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123,914
members
46
groups
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Largest Sierra Club groups

1

San Francisco Bay Chapter of the Sierra Club

13,478 Members | Berkeley,
Photo of San Francisco Bay Chapter of the Sierra ClubOrganized by Zephir
3

Sierra Club Griffith Park Section: Evening Hikes and More!

10,762 Hikers and want-to-be hikers | Los Angeles,
Photo of Sierra Club Griffith Park Section: Evening Hikes and More!Organized by Emmy
4

Sierra Club Hiking-Reno

8,726 Hikers | Reno,
SC
Organized by Rob Jarrett
5

Sierra Club Northeast Florida Group

6,442 Environmental Activists | Jacksonville,
Photo of Sierra Club Northeast Florida GroupOrganized by Bill Snow
6

Portland/Vancouver Sierra Club Outings & Events

5,080 Members | Portland,
Photo of Portland/Vancouver Sierra Club Outings & EventsOrganized by Oregon Sierra Club
7

Sierra Club Crossroads Group

4,623 participants | Brighton,
Photo of Sierra Club Crossroads GroupOrganized by Laurie
8

Denver Metro Sierra Club

4,445 Sierrans | Denver,
Photo of Denver Metro Sierra ClubOrganized by Chris Applegate