Castleton-on-Hudson is located in the southwestern corner of Rensselaer County, New York. It is part of New York's Capital Region, about 10 miles southeast of downtown Albany.
Castleton Public Library, 85 South Main Street, Castleton-on-Hudson, NY 12033. Phone: (518) 732-0879 / Fax: (518) 732-0835. Hours: Monday-Wednesday 12:00-8:00 pm; Thursday-Friday 10:00 am - 6:00 pm; Saturdays 10:00 am - 4:00 pm. Closed Sundays.Visit the CPL website here: http://www.castletonpubliclibrary.org/