Pound Ridge is a town in Westchester County, New York, United States. The population was 5,104 at the 2010 census.
According to the United States Census Bureau, the town has a total area of 23.5 square miles (61 km). 22.8 square miles (59 km) of the town is land, and 0.7 square miles (1.8 km) of it (2.90%) is water. The east and south town lines are along the border with Connecticut.
As of the census of 2000, there were 4,726 people, 1,699 households, and 1,406 families residing in the town. The population density was 207.3 people per square mile (80.0/km²). There were 1,868 housing units at an average density of 81.9 per square mile (31.6/km²). The racial makeup of the town was 95.54% White, 1.21% African American, 0.06% Native American, 1.65% Asian, 0.02% Pacific Islander, 0.32% from other races, and 1.21% from two or more races. Hispanic or Latino of any race were 2.45% of the population.
There were 1,699 households out of which 38.0% had children under the age of 18 living with them, 76.4% were married couples living together, 4.8% had a female householder with no husband present, and 17.2% were non-families. Of all households 13.2% were made up of individuals and 5.2% had someone living alone who was 65 years of age or older. The average household size was 2.77 and the average family size was 3.03.
In the town, the population was spread out with 26.1% under the age of 18, 3.4% from 18 to 24, 25.6% from 25 to 44, 32.6% from 45 to 64, and 12.2% who were 65 years of age or older. The median age was 42 years. For every 100 females, there were 96.1 males. For every 100 females age 18 and over, there were 95.9 males.
The median income for a household in the town is $183,208, and the median income for a family is $191,439 (since 2008). Males had a median income of $100,000 versus $50,553 for females. The per capita income for the town was $74,914. About 0.9% of families and 1.7% of the population were below the poverty line, including 0.6% of those under age 18 and 2.8% of those age 65 or over.