Upper Nyack is a village incorporated in 1872 in the town of Clarkstown, Rockland County, New York, United States. It is located north of the village of Nyack, east of Valley Cottage, south of Rockland Lake State Park, and west of the Hudson River. The population was 2,063 at the 2010 census.
The village is on the west bank of the Hudson River, a mile north of where the Tappan Zee Bridge carries the New York State Thruway to Tarrytown, New York.
According to the United States Census Bureau, the village has a total area of 4.4 square miles (11.3 km), of which 1.2 square miles (3.2 km) is land and 3.1 square miles (8.1 km), or 72.01%, is water.
As of the census of 2000, there were 1,863 people, 712 households, and 524 families residing in the village. The population density was 1,406.8 people per square mile (544.9/km²). There were 732 housing units at an average density of 552.7 per square mile (214.1/km²). The racial makeup of the village was 92.54% White, 3.33% African American, 0.05% Native American, 2.31% Asian, 0.43% from other races, and 1.34% from two or more races. Hispanic or Latino of any race were 4.13% of the population.
There were 712 households out of which 31.5% had children under the age of 18 living with them, 64.3% were married couples living together, 6.5% had a female householder with no husband present, and 26.4% were non-families. 21.9% of all households were made up of individuals and 9.8% 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 3.01.
In the village, the population was spread out with 22.1% under the age of 18, 4.1% from 18 to 24, 24.2% from 25 to 44, 33.9% from 45 to 64, and 15.6% who were 65 years of age or older. The median age was 45 years. For every 100 females, there were 92.1 males. For every 100 females age 18 and over, there were 86.3 males.
The median income for a household in the village was $91,156, and the median income for a family was $103,049. Males had a median income of $66,607 versus $41,406 for females. The per capita income for the village was $52,368. About 2.4% of families and 3.4% of the population were below the poverty line, including 0.8% of those under age 18 and 6.6% of those age 65 or over.
Upper Nyack New York neighborhoods include: Nyack, Old Erie Path, Old Mountain, Summit