Mission of The Last Green Valley

The Last Green Valley Aerial photo by G.L. Sweetnam

Photo by G. L. Sweetnam


The Last Green Valley is green by day and dark by night. We are a National Heritage Corridor with a rich history in a surprisingly rural landscape. With 84% forest and farm, we are the last swath of dark night sky in the coastal sprawl between Boston and Washington DC.

The Last Green Valley, Inc. (TLGV) works for you in the National Heritage Corridor. Together, we can care for it, enjoy it and pass it on!

TLGV is a 501(c)(3) non-profit charitable organization established in 1995. Learn more about what we do by reading our management plan: Vision 2020, The Next Ten Years