Nature & Science

Icy, cold stream water flowing over a small dam, crashing onto rocks.
The serene Beaver Creek dam in the winter.

NPS Photo.

First State National Historical Park (NHP) preserves and protects Delaware's nationally significant cultural resources, as well as a substantial native biodiversity, across the seven sites. The Brandywine Valley unit specifically, a roughly 1,100-acre area of rolling hills, beautiful agricultural land, and vital watersheds, is one of the few, large, protected areas in northern Delaware and southeastern Pennsylvania. This area has a variety of habitat types including numerous wetlands, forested areas, and meadows. Learn more about the animals and plants at First State NHP!

If you are interested in learning about the NPS Inventory and Monitoring Program, hop on over to the subject site for awesome maps, science, and videos.

Use the tool below to find out what speices have been identifiied at First State National Historical Park!


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Visit NPSpecies for more comprehensive information and advanced search capability. Have a suggestion or comment on this list? Let us know.

Last updated: October 18, 2021

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Contact Info

Mailing Address:

First State National Historical Park
10 Market Street

New Castle, DE 19720


To speak to a park ranger, call the park Welcome Center (302-317-3854) and someone will return your call as soon as possible. For a more immediate response, please email the park at

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