The Mid-­Hudson Group of the  Sierra Club Atlantic Chapter includes Ulster, Dutchess, and parts of Columbia, Greene, Delaware, and Orange counties. We have over 1900 members, and we'd love to add you to our group. If you enjoy the outdoors, want to support our efforts to protect the environment and are concerned about the future of our planet, we invite you to join us.

Upcoming Programs and Events

Current Newsletter graphic Tuesday, July 7th: Sunset/Moonlight Walk on the Wallkill Rail Trail


Learn what is going on and how you can voice your opinion or sign a petition. Visit our Take Action page.