National Park Near Me
Menu

Thomas Stone National Historic Site

National Historic Site · Maryland

5 part Mansion at Haberdeventure
Mansion at Haberdeventure Photo: NPS Photo / Stephen Girimont

Hours

See this week's hours below.

Entrance fee
The Park Service lists no entrance fee for this site.
Phone
804-224-1732
Address
6655 Rose Hill Road, Port Tobacco, MD 20677

About Thomas Stone

In 1776, Thomas Stone and 55 others signed the Declaration of Independence. In doing so, Stone risked his home, his family's security, and even his life to support the Declaration of Independence's promise of freedom.

Hours

Park Grounds Operating Hours

Thomas Stone National Historic Site is open Saturdays and Sundays from 10:00 a.m. to 4:00 p.m.

MondayClosed
TuesdayClosed
WednesdayClosed
ThursdayClosed
FridayClosed
Saturday10:00 AM to 4:00 PM
Sunday10:00 AM to 4:00 PM

Changes to these hours

  • Thanksgiving Day, Nov 24: Closed
  • Winter Closure, Dec 8 to Apr 25, 2027: Closed
  • Christmas Day, Dec 25: Closed
  • New Year's Day, Jan 1: Closed
  • Independence Day, Jul 4: 10:00 AM to 4:00 PM

Getting there

Thomas Stone NHS is located on Rose Hill Road, between U.S. Highways 225 and 6, four miles west of LaPlata, MD.

Weather

Thomas Stone National Historic Site experiences all four seasons. Temperatures can be very warm and humid in the summer months and wet and rainy in the winter months.

Things to do

Bookstore and Park Store, Guided Tours, Hiking, Junior Ranger Program, Shopping, Wildlife Watching.

Source: National Park Service data feed, checked September 24, 2026. Hours shown are the Park Service's posted standard hours plus any date changes it lists. Official page for Thomas Stone ↗