The Housatonic Valley is a geographic region of Connecticut and Massachusetts in the United States, associated with the valley and watershed of the Housatonic River.
The Greater Danbury metropolitan area in western Connecticut is also known as the Housatonic Valley Region.
The Upper Housatonic Valley National Heritage Area is a designated National Heritage Area consisting of an 848-square-mile (2,200 km2) area in the watershed of the upper Housatonic River, extending from Kent, Connecticut, to Lanesborough, Massachusetts, including eight towns in Connecticut and eighteen in Massachusetts.[1]