🎥 Watch this video trailer of what to expect at Earth Day Marin.
Earth Day Marin 2026
Sunday, April 26, 2026 | 12 – 3pm | Mill Valley Community Center
Join us at Earth Day Marin, our 5th annual environmental celebration on Sunday, April 26, 2026, from 12 to 3pm, at the Mill Valley Community Center in Marin County.Â
Earth Day Marin is a free community event for people of all ages, with green booths, fun activities, art, music, dancing, games and talks in a beautiful outdoor setting. We expect this to be Marin’s largest Earth Day event!
Visit over 50 exhibits hosted by green businesses, environmental and community groups to build a more just and sustainable world. You will learn about clean energy, electric vehicles, green homes, healthy food, resilient communities, climate justice, democracy and more.
Earth Day Marin is produced by Green Change with support from our lead partners: the City of Mill Valley, County of Marin, MCE, Sustainable Marin — and more climate partners listed below. To learn more, read on.
Featured Attractions
This year’s Earth Day Marin features a wide range of popular attractions:
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50+ green exhibits like MCE, Resilient Neighborhoods, 350 Marin and more!
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New electric vehicles at the EV & Ebike Show by Ride and Drive Clean
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Green Tips: Learn about climate action in the Green Change Exhibit.
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Aztec Dancers: Familia Mixcoatl will perform sacred dances honoring nature at 1:30pm.
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Music by Andre Thierry and his Accordion Soul Music, with zydeco tunes at 2 and 2:45pm.
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Speakers will share calls to action for a better world at 2:15pm: Damon Connolly, Max Perrey, Celeste Perry, Raquel Berlanga Rojas, Rev. Floyd Thompkins, youth activists and more!Â
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Democracy & Justice Zone: take action with community groups like Bay Area Coalition, League of Women Voters Marin, Resist and Defend, Marin City Climate Resilience and more! Â
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Youth Zone: green booths by students at the Marin School of Environmental Leadership, Sustainable Marin Schools and Harvest Helpers.Â
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Featured Artists include Tess Felix, Phyllis Florin, Janey Fritsche, Zoe Fry, Freddy Hahne, and Vi©kisa.
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Fun activities and games for all ages:Â
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Make a Green Pledge and get your photo taken with Mother Earth.
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Anytown USA – Create your own sustainable town in a race against time.Â
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Human Triangle – Pull the Earth to a better place in this cooperative game.Â
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Climate Jenga – Transform our energy system to avert collapse.
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Wishing Tree – Write a wish for the world and hang it on a burned manzanita tree.
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Activities for children:Â
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Earth Island – Art for Kids: Create your own sustainable paradise.
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Mobile Maker Club – Create solar art and devices, learn about clean energy.
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Painted Bins – view children’s art about climate action in the lobby, awards at 1pm.
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FREE ice cream from Straus Family Creamery!
Here’s our fact sheet for Earth Day Marin, with tips on where to park and other practical details.
Join the fun and come celebrate Earth Day with family, friends and neighbors!
GET YOUR FREE TICKETS HERE!
Meet our exhibitors
Over 50 exhibitors and sponsors are participating in Earth Day Marin! They represent green businesses, environmental and community groups from across Marin and the Bay Area.
Bank of Marin • Bay Area Air Quality District • Bay Area Coalition • Cool the Earth • Good Earth • Greenbelt Alliance • Green Change • Fuerzas Unidas Marin • Harvest • Harvest Helpers • John Owens Services • League of Women Voters Marin • Live Well Mill Valley • Marin City Climate Resilience • Marin Sustainability Team • Marin School of Environmental Leadership • Marin Citizens’ Climate Lobby • Marin Conservation League • Marin County Free Library • Marin Sanitary Service • Marin Water • Mattress Recycling Council • Mill Valley Beautification Brigade • Mill Valley Emergency Preparedness • Mill Valley Shoreline Adaptation • Mill Valley Recreation • Mill Valley Refuse • Mill Valley StreamKeepers • MCE Clean Energy • Mobile Maker Club • OFA Marin • Open Alto Tunnel • Painted Bins • Plastic Free Marin • Play Marin • Presidio Center for Sustainable Solutions • Renewal by Andersen • Resilient Neighborhoods • Resist and Defend • Ride and Drive Clean• Rivian• Rising Sun Center for Opportunity • Saint Andrew of Marin City • Spare the Air • SolarCraft • Straus Family Creamery • Sustainable Marin • Sustainable Marin Schools • Sustainable San Rafael • Sun First Solar• Tam Bikes • 350 Marin • Transportation Authority of Marin • Vitality Bowls • Wastewater Treatment Agencies of Marin • World Wrapps • Zero Waste Marin – and more.
Visit their websites!
Note: Our event is now full. We are no longer accepting applications for exhibitor booths. Â
Volunteer at Earth Day Marin!
Would you like to volunteer at our free community event on April 26?
There are many ways you can help: greet visitors, host fun activities, take photos, serve free ice cream, set up or clean up
SIGN UP HERE TO VOLUNTEER!
Earth Day Marin is organized by an all-volunteer nonprofit with limited resources. Our free events are made possible by generous friends and neighbors like you.Â
Thanks for giving us a hand, if you can. Join our team, and help create a better world!
Please spread the word in your community! Invite your friends, family and neighbors to also sign up as volunteers, using this link: greenchange.net/volunteer Â
For more information, email us: volunteer@greenchange.net
Thanks to our Sponsors!
We’re deeply grateful to all our sponsors for their generous support of Earth Day Marin!
Here are their logos. Be sure to visit their websites in our full exhibitor list!
