Armonk is a hamlet located in the town of North Castle, Westchester County, New York, United States. It is situated approximately 35 miles north of New York City and has a population of around 4,300 people. Armonk is known for its picturesque downtown area, which is home to a variety of shops, restaurants, and businesses. The hamlet is also home to several parks and recreational areas, including Wampus Pond Park and the North County Trailway, a popular hiking and biking trail that runs through the area. Armonk is the location of the world headquarters of IBM, as well as the US headquarters of Swiss Re, MBIA, and other corporations.