Land Trust of Santa Cruz County
- In cooperation with public and private interests, protects and manages lands of significant natural resource, agricultural, cultural and open space value.
- http://www.landtrustsantacruz.org/

Land Conservancy of San Luis Obispo County
- Group pursues the protection of open space through land acquisition, conservation easements, restoration, and stewardship.
- http://www.special-places.org/

Yolo Land Trust
- Seeks to protect farmland, habitat, and open space in Yolo County. Includes a map of easements, and parcel details.
- http://yololandtrust.org/

Palos Verdes Peninsula Land Conservancy
- Preserving natural open space on the Palos Verdes Peninsula.
- http://www.pvplc.org/

Truckee Donner Land Trust
- Projects, outings, staff and board, news, and membership details.
- http://www.tdlandtrust.org/

Back Country Land Trust
- Provides project descriptions, and protection options for landowners.
- http://www.bclt.org/

Pacifica Land Trust
- Works to preserve, protect and enhance the natural, scenic, recreational, cultural, historic and open space environment of Pacifica and the surrounding community.
- http://www.pacificalandtrust.org/

Big Sur Land Trust
- Mission is to protect for public benefit lands in Monterey County which are significant as natural habitat, open space, agricultural, watershed and recreational property.
- http://www.bigsurlandtrust.org/

The Sonoma Land Trust
- Since 1976 the organization has permanently protected more than 11,000 acres through working directly with willing landowners who act voluntarily to keep their lands intact.
- http://www.sonomalandtrust.org/

Nevada County Landtrust
- Private, non-profit membership supported conservation group working to acquire, conserve and enhance land in support of a balanced and healthy environment.
- http://nevadacountylandtrust.org/

Northern California Regional Land Trust
- Includes project descriptions, FAQs, news, links, options for giving, and contact information.
- http://www.landconservation.org/

The Land Trust of Napa County
- Membership information, press releases, events, descriptions of preserves, and organizational information.
- http://napalandtrust.org/

The Coarsegold Resource Conservation District
- A forum to furnish landowners with the latest information and provide educational material for their use in the management of their property.
- http://www.crcd.org/

Save-the-Redwoods League
- Group has practiced its approach to conserving California's redwood forest land since 1918. Buys land from willing sellers using private donations, and donate this land to one of the California Redwood State Parks, other public park or preserve.
- http://www.savetheredwoods.org/

Coastal San Luis Resource Conservation District
- A working conservation district dedicated to enhancing and maintaining the natural resources in the district.
- http://www.coastalrcd.org/

Bolsa Chica Land Trust
- Educational tour and interactive site with photos and sounds of birds, wildlife, and landscapes.
- http://www.bolsachicalandtrust.org/

Bodega Land Trust
- Non-profit dedicated to the preservation of land and community. Serving Bodega, California, western Sonoma County and elsewhere.
- http://www.bodeganet.com/landtrust/

Save Mount Diablo
- San Francisco Bay Area citizens non-profit organization. Mission is to secure through acquisition, protection and preservation, the open space necessary to support the full range of biological diversity and to insure the integrity of Mount Diablo's natura
- http://www.savemountdiablo.org/

Peninsula Open Space Trust
- Private, non-profit land conservancy dedicated to preserving the San Francisco Peninsula. Includes organization information, key properties, newsletter, and contact information.
- http://www.openspacetrust.org/

Marin Agricultural Land Trust
- Non profit preserving farmland in Marin County,California. Check our popular series of Hikes & Tours on private, otherwise unaccessible,farms.
- http://www.malt.org/

Sempervirens Fund
- Established in 1900, the purpose of Sempervirens Fund is to preserve and protect the natural character of California's Santa Cruz Mountains and to encourage appropriate public enjoyment of this environment.
- http://www.sempervirens.org

Midpeninsula Regional Open Space District
- Over 42,000 acres of foothill and bay land preserves between the San Francisco Bay and the Santa Cruz Mountains. All are accessible 365 days a year free of charge.
- http://www.openspace.org/

Committee for Green Foothills
- A community-based organization advocating the protection and preservation of environmental integrity in the San Francisco Bay Area.
- http://www.greenfoothills.org

Muir Heritage Land Trust
- Working to preserve open space in Contra Costa County, California for agriculture, recreation and natural habitat protection. Includes calendar of events, maps, membership information, and contact details.
- http://www.muirheritagelandtrust.org

Greenspace
- Seeks to protect and enhance the ecological systems of the North Coast of San Luis Obispo County through land acquisition and management, public education and advocacy.
- http://www.greenspacecambria.org/

The Bay Area Ridge Trail Council
- Plans, promotes, and constructs the Bay Area Ridge Trail, a 400-mile hiking, biking, and horse trail connecting parks and preserved open spaces along the ridgelines surrounding California's San Francisco Bay.
- http://www.ridgetrail.org/

Ballona Wetlands Land Trust
- Details on the aquisation and preservation of the last coastal wetlands in Los Angeles, California.
- http://www.ballona.org/