Downsville is a hamlet, census-designated place (CDP), and former village in the town of Colchester, Delaware County, New York, United States.

[citation needed] Downsville Central School, located on Maple Avenue, serves families from the surrounding areas, including municipalities as far away as East Branch.

Downsville Central School's colors are purple and white and their mascot is the Eagle.

[7] Downsville is located in the northern part of the town of Colchester, along Downs Brook just north of its confluence with the East Branch Delaware River.

New York State Route 30 passes through the hamlet, leading southwest 15 miles (24 km) to the hamlet of East Branch at NY 17, and east 26 miles (42 km) along the Pepacton Reservoir to Margaretville.