Cornwall-on-Hudson is a riverfront village in the town of Cornwall, Orange County, New York. It lies on the west bank of the Hudson River about 50 miles (80 km) north of New York City.
Cornwall-on-Hudson is located at 41°26′33″N 74°00′50″W / 41.442589°N 74.013898°W / 41.442589; -74.013898Coordinates: 41°26′33″N 74°00′50″W / 41.442589°N 74.013898°W / 41.442589; -74.013898 (41.442589, -74.013898).
According to the United States Census Bureau, the village has a total area of 2.1 square miles (5.4 km), of which 2.0 square miles (5.2 km) is land and 0.1 square miles (0.26 km) (5.31%) is water. The zip code is 12520. Located just 50 miles (80 km) north of New York City, the village borders the west shore of the Hudson River. It is one of the most affluent communities in the Orange County area. While the village is primarily residential, it has a small commercial center and many riverfront homes adjacent to Donahue Memorial Park, formerly known as Cornwall Landing.
NY-218 passes through the village and US Route 9W passes through the Town of Cornwall west of the village. Storm King State Park lies south of the village, and, below that, the United States Military Academy.
As of the census of 2000, there were 3,058 people, 1,181 households, and 824 families residing in the village. The population density was 1,560.9 people per square mile (602.4/km). There were 1,233 housing units at an average density of 629.4 per square mile (242.9/km). The racial makeup of the village was 96.63% White, 0.39% African American, 0.29% Native American, 0.65% Asian, 0.03% Pacific Islander, 0.85% from other races, and 1.14% from two or more races. Hispanic or Latino of any race were 3.79% of the population.
There were 1,181 households out of which 34.2% had children under the age of 18 living with them, 58.0% were married couples living together, 8.9% had a female householder with no husband present, and 30.2% were non-families. 25.8% of all households were made up of individuals and 9.5% had someone living alone who was 65 years of age or older. The average household size was 2.58 and the average family size was 3.14.
In the village, the population was distributed with 27.0% under the age of 18, 5.6% from 18 to 24, 27.9% from 25 to 44, 26.3% from 45 to 64, and 13.3% who were 65 years of age or older. The median age was 39 years. For every 100 females, there were 91.2 males. For every 100 females age 18 and over, there were 90.5 males.
The median income for a household in the village was $75,300, and the median income for a family was $88,000. Males had a median income of $55,000 versus $37,857 for females. The per capita income for the village was $31,272. About 2.6% of families and 3.9% of the population were below the poverty line, including 2.8% of those under age 18 and 3.5% of those age 65 or over.