Public Participation Day, May 21

Come have fun with us!
Help us look for bugs, identify plants, and learn about the national park in your backyard! Bring your lunch and enjoy the picnic area at the BioBlitz festival.
Weather can be unpredictable at this time of year. Participants should be prepared and dress appropriately. All should wear closed-toe-shoes, bring water and use sun protection.
If you have any questions or concerns, please email us at
See you at the BioBlitz!

Last updated: June 21, 2018

Contact the Park

Mailing Address:

New Castle Court House Museum
Attn: First State NHP
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 "Places to Go" page for phone numbers and addresses of each site.

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