John Marsh Day in Brentwood is June 5, 2025
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John Marsh Day in Brentwood is June 5, 2025 〰️

welcome to the
John Marsh Historic Trust
John Marsh Historic Trust was founded in 1994 to save and restore the 7,000 square-foot sandstone mansion Dr. John Marsh built in 1856 for his wife, Abby, and their daughter Alice. JMHT also oversees a 4th grade California History program at the Stone House each year.
OUR PROJECTS
OUR PROJECTS
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Interpretive Center
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Stone House Restoration
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Stone House Archaeology
make an
impact
At the John Marsh Historic Trust, you can get involved in a number of ways! Explore our volunteer opportunities & learn how you can donate by clicking the button below.

Where to Find the
John Marsh Stone House
Contact Us
Interested in working together? Fill out some info and we will be in touch shortly. We can’t wait to hear from you!