The Trust for Public Land
The Trust for Public Land is a United States nonprofit organization that conserves land, creates parks, expands public access to open space, and supports conservation-related public policy and funding.
Last updated August 26, 2026
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Overview
The Trust for Public Land (TPL) is a United States nonprofit organization focused on protecting land, creating parks, and expanding access to public open space. Founded in San Francisco in 1972 by Huey Johnson and a group of conservation advocates and lawyers, it was established to apply legal, financial, and planning expertise to conservation projects that could deliver land and public benefits to communities. Its work has historically combined land transactions, public-sector cooperation, community organizing, conservation finance, and research rather than relying solely on long-term ownership of protected property. TPL works across the United States through its San Francisco headquarters, field offices, and a federal affairs presence in Washington, D.C. Its portfolio includes urban parks, playgrounds, trails, community open spaces, working landscapes, and larger conservation projects. The organization has been involved in initiatives connected with cities including New York, Chicago, Los Angeles, San Francisco, and Newark, as well as projects associated with national, state, and local parks. Examples referenced in the organization’s public history include Chicago’s Bloomingdale Trail, also known as The 606; the Atlanta BeltLine; the Queensway proposal in New York City; and conservation efforts linked to the Appalachian Trail, Yosemite National Park, and Virgin Islands National Park. A distinguishing feature of TPL’s operating model is its role as an intermediary and project partner. Unlike a conventional land trust that may retain permanent title to conservation property, TPL often helps identify land, structure transactions, secure financing, build public and political support, and transfer completed properties to public agencies or partner organizations that assume long-term ownership and stewardship. This model allows the organization to work on projects requiring collaboration among municipalities, state and federal agencies, community groups, other nonprofits, and private landowners. The organization also operates as a source of research and public information. Its work has included analysis of parks, open space, conservation finance, urban land use, and urban climate-change adaptation. Through reports, mapping, policy analysis, and public campaigns, TPL frames parks and open space as infrastructure that can support recreation, public health, climate resilience, neighborhood quality, and equitable access to nature. Public funding is another major area of activity. TPL has supported local, state, and federal efforts to finance parks and conservation, including voter-approved ballot measures. According to the referenced Wikipedia article, the organization has completed more than 5,000 park-creation and land-conservation projects, protected more than 4 million acres, and helped pass nearly 700 ballot measures producing approximately $110 billion in voter-approved public funding for parks and open spaces. These figures are cumulative claims reported in the source and are not presented as a current financial statement. TPL’s contemporary positioning centers on making land conservation practical, publicly accessible, and community-oriented. Its projects seek not only to preserve scenic or ecologically important areas but also to address the distribution of parks and open space within cities and underserved communities. The organization’s participation in the 10-Minute Walk campaign reflects this urban-access focus: the campaign promotes the goal of having parks within a short walk of residents and encourages mayors and municipal leaders to make that objective part of local planning. Overall, The Trust for Public Land operates at the intersection of conservation, urban planning, public finance, community development, and environmental policy.
History
The Trust for Public Land was founded in San Francisco in 1972 by Huey Johnson and a group of lawyers and conservation advocates. The organization emerged from a need for a conservation institution that could use legal and financial tools to move land into public or community-serving use. Rather than limiting its work to the permanent ownership of nature preserves, it developed a project-based approach that could connect private landowners, public agencies, local organizations, funders, and residents. During its early decades, TPL worked on land-conservation transactions, public-land issues, urban land use, and the development of parks and other open spaces. Its work during the 1970s and 1980s included support for local conservation groups and efforts to build the capacity of local land trusts. The organization also participated in projects involving public-land transactions and urban open-space planning, reflecting its dual interest in large-scale conservation and the quality of everyday environments in cities. TPL’s operating model generally involves helping partners plan, finance, acquire, and develop land for public purposes. In many cases, a public agency or another qualified partner ultimately owns and manages the property. This distinguishes TPL from land trusts whose principal function is to retain conservation land permanently. TPL’s role can include negotiating acquisitions, arranging funding, conducting feasibility work, supporting public approvals, and helping communities articulate the recreational, ecological, and social value of a proposed project. Over time, the organization expanded its work across national, state, and local contexts. Its projects have included protection associated with the Appalachian Trail, Yosemite National Park, and Virgin Islands National Park, as well as regional conservation in Sonoma County, California, and Orange County, New York. In urban areas, it has participated in park and open-space initiatives in cities such as New York, Chicago, Los Angeles, San Francisco, and Newark. Projects cited in accounts of its work include Chicago’s Bloomingdale Trail, the Atlanta BeltLine, the Queensway concept in New York City, and community-based park developments. Research and public policy became important parts of TPL’s identity alongside direct project work. The organization publishes and supports analysis concerning parks, open space, conservation finance, land use, and urban climate adaptation. Its research helps document where parks exist, who can reach them, how conservation can be financed, and how open space can contribute to resilience and public health. The organization has also supported public funding campaigns, including ballot measures that allow voters to approve dedicated resources for parks and conservation. In 2017, TPL joined the National Recreation and Park Association and the Urban Land Institute in launching the 10-Minute Walk campaign. The initiative promotes a planning goal in which residents can reach a park within approximately ten minutes on foot. Mayors and other local leaders have been invited to endorse the goal voluntarily, linking TPL’s conservation mission with urban design, transportation, equity, and municipal planning. The organization remains active as a national nonprofit headquartered in San Francisco, with field operations in multiple parts of the United States and federal policy representation in Washington, D.C. Its continuing role is that of a conservation intermediary and public-space advocate: it helps convert community priorities and public funding into protected land, parks, trails, playgrounds, and other publicly accessible places.
- 2017
10-Minute Walk campaign launched
[1]TPL joined the National Recreation and Park Association and the Urban Land Institute in a campaign encouraging cities to make parks accessible within a short walk of residents.
- 1972
Organization founded in San Francisco
[1]Huey Johnson and other conservation advocates and lawyers established The Trust for Public Land to pursue land conservation and public open-space projects through legal, financial, and collaborative approaches.
Products and positioning
A national conservation and public-space nonprofit that combines land transactions, public finance, research, planning, and community partnerships to create parks and protect open space for public benefit.
Land conservation service
Land conservation transactions
TPL helps public agencies, community organizations, and other partners protect land through acquisition, negotiation, planning, financing, and transaction support. Projects may involve natural areas, working landscapes, trail corridors, or land intended for future public parks. TPL commonly facilitates the project and helps arrange a public or partner organization for long-term ownership and stewardship.
Park development
Urban parks and community open spaces
The organization works with communities and local governments to create or improve parks, playgrounds, trails, and other open spaces, particularly in urban and suburban areas. Its approach connects site planning and land acquisition with public engagement, financing, environmental goals, and equitable access to recreation and nature.
Public finance and policy support
Conservation finance and public funding support
TPL supports public funding for parks and conservation at local, state, and federal levels. This work can include developing ballot measures, explaining conservation-finance options, building coalitions, and helping communities secure voter-approved resources for land protection and park development.
Research and policy analysis
Research and data programs
TPL produces research, data, mapping, and analysis related to parks, open-space access, conservation finance, land use, and urban climate adaptation. These materials support public discussion and help decision-makers evaluate park distribution, conservation priorities, and the potential benefits of open space.
Marketing campaigns
- 201710-Minute Walk
United States
A collaborative initiative of The Trust for Public Land, the National Recreation and Park Association, and the Urban Land Institute that promotes the goal of making a park reachable within about ten minutes on foot for city residents. The campaign seeks voluntary commitments from mayors and connects park access with health, equity, planning, and quality of life.
Outcome. The initiative received voluntary endorsements from a number of U.S. mayors and became a prominent part of TPL’s urban park-access work.
Recent events
L.L.Bean announces new community partnerships[3]
Reported:
L.L.Bean announced new charitable partnerships and projects with organizations focused on local community programming and outdoor access. The announcement describes work with Boys & Girls Clubs of America and other national and local organizations.
Sources3 sources
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