Contact the Park

Mailing Address:

New Castle Court House Museum
211 Delaware Street

New Castle, DE 19720


(302) 544-6363
This phone number is not staffed. You can leave a message on the park's main phone number (302-544-6363) and we will return your call as soon as possible. If you are visiting one of the seven sites, and need specific information, please refer to the list below: Beaver Valley (Brandywine Creek State Park Nature Center): Old Swedes Church: Fort Christina: N/A New Castle Court House Museum: The Dover Green: John Dickinson Plantation: Ryves Holt House:

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