Castleton Real EstateThe median home value in Castleton, NY is $340,000. The national median home value is $219,700. The average price of homes sold in Castleton, NY is $340,000. Castleton real estate listings include condos, townhomes, and single family homes for sale. Commercial properties are also available. If you see a property you’re interested in, contact a Castleton real estate agent to arrange a tour today! Castleton, New York has a population of 3,959. The median household income in Castleton, New York is $73,521. The median household income for the surrounding county is $63,166 compared to the national median of $57,652. The median age of people living in Castleton is 47.7 years. Castleton WeatherThe average high temperature in July is 83.5 degrees, with an average low temperature in January of 14.6 degrees. The average rainfall is approximately 42.6 inches per year, with 40 inches of snow per year. Nearby Homes for Sale |