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126,184
members
52
groups
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Largest Sierra Club groups

1

San Francisco Bay Chapter of the Sierra Club

12,970 Members | Berkeley,
Photo of San Francisco Bay Chapter of the Sierra ClubOrganized by Zephir
3

Sierra Club Griffith Park Section: Evening Hikes and More!

10,362 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

8,410 Hikers | Reno,
SCOrganized by Rob Jarrett
5

Sierra Club Northeast Florida Group

6,138 Environmental Activists | Jacksonville,
Photo of Sierra Club Northeast Florida GroupOrganized by Bill Snow
6

Portland/Vancouver Sierra Club Outings & Events

5,016 Members | Portland,
Photo of Portland/Vancouver Sierra Club Outings & EventsOrganized by Oregon Sierra Club
7

Sierra Club Crossroads Group

4,403 participants | Brighton,
Photo of Sierra Club Crossroads GroupOrganized by Laurie
8

Denver Metro Sierra Club

4,385 Sierrans | Denver,
Photo of Denver Metro Sierra ClubOrganized by Chris Applegate
10

Sierra Club Outings | Kansas City Area

3,075 Explorers | Kansas City,
Photo of Sierra Club Outings | Kansas City AreaOrganized by Matt V