Marin Open Space Trust Local Land Trust and 501c (3) Non-Profit

Donate to MOST

Support our mission and help preserve Marin open spaces from development. Donating online is simple. Thank you!

Bay Area Open Space Council

As a Member of the Bay Area Open Space Council, MOST is a group of dedicated Marin residents who formed a non-profit land trust to raise private funds to help protect the last critical remaining open spaces in Marin. We come from all walks of life, and we all share a deep and abiding love for this wonderful place we call home.

Our Board members and Advisors follow in the footsteps of pioneering Marin conservationists and leaders along with many, many other unheralded but equally devoted lovers of Marin’s natural lands. We seek to complete the visionary work of those who came before us.

Areas At-Risk in Marin

Areas most at risk for potential development, threatening Marin’s greenbelts.

Questions?

Call 415-884-2270 for more info or Contact Us

MOST-TPL Statement re Conservation Easement Grant Awards

Marin Open Space Trust and The Trust for Public Land are excited to announce an important milestone in ensuring the permanent protection of The Trust for Public Land’s San Geronimo Commons property in West Marin County, California.

The two organizations are partnering to place a conservation easement over 135 acres of former golf course lands along San Geronimo and Larsen Creeks, opening the way for future floodplain and wildlife habitat restoration and to support the community’s desire to enjoy open space and educational access to the property’s meadows, trails, and woodland areas. The conservation easement does not include the 22 acres of land around the former clubhouse building and community garden on the property.

Marin Open Space Trust, a local non-profit land trust

Marin Open Space Trust, a local 501c (3) non-profit land trust, was created to protect open spaces in Marin County, California. A volunteer-based organization, we partner with local communities and lead initiatives to identify and protect critical open space areas in Marin and raise private funds for key land purchases which are then added to the network of community-based and county areas protected as open space in Marin.

Our Commitment to Marin

Marin Open Space Trust (MOST) is devoted to helping save more than 15,000 acres of critical open space area in Marin. Many parts of Marin are protected only by regulatory control, which can change over time. Many key parcels are in private hands but become available for purchase from time to time. Although land development has slowed recently, plans are still moving for subdivision of some of these properties and the potential exists for all of them to be developed.

Marin has valuable open lands under threat of development that provides such benefits as biological diversity, habitat protection, trail …

MOST Information

Learn About Marin Open Space Trust (MOST)
Marin Open Space Trust: Our Commitment to Marin
Mission Statement: Marin Open Space Trust (MOST)
Marin Open Space Trust’s Board of Directors
MOST Advisory Council
Like-Minded Organizations Working to Preserve Marin
Gallery of Marin’s Open Space
Awards

Preserve Cascade Creek Watershed

Find out how you can help preserve this unique open space and California native plant and wildlife refuge.

MOST News and Updates

MOST Successfully Secures Conservation Easement

After many years of effort, Marin Open Space Trust (MOST) successfully secured a conservation easement on a prominent five-acre undeveloped property that straddles Ross and San Anselmo on Bald Hill.

Makin Grade Purchase

The Makin Grade Purchase in San Rafael was made by Marin Open Space Trust, with the support of generous neighbors for San Rafael’s public open space, Oakwood Open Space.

Sky Ranch Transferred to Open Space

Following a broadly supported and successful $1.2 million fundraising effort, MOST purchased the 16-acre Sky Ranch next to Bald Hill Open Space Preserve in Fairfax and San Anselmo.