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is a hamlet (and census-designated place) in Rensselaer County, New York, United States. The population was 1,517 at the 2000 census.
after the song "Averill Park" by Jack Anthony). Averill Park is in the Town of Sand Lake on Route 43. The community is south of a triangle-shaped lake called
As of the census of 2000, there were 1,517 people, 597 households, and 422 families residing in the CDP. The population density was 507.2 per square mile (195.9/km²). There were 628 housing units at an average density of 210.0/sq mi (81.1/km²). The racial makeup of the CDP was 97.89% White, 0.26% African American, 0.46% Asian, and 1.38% from two or more races. Hispanic or Latino of any race were 0.99% of the population.
There were 597 households out of which 34.8% had children under the age of 18 living with them, 57.3% were married couples living together, 9.4% had a female householder with no husband present, and 29.3% were non-families. 24.0% of all households were made up of individuals and 8.5% had someone living alone who was 65 years of age or older. The average household size was 2.54 and the average family size was 3.04.
In the CDP the population was spread out with 26.6% under the age of 18, 5.8% from 18 to 24, 29.3% from 25 to 44, 26.6% from 45 to 64, and 11.8% who were 65 years of age or older. The median age was 40 years. For every 100 females there were 95.5 males. For every 100 females age 18 and over, there were 95.1 males.
The median income for a household in the CDP was $54,524, and the median income for a family was $62,188. Males had a median income of $38,981 versus $26,875 for females. The per capita income for the CDP was $24,180. About 4.0% of families and 4.8% of the population were below the poverty line, including 7.5% of those under age 18 and 4.5% of those age 65 or over.