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Learn more about First State!

Last updated: September 16, 2021

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Contact Info

Mailing Address:

New Castle Court House Museum
Attn: First State NHP
211 Delaware Street

New Castle , DE 19720

Phone:

302-478-2769
The park's main phone number is temporally out of service while sprinklers are installed at the New Castle Court House Museum. If you need to speak to a park ranger call our ranger station at (302-478-2769) 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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