Ardsley is a village located in Westchester County, New York, United States. It is situated approximately 18 miles north of New York City and has a population of around 4,500 people. Ardsley is known for its tree-lined streets andquiet neighborhoods. The village also has several parks and recreational areas, including the Old Croton Aqueduct Trail, a popular hiking and biking trail that runs through the village. Ardsley is also home to several historic sites, including the Ardsley Village Hall, which was built in 1896 and is listed on the National Register of Historic Places.