Scenic Entry to the Nation's Capital

This 29-mile highway connects Baltimore, MD and Washington, D.C. The parkway has carried visitors to and from the capital city since 1954.

Baltimore Washington Parkway

Scenic Entry to the Nation's Capital

This 29-mile highway connects Baltimore, MD and Washington, D.C. The parkway has carried visitors to and from the capital city since 1954.

Frederick Douglass National Historic Site

Celebrate the life of Frederick Douglass

Join the National Park Service for a series of digital offerings in celebration of the 203rd Anniversary of the Birth of Frederick Douglass

Drive Sober or get pulled over logo

Drive Sober or get Pulled Over

Each year on average, more than 10,000 people die on the road due to drunk driving Don't ruin it for you or someone else.

a sign of the substation in Greenbelt Park

The United States Park Police

The D-4 station is located at 6501 Greenbelt Road near the entrance of Greenbelt Park. 301-344-4250

Last updated: October 8, 2021

Contact the Park

Mailing Address:

6565 Greenbelt Road
Greenbelt , MD 20770

Phone:

301 344-3948

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