Nelsonville is a Hudson Highlands village located in the town of Philipstown in Putnam County, New York, United States. The population was 628 at the time of the 2010 census.
Nelsonville is located at 41°25′28″N 73°56′39″W / 41.42444°N 73.94417°W / 41.42444; -73.94417 (41.424550, -73.944170).
According to the United States Census Bureau, the village has a total area of 1.0 square mile (2.6 km), all of it land.
Located just outside of Nelsonville is the tourist hot spot, Mount Tarus. Citizens of Nelsonville, however, refer to it as Bull Hill. There are many geographical destinations worth visiting here like antique shops (only a few), and the tot park.
As of the census of 2000, there were 565 people, 222 households, and 154 families residing in the village. The population density was 541.6 people per square mile (209.8/km²). There were 246 housing units at an average density of 235.8 per square mile (91.3/km²). The racial makeup of the village was 96.28% White, 1.77% African American, 0.35% Asian, 0.71% from other races, and 0.88% from two or more races. Hispanic or Latino of any race were 3.72% of the population.
There were 222 households out of which 29.7% had children under the age of 18 living with them, 53.6% were married couples living together, 10.4% had a female householder with no husband present, and 30.6% were non-families. 22.5% of all households were made up of individuals and 6.8% had someone living alone who was 65 years of age or older. The average household size was 2.50 and the average family size was 2.99.
In the village, the population was spread out with 24.2% under the age of 18, 4.8% from 18 to 24, 31.7% from 25 to 44, 27.4% from 45 to 64, and 11.9% who were 65 years of age or older. The median age was 40 years. For every 100 females, there were 102.5 males. For every 100 females age 18 and over, there were 103.8 males.
The median income for a household in the village was $60,000, and the median income for a family was $67,778. Males had a median income of $42,206 versus $45,625 for females. The per capita income for the village was $24,853. About 3.6% of families and 7.7% of the population were below the poverty line, including 6.1% of those under age 18 and 3.1% of those age 65 or over.