Make a tax-deductible gift to Sierra Club Foundation before midnight tonight to join the fight for our public lands, our waterways, our wildlife, and our communities.

Friend, If you've been holding off on making your year-end gift because your Sierra Club donations weren't tax-deductible, donating to Sierra Club Foundation is the best way to support our work today and receive the tax benefits you're looking for.

What is Sierra Club Foundation?
Founded in 1960, we're an independent, nonprofit organization that funds impactful campaigns promoting climate solutions, conservation, and environmental advocacy. Charitable gifts to the foundation support science, education, legal action, and organizing efforts that help drive real, lasting change. Your donation allows us to partner with the Sierra Club and other trusted allies, making sure your generosity goes exactly where it can do the most good for people and the planet.

What is Sierra Club Foundation Working On?
As we head into a critical year, Sierra Club Foundation is supporting the work needed to confront serious environmental challenges—addressing the climate crisis, protecting lands, water, and wildlife, and building a powerful, people-driven movement. We invest in equitable clean energy solutions, grassroots organizing, and legal and policy advocacy.

When I donate to Sierra Club Foundation, is my gift tax-deductible?
Yes! Sierra Club Foundation is an independent 501(c)(3) nonprofit. All gifts are tax-deductible.