|Peach Lake, New York|
|— CDP —|
Peach Lake, New York
|- Total||3.1 sq mi (7.9 km2)|
|- Land||2.7 sq mi (7.0 km2)|
|- Water||0.4 sq mi (0.9 km2)|
|Elevation||561 ft (171 m)|
|- Density||619.2/sq mi (239.1/km2)|
|Time zone||Eastern (EST) (UTC-5)|
|- Summer (DST)||EDT (UTC-4)|
|GNIS feature ID||1867413|
Peach Lake is a hamlet (and census-designated place) located mostly in the Town of Southeast in Putnam County, New York; a portion of the CDP is in the Town of North Salem in Westchester County, New York. As of the 2000 census, the population was 1,671.
The Ryder family, who have for generations controlled the Putnam County National Bank, have farmed land in Peach Lake since the 18th century.
Peach Lake is located at (41.363521, -73.574454).
According to the United States Census Bureau, the CDP has a total area of 3.1 square miles (7.9 km2), of which, 2.7 square miles (7.0 km2) of it is land and 0.4 square miles (0.9 km2) of it (11.76%) is water.
Peach Lake is proximate to the Connecticut border.
As of the census of 2000, there were 1,671 people, 617 households, and 468 families residing in the CDP. The population density was 619.2 per square mile (239.0/km2). There were 743 housing units at an average density of 275.3/sq mi (106.2/km2). The racial makeup of the CDP was 97.19% White, 0.54% African American, 0.12% Native American, 0.78% Asian, 0.42% from other races, and 0.96% from two or more races. Hispanic or Latino of any race were 2.63% of the population.
There were 617 households out of which 37.4% had children under the age of 18 living with them, 64.0% were married couples living together, 9.4% had a female householder with no husband present, and 24.1% were non-families. 20.7% of all households were made up of individuals and 7.1% had someone living alone who was 65 years of age or older. The average household size was 2.71 and the average family size was 3.16.
In the CDP the population was spread out with 27.6% under the age of 18, 4.5% from 18 to 24, 27.8% from 25 to 44, 26.6% from 45 to 64, and 13.5% who were 65 years of age or older. The median age was 40 years. For every 100 females there were 100.4 males. For every 100 females age 18 and over, there were 94.8 males.
The median income for a household in the CDP was $72,222, and the median income for a family was $82,222. Males had a median income of $55,529 versus $39,479 for females. The per capita income for the CDP was $33,340. None of the population or families were below the poverty line.