Rocky Mountain Chapter

Ensure a Healthy Environment for Colorado,
Support Sierra Club!

You can help make sure the Rocky Mountain Chapter Sierra Club has the resources to continue its effective work in our communities and in our state capitol. With your financial help, we will stop new coal plants from being built and work to hold energy companies responsible for their emissions. We will also educate voters and hold lawmakers accountable by exposing bad votes and endorsing environmentally-conscious candidates. Lastly, the Rocky Mountain Chapter will be a leader in the fight for a clean energy economy that will create well-paying jobs and save consumers money.

We realize one size doesn't fit all when deciding how to support our work; we have many options so you can pick the best fit for you. Thank you so much for your support!

General Gift

Give a monthly sustaining gift, or one-time gift, to the Rocky Mountain Chapter to help Explore, Enjoy, and Protect the Planet.

Get Involved


Solar Share

Outings & Events Calendar


Peak & Prairie

Sierra Club Rocky Mountain Chapter | 1536 Wynkoop Street, Suite 200, Denver CO 80202 | 303-861-8819