
Parkway · Maryland
NPS Photo
Highway in Maryland, United States
The Baltimore–Washington Parkway is a controlled-access parkway in the U.S. state of Maryland, running southwest from Baltimore to Washington, D.C. The road begins at an interchange with U.S. Route 50 (US 50) near Cheverly in Prince George's County at the Washington, D.C., border, and continues northeast as a parkway maintained by the National Park Service (NPS) to MD 175 near Fort Meade, serving many federal institutions. This portion of the parkway is dedicated to Gladys Noon Spellman, a representative of Maryland's 5th congressional district, and has the unsigned Maryland Route 295 (MD 295) designation. Commercial vehicles, including trucks, are prohibited within this stretch. This section is administered by the NPS's Greenbelt Park unit. After leaving park service boundaries the highway is maintained by the state and signed with the MD 295 designation. This section of the parkway passes near Baltimore–Washington International Thurgood Marshall Airport.
This 29-mile highway connects Baltimore, MD and Washington, D.C. The parkway has carried visitors to and from the capital city since 1954.





The Baltimore-Washington Parkway is generally open year round, 24 hours a day. Check current conditions for information about closures due to road work and inclement weather.
| mon | tue | wed | thu | fri | sat | sun |
|---|---|---|---|---|---|---|
| All Day | All Day | All Day | All Day | All Day | All Day | All Day |
Baltimore-Washington Parkway is free to enter.
Popular activities at Baltimore-Washington Parkway include: Auto and ATV, Scenic Driving.
The Washington, D.C. area has a four-season Mid-Atlantic climate. Summertime is warm and humid, while winter can be cold and snowy. Spring: During these months of transition, the weather can alternate from warm, humid air coming from the south to cold, dry air coming from the northwest. Be prepared for changing conditions. Summer: The warmest months are June, July, and August, with average highs in the 80s (~31 ?) combined with high humidity. Temperatures often climb into the 90s (~34?).
This 29-mile highway connects Baltimore, MD and Washington, D.C
Free Admission
The Washington, D.C. area has a four-season Mid-Atlantic climate. Summertime is warm and humid, while winter can be cold and snowy. Spring: During these months of transition, the weather can alternate from warm, humid air coming from the south to cold, dry air coming from the northwest. Be prepared for changing conditions. Summer: The warmest months are June, July, and August, with average highs in the 80s (~31 ?) combined with high humidity. Temperatures often climb into the 90s (~34?).
This 29-mile highway connects Baltimore, MD and Washington, D.C
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