Union Street–Academy Hill Historic District
 The Union Street–Academy Hill Historic District makes up most of downtown Montgomery New York United States. It abuts the smaller Bridge Street Historic District to the northwest. The district has been on the National Register of Historic Places since November 21 1980.The district is roughly bounded by Hanover Street one block west of Union Street (NY 211) Ward Street (NY 17K) on the north Wallkill Avenue to the east and Sears Street to the south.