The Nature Conservancy in Delaware

The sun rises over the ocean in Rehoboth Beach.

The sun rises over the ocean in Rehoboth Beach creating an orange reflection in the water.

Preserving Nature in Delaware

Since 1990, TNC has worked with government agencies, private corporations, conservation organizations and our members in Delaware to protect the places on which people and wildlife depend.

Stories in Delaware

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More from Delaware

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

Our Staff: Experts in Action

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

Contact Us

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

Volunteer With Us

There is more than one way to volunteer for TNC in Delaware. 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.

Several Horseshoe crabs pile on top of one another in shallow water.

Conservation Update

2024, A Year of Conservation Results.

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

Explore Our 2024 Results
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Upcoming Events

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An aerial photo of a a forest with a dirt path in the center.

Places We Protect

Places We Protect

From forests to the coastline, explore our nature preserves across the state of Delaware.

Find a Preserve Near You
The sunsets over the Delaware Bay.