Clayton is a village in the town of Clayton in Jefferson County, New York, United States. The village population was 1,978 at the 2010 census.
According to the United States Census Bureau, the village has a total area of 2.6 square miles (6.7 km), of which 1.6 square miles (4.2 km) are land and 0.97 square miles (2.5 km), or 37.62%, are water. Clayton is located on the south bank of the St. Lawrence River. To the west is French Creek Bay where French Creek enters the St. Lawrence. Opposite the village in the St. Lawrence is Grindstone Island, one of the large islands of the Thousand Islands.
New York State Route 12 intersects New York State Route 12E in the village. NY-12 leads south 22 miles (35 km) to Watertown, the Jefferson county seat, and northeast parallel to the St. Lawrence River 11 miles (18 km) to Alexandria Bay. NY-12E leads southwest along the St. Lawrence 15 miles (24 km) to Cape Vincent.
As of the census of 2000, there were 1,821 people, 828 households, and 492 families residing in the village. The population density was 1,123.8 people per square mile (434.0/km²). There were 1,049 housing units at an average density of 647.4 per square mile (250.0/km²). The racial makeup of the village was 95.83% White, 1.26% Black or African American, 0.55% Native American, 0.49% Asian, 0.16% Pacific Islander, 0.77% from other races, and 0.93% from two or more races. Hispanic or Latino of any race were 2.14% of the population.
There were 828 households out of which 26.9% had children under the age of 18 living with them, 47.6% were married couples living together, 8.2% had a female householder with no husband present, and 40.5% were non-families. 35.3% of all households were made up of individuals and 20.9% had someone living alone who was 65 years of age or older. The average household size was 2.19 and the average family size was 2.85.
In the village, the population was spread out with 22.6% under the age of 18, 7.0% from 18 to 24, 26.2% from 25 to 44, 23.4% from 45 to 64, and 20.9% who were 65 years of age or older. The median age was 41 years. For every 100 females, there were 82.5 males. For every 100 females age 18 and over, there were 80.8 males.
The median income for a household in the village was $31,354, and the median income for a family was $42,208. Males had a median income of $31,094 versus $28,375 for females. The per capita income for the village was $18,247. About 6.3% of families and 11.7% of the population were below the poverty line, including 12.9% of those under age 18 and 12.9% of those age 65 or over.
Clayton Village New York neighborhoods include: Clayton, Frontenac, Grenell Island