The Bay Chapter has a rich and vibrant history of environmental leadership going back to our founding in 1924. We have played a big role in shaping the Bay Area — and California — that you know and love. Read about some of our biggest successes here.
Phone: (510) 848-0800, Address: PO Box 2663, Berkeley, CA 94702-2000, Hours: Monday - Thursday 10 am - 5 pm and Friday 10 am - 2 pm
The San Francisco Bay Chapter is the local branch of the Sierra Club, America's largest and most effective grassroots environmental organization.
Mission, vision, and values that guide the work of the Sierra Club San Francisco Bay Chapter
The Sierra Club is a grassroots organization, built on the efforts of a lot of people working together to protect the environment and create a more sustainable future.