WYAI

Pattersonville-Rotterdam Junction was a census-designated place (CDP) in Schenectady County, New York, United States. The population was 918 at the 2000 census. The area was not delineated as a CDP for the 2010 census. The CDP was in the town of Rotterdam and took its name from two hamlets in the town.

Verf Kill flows into the Mohawk River near Pattersonville, New York.Verf Kill is a name derived from Dutch meaning "paint creek".

Swart House and Tavern is a historic home and tavern located at Glenville in Schenectady County, New York. It consists of a long, 2-story, rectangular gable-roofed structure with a 1+1⁄2-story rear wing. The rear wing was built about 1750 and the building was substantially enlarged about 1792 in the Federal style. Also on the property is a stone masonry smokehouse.It was listed on the National Register of Historic Places in 2007.Born in the Schoharie Valley in 1718, Adam Swart did not move to Schenectady until his marriage to Catherine Van Patten in 1742. Their son Nicholas built the Swart Tavern in the late 18th century, a building which is still standing, but no longer in use as a tavern. A circa 1840 painting of the Swart Tavern is also on display.

The Sandsea Kill flows into the Mohawk River in Pattersonville, New York.

The Mabee House, on the grounds of the Mabee Farm Historic Site, (part of the Schenectady County Historical Society), is the oldest house still standing in the Mohawk Valley. It is located in the town of Rotterdam, New York, in the hamlet of Rotterdam Junction, New York, along New York State Highway 5S, about six miles (9.7 km) west of the city of Schenectady. The property includes the original 1705 stone Mabee House, a 1760s brick house, a 1790s inn, a family cemetery and more, sits alongside the banks of the Mohawk River and was donated to the Schenectady County Historical Society on January 29, 1993. An H-bent frame Dutch barn, dating from the 1760s, was acquired from the Nilsen family in 1997, moved from Johnstown, N.Y., restored, and re-installed at the Mabee Farm Historic Site. Various educational programs and events are now offered to the public there. In 2007, 27 acres were purchased from a neighboring property and are now the location of the George E. Franchere Education Center, which opened in 2011.

Hoffmans is a hamlet located northwest of Rotterdam Junction in the town of Glenville in Schenectady County, New York, United States. NY-5 runs east-west through the hamlet. Hoffmans is located on the north bank of the Mohawk River.

Washout Creek flows into the Mohawk River near Rotterdam Junction, New York.

The Almy D. Coggleshall Plotter Kill Preserve is a 632-acre (256 ha) nature reserve and hiking area located on Route 159 in the town of Rotterdam, Schenectady County, New York State.

Chaughtanoonda Creek flows into the Mohawk River in Hoffmans, New York.

Moccasin Kill is a river in the state of New York. It flows into the Mohawk River by Rotterdam.

Schenectady County () is a county in the U.S. state of New York. As of the 2020 census, the population was 158,061. The county seat is Schenectady. The name is from a Mohawk language word meaning "on the other side of the pine lands," a term that originally applied to Albany. Schenectady County is part of the Albany-Schenectady-Troy, NY Metropolitan Statistical Area, and is west of the confluence of the Mohawk with the Hudson River. It includes territory on the north and the south sides of the Mohawk River.

Compaanen Kill flows into the Mohawk River in Hoffmans, New York.