John Muir’s 188th Birthday & Earth Day Celebration

Saturday April 18, 2026 10am-4pm

Celebrating John Muir's 188th birthday, the 56th Anniversary of Earth Day plus the 71th Anniversary of the John Muir Association

More information on the 2026 John Muir Birthday-Earth Day Celebration will be available in early January.

John Muir Birthday–Earth Day Celebration

View 2025 schedule

View Conservation Award Recipients and Achievements

Map of event

Register for a booth at John Muir Birthday/Earth Day

Our 2025 sponsors

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Logo With KM Broker
2025 John Muir Birthday-Earth Day Flyer 04-15-25
2025 John Muir Birthday-Earth Day Flyer 04-15-25
A large white house with palm trees in front of it.

Location Details

The John Muir National Historic Site is located at 4202 Alhambra Avenue on Highway 4 in Martinez, California. For directions to the Muir Site, visit www.nps.gov/jomu.

The Celebration is presented by the John Muir Association and the National Park Service.

Become a new exhibitor! E-mail jma@johnmuirassociation.org to request more information.

Photo Gallery

Two women in kilts are playing a musical instrument.
A woman playing the violin in front of other people.
A group of people sitting around tables with food.
A birthday cake with flowers on top of it.
A group of people walking down the street with bagpipes.
A group of people sitting on the ground reading books.
A group of people standing around talking to each other.
Two girls sitting on a bench eating watermelon.