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Potomac Heritage National Scenic Trail

Designation: National Scenic Trail

Location: District of Columbia, Maryland, Pennsylvania, Virginia

Visit Official Park Website

šŸ“˜ Park Overview

The Potomac River corridor is rich in both history and recreation, offering a chance to both explore your heritage and choose your adventure along the way. Start your journey here!

🌤 Weather Information

Weather associated with the PHT network is typical of a temperate climate, with four distinct seasons and variable precipitation throughout the year. Temperatures can vary from a high of 100 degrees Fahrenheit in the summer to 0 degrees in the winter.

šŸš— Directions

The administrative office for the NPS Potomac Heritage NST is located at the Chesapeake and Ohio Canal National Historical Park headquarters.

Images

sunset over a river

Watch the sunset over the Potomac River

Credit: NPS Photo / Steve Dean

A bicycle sits on a bright summer day overlooking the rolling mountains in the distance.

Great Allegheny Passage is a bicyclist enthusiasts' dream come true!

Credit: NPS Photo

blue flowers bloom next to a trail

Bluebells flowering on the towpath

Credit: NPS Photo / Stephanie Spencer

sunset over a river

Watch the sunset over the Potomac River

Credit: NPS Photo / Steve Dean

A bicycle sits on a bright summer day overlooking the rolling mountains in the distance.

Great Allegheny Passage is a bicyclist enthusiasts' dream come true!

Credit: NPS Photo

blue flowers bloom next to a trail

Bluebells flowering on the towpath

Credit: NPS Photo / Stephanie Spencer

sunset over a river

Watch the sunset over the Potomac River

Credit: NPS Photo / Steve Dean

A bicycle sits on a bright summer day overlooking the rolling mountains in the distance.

Great Allegheny Passage is a bicyclist enthusiasts' dream come true!

Credit: NPS Photo

blue flowers bloom next to a trail

Bluebells flowering on the towpath

Credit: NPS Photo / Stephanie Spencer

sunset over a river

Watch the sunset over the Potomac River

Credit: NPS Photo / Steve Dean

Activities

Topics

Operating Hours

Sunday
All Day
Monday
All Day
Tuesday
All Day
Wednesday
All Day
Thursday
All Day
Friday
All Day
Saturday
All Day

Entrance Fees

No entrance fees listed.

Entrance Passes

No entrance passes listed.

3-Day Weather Forecast

Monday, Sep 28

Overcast

Overcast

High: 70.8°F | Low: 57.5°F

Humidity: 78%

Wind: 9.2 mph

Rain Chance: 25%

UV Index: 3.1

Sunrise: 07:03 AM

Sunset: 06:57 PM

Moon: Waning Gibbous (91%)

Visibility: 6 mi

Dew Point: 58.9°F

Cloud Cover: 25%

Pressure: N/A mb

Air Quality (PM2.5): N/A

Ozone: N/A

EPA Index: N/A

Tuesday, Sep 29

Overcast

Overcast

High: 75.3°F | Low: 62.1°F

Humidity: 68%

Wind: 5.6 mph

Rain Chance: 14%

UV Index: 4.9

Sunrise: 07:04 AM

Sunset: 06:56 PM

Moon: Waning Gibbous (84%)

Visibility: 6 mi

Dew Point: 60.9°F

Cloud Cover: 14%

Pressure: N/A mb

Air Quality (PM2.5): N/A

Ozone: N/A

EPA Index: N/A

Wednesday, Sep 30

Overcast

Overcast

High: 80.9°F | Low: 60.4°F

Humidity: 71%

Wind: 6.5 mph

Rain Chance: 11%

UV Index: 6

Sunrise: 07:05 AM

Sunset: 06:54 PM

Moon: Waning Gibbous (75%)

Visibility: 6 mi

Dew Point: 64°F

Cloud Cover: 11%

Pressure: N/A mb

Air Quality (PM2.5): N/A

Ozone: N/A

EPA Index: N/A

Park Alerts

Trail Closure at Veterans Park at Balls Bluff (Leesburg, Virginia) Park Closure
Veterans Park in Leesburg, Virginia, is closed for park improvements. All trails in the park are closed into late summer 2026.

More Info

Big Savage Tunnel To Close for Winter Information
Somerset County will close the Big Savage Tunnel for the 2025-26 winter season on Wednesday, November 26. This seasonal closure, performed annually, protects the lining of the tunnel from freeze-thaw cycles brought on by high winds, cold temperatures, and wet, snowy conditions at high elevation. Please note that there is no detour, and local roads are narrow and treacherous. Please plan your winter excursions elsewhere on the GAP. The tunnel will reopen in late March or early April, depending on weather.

More Info

Great Allegheny Passage Erosion Near Confluence, Pennsylvania (Mile Marker 56) Caution
Heavy rain & flash floods on June 8 eroded a section of trail along the Great Allegheny Passage between Rockwood and Confluence. Crews from Somerset County have placed caution tape for awareness. The GAP remains open at that location; please be cautious.

More Info

Trail Closure at Scott’s Run Nature Preserve (McLean, Virginia) Park Closure
Scott’s Run Nature Preserve in McLean, Virginia will close, beginning February 16th, for an urgent sewer project to renew and rehabilitate the Scott's Run Siphon wastewater facility. All trails and parking lots in the park are closed through July 4, 2026.

More Info

Park Events

Tulip Festival at the Netherlands Carillon

Come visit the Potomac Heritage table at the Netherlands Carillon to learn about the night sky, one of America's most precious resources. Discover how the night sky connects us to our history and those that came before us while participating in night sky viewing and listening to music played on the bells. This night sky pop-up is part of a mobile Freedom 250 program that travels to different sites along the Potomac Heritage National Scenic Trail.Ā 

Location: Parking is available at the Marine Corps War Memorial.

Date: Apr 11, 2026 12:00am to Apr 11, 2026 12:00am

Paid Event

Rebels and Redcoats: A Southern Maryland Revolutionary War Family Event

Come to the Potomac Heritage National Scenic Trail table to learn about how women supported the war effort during the American Revolution and garnered patriotism in the colonies through needlework and home spinning.Ā 

Commemorate the American War for Independence as it happened in St. Mary's County, home of the only Revolutionary War battle to occur in Maryland! Find exhibits and displays related to local 18th century history, food trucks, educational and period programing, kids and family activities, reenactors, period encampment, military demonstrations and much more.

This event is part of the Southern Maryland Semiquincentennial, Maryland's 250th and America 250th celebrations! It commemorates Southern Maryland's contributions to our nation's founding.Ā 

Location: Piney Point Lighthouse Museum and Historic Park + St. George's Island

Date: Apr 11, 2026 12:00am to Apr 11, 2026 12:00am

Paid Event

Tulip Festival at the Netherlands Carillon

Come visit the Potomac Heritage table at the Netherlands Carillon to learn about the different bike models that have existed in the United States, and how each one reflects the changes happening in history. Discover how the bicycle provided the freedom to explore the American landscape and forever changed how we experience the outdoors. This is part of a mobile Freedom 250 program that travels to different sites along the Potomac Heritage National Scenic Trail.Ā 

Enjoy this program,Ā music played on the bells, free giveaways, junior ranger activities for all ages, and more!Ā Bring a lawn chair and picnic on the grounds while you take in the beautiful tulips and the sweeping view of the National Mall.Ā 

Location: Parking located at the Marine Corps War Memorial. The Carillon is around 0.75 miles away from the Rosslyn Metro Station.

Date: Apr 12, 2026 12:00am to Apr 12, 2026 12:00am

Paid Event

Rebels and Redcoats: A Revolutionary War Family Event

Come to the Potomac Heritage National Scenic Trail table to learn about how women supported the war effort during the American Revolution and garnered patriotism in the colonies through needlework and home spinning.Ā 

Commemorate the American War for Independence as it happened in St. Mary's County, home of the only Revolutionary War battle to occur in Maryland! Find exhibits and displays related to local 18th century history, food trucks, educational and period programing, kids and family activities, reenactors, period encampment, military demonstrations and much more.

This event is part of the Southern Maryland Semiquincentennial, Maryland's 250th and America 250th celebrations! It commemorates Southern Maryland's contributions to our nation's founding.Ā 

Location: Piney Point Lighthouse Museum and Historic Park + St. George's Island

Date: Apr 12, 2026 12:00am to Apr 12, 2026 12:00am

Paid Event

Springtime Bird Outing with NPS, BLM, and the Northern Virginia Bird Alliance

Join us for a springtime bird walk with our partners, the Bureau of Land Management and the Northern Virginia Bird Alliance, on National Go Birding Day! Together we’ll explore the diverse bird species that inhabit Meadowood Special Recreation Area.Ā 

Plan to arrive by 9:00 A.M. to meet your guides at the Mustang Trailhead, located at 10702 Harley Road, Lorton, VA 22079. Together, we’ll hike and explore Mustang Meadow and the Thompson Creek Loop Trail. Please note that this outing will cover approximately one to three miles.

Location: Go south on I-95 to Exit 163 toward Lorton. Turn left onto Lorton Road at the end of the exit ramp. Pass under the second overpass and turn right onto Lorton Market Street. Continue about 1.5 miles to the traffic light at Route 1. Go straight through the light (the road name changes to Gunston Road). In about 1.5 miles, you will pass the main entrance to Meadowood on the right. About half a mile later, you will see a large green pavilion—turn right onto Harley Road, then take the next right into the Mustang Trail Parking Lot.

Date: Apr 25, 2026 12:00am to Apr 25, 2026 12:00am

Paid Event

National Trails Day Celebration

Join us on Saturday June 6 to celebrate National Trails Day at the C&O Canal National Historical Park in Potomac, Maryland! Trail partners from around the region will be present to exhibit and share what they do to protect and promote trails. Visit information tables, participate in hands on activities, and discover the ability of trails to connect us all to our history and the American landscape as we celebrate the 250th anniversary of the United States!

Ā 

Date: Jun 6, 2026 12:00am to Jun 6, 2026 12:00am

Paid Event

Visitor Center & Contacts

šŸ“ Physical Address:
Potomac Heritage National Scenic Trail
c/o Chesapeake and Ohio Canal National Historical Park
Williamsport, MD 21795

šŸ¤ Mailing Address:
Potomac Heritage National Scenic Trail
c/o Chesapeake and Ohio Canal National Historical Park
Williamsport, MD 21795

šŸ“ž Voice Phone: 301-739-4200

āœ‰ļø Email: POHE_information@nps.gov

Park Location


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