Watervliet is a city in northeastern Albany County, New York, United States. The population was 10,375 as of the 2020 census. Watervliet is north of Albany, the capital of the state, and is bordered on the north, west, and south by the town of Colonie. The city is also known as "the Arsenal City".

Colonie is a town in Albany County, New York, United States. It is the most-populous suburb of Albany, and is the third-largest town in area in Albany County, occupying approximately 11% of the county. Several hamlets exist within the town. As of the 2020 census, the town had a total population of 85,590.