Join or Give to the Sierra Club
Your support is crucial to our success!

Membership Benefits

• Make a monumental difference - join Sierra Club today.
• Help The Planet Sierra Club members have the satisfaction of helping preserve irreplaceable wild lands and wildlife through congressional lobbying and grassroots action.
• Sierra Magazine Members stay well-informed with a one-year subscription to award-winning Sierra magazine. Filled with spectacular nature photography and in-depth reporting on the hottest environmental issues.
• Discounts Members receive discounts on all Sierra Club logo items including our distinguished books and celebrated calendars.
• Worldwide Outings Program Travel to the far corners of the earth--paddling or pedaling, ski touring or trekking. We offer hundreds of exciting outings, from the tundra to the tropics. Members can even build trails, preserve archeological sites and help clean up the environment on our exhilarating Service Trips!
• Local Chapter Membership Members receive up-to-date news on local conservation issues and invitations to chapter events, and can also volunteer for local or national conservation campaigns.

The Rocky Mountain Chapter in Colorado receives a portion of the dues received thru this web form. It you would prefer that the local Sierra Club organization in your local community receive that extra benefit, click on the local button to find your local organization, then click the appropriate join link on that page.

Even if you join via the chapter button, you will automatically be a member of your local group if we have one in your area

If you're currently a member, you may e-mail member address changes to address.changes@sierraclub.org
Please include your membership number with your old and new address.

Already a member, but want to do more?  Please volunteer or donate.  

Renew your membership online