohawk River. New York State Route 171 intersects old NY 5S in the village of Frankfort.
As of the 2000 census, there were 7,478 people, 2,997 households, and 2,091 families residing in Frankfort. The population density was 200.9 people per square mile (77.6/km²). There were 3,185 housing units at an average density of 85.6 per square mile (33.0/km²). The racial makeup of the town was 97.93% White, 0.49% African American, 0.13% Native American, 0.13% Asian, 0.16% from other races, and 1.15% from two or more races. Hispanic or Latino of any race were 1.02% of the population.
There were 2,997 households out of which 30.9% had children under the age of 18 living with them, 55.1% were married couples living together, 10.5% had a female householder with no husband present, and 30.2% were non-families. 25.0% of all households were made up of individuals and 14.0% had someone living alone who was 65 years or older. The average household size was 2.49 and the average family size was 2.99.
In the town, the population was 23.7% under the age of 18, 7.1% from 18 to 24, 27.7% from 25 to 44, 24.2% from 45 to 64, and 17.3% who were 65 years or older. The median age was 40 years. For every 100 females, there were 91.1 males. For every 100 females age 18 and over, there were 87.8 males.
The median income for a household in the town was $38,399, and the median income for a family was $43,594. Males had a median income of $30,423 versus $22,813 for females. The per capita income for the town was $16,719. About 7.5% of families and 9.2% of the population were below the poverty line, including 12.3% of those under age 18 and 10.3% of those age 65 or over.
Frankfort has a large Italian American population. Many Italian American families in the town and village are descendants of immigrants from Oriolo, Cosenza, or Calabria, Italy and from San Giuseppe Iato, Sicily. The first settler from Oriolo may have been Giuseppe Franchino, who appeared in the 1880 census as Joseph Frank, age 33, birthplace Italy.