Pennsylvania

A view of the sun setting over the Delaware River as it meanders between two mountain ranges.

Preserving Nature in Pennsylvania

For decades, TNC has worked within Pennsylvania to protect the rivers, forests, farms, and iconic nature in the Commonwealth. We continue to pursue strategies that will help ensure the vitality of Pennsylvania's people, places and wildlife for generations to come.

Stories in Pennsylvania

Three yellow birds sit on the bare branched of a tree against a blue sky.

Best Birding Locations in Pennsylvania

Pennsylvania offers some of the best places for birding in the country. Learn about sites across both PA and DE to see unique birds.

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More from Pennsylvania

Learn more about our team and TNC's work across Pennsylvania

Our Staff: Experts in Action

Meet some of the people who are working to create lasting solutions in Pennsylvania and around the world.

Contact Us

Contact our team of 50+ staff members dedicated to making a difference in Pennsylvania.

Volunteer With Us

There is more than one way to volunteer for TNC in Pennsylvania. Find upcoming events and ongoing volunteer opportunities.

Latest Newsletter

Download our latest newsletter featured in the Summer 2025 Nature Conservancy magazine.

Keep Learning

Explore our publications and watch highlights from our presentations and webinars.

Research/Special Requests on TNC Preserves

Click here to apply for permission to conduct research or another special activity on a TNC Preserve.

A clear path cuts through an uphill mountain surrounded by red fall colored brush on either side of the path.

Conservation Update

2024, A Year of Conservation Results.

2024 was an important year for conservation. Explore some of our conservation wins and projects in Pennsylvania.

Explore Our 2024 Results
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A view of mountain tops stretching across the horizon covered in green and orange trees.

Places We Protect

Places We Protect

From dense forests to flowing rivers, explore our nature preserves across the state of Pennsylvania.

Find a Preserve Near You
A river flowing surrounded by lush greenery.