Jacob T. Walden Stone House
 The Jacob T. Walden Stone House is on North Montgomery Street (NY 52) near the intersection with Wait Street in Walden New York. It was built in the 1730s around the time the thousand-acre (400 ha) Gatehouse Patent was first sold and is one of the oldest houses remaining in the area today. In the 1820s Jacob Treadwell Walden a successful shipping merchant came to the area from New York City and saw the potential of the Wallkill River for powering textile mills.