Management

Dedication Day, March 25, 2013
Dedication Day - March 25, 2013

NPS Photo

First State National Monument was established through Presidential Proclamation on March 25, 2013 as the 400th unit of the National Park System. The national monument included the Brandywine Valley in Wilmington, Delaware and Chadds Ford, Pennsylvania; the Sheriff's House, Court House and Green in New Castle, Delaware; and Green in Dover, Delaware.

 

Last updated: March 23, 2023

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Contact Info

Mailing Address:

First State National Historical Park
10 Market Street

New Castle, DE 19720

Phone:

302-317-3854
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 firststate@nps.gov.

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