Founded in 2003, North Shore Land Alliance is an accredited Land Trust that has been instrumental in working together with land owners, municipalities and government agencies to protect over 1,500 acres of conservation-worthy lands in our community.

Our Core Values

Our Mission

Conserving and stewarding Long Island’s natural and historic lands, waters and environmental resources.

Through education, outreach and volunteerism, we connect people to nature and inspire a community conservation ethic.

Campaign to Grow Red Cote Preserve.

Your gift helps ensure that this land—located within the New York State-designed Oyster Bay Special Groundwater Protection Area and included in the Route 25A Heritage Area—will be preserved for generations to come..

Upcoming Events

2025 Spring/Summer Newsletter

Our latest Saving Land newsletter is here! Read about the impact your support is making!

Each issue features our land preservation projects, community initiatives, upcoming events, and highlights of the people and partnerships that make our mission possible. It’s a great way to stay informed and inspired by the work we’re doing to protect the natural lands and waters of Long Island.

All Posts

Recent Conservation News

  • Protecting Land Through Good Local Ordinances

    Environmental laws exist at every level of government, but some of the most important and impactful are our local town and village ordinances. These regulations can be far more specific and nuanced than state or federal laws, often differing from village to village. More often than not, they help uphold important environmental practices. In Mill […]

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  • North Shore Land Alliance Re-accredited by the Land Trust Accreditation Commission

    We are proud to announce that the Land Alliance has been awarded renewed accreditation by the Land Trust Accreditation Commission! Board Chair Hoyle Jones explained that “the multi-year process was rigorous and thorough in reviewing all project transactions, policies and financials since the first accreditation approval in 2015.”

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  • Important Sands Point Conservation Easement

    Important Sands Point Conservation Easement Closes at Year-end

    The Land Alliance is pleased to announce our newest conservation easement in Sands Point. We applaud Joanna and Will Morgan on their successful effort to protect the natural habitat and sustainability of this part of their community. The conservation values of this nearly 4 acre easement are abundant!

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Protecting Land Takes Community

Nature Needs You!

There are so many ways you can get involved to protect the environment for today and generations to come.