Mill River (Massachusetts–Rhode Island)

[1] The river rises at North Pond in Hopkinton, Massachusetts, near Interstate 495.

From there, the river flows south into Worcester County where it forms the boundary between Upton and Milford.

You can help Wikipedia by expanding it.This Middlesex County, Massachusetts geography–related article is a stub.

You can help Wikipedia by expanding it.This Worcester County, Massachusetts geography–related article is a stub.

You can help Wikipedia by expanding it.This article related to a river in Rhode Island is a stub.