US 301 highlighted in red | ||||
Route information | ||||
Auxiliary route of US 1 | ||||
Maintained by MDSHA and MDTA | ||||
Length | 122.85 mi[1] (197.71 km) | |||
Existed | 1940–present | |||
Tourist routes | ||||
Major junctions | ||||
South end | ![]() | |||
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North end |
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Location | ||||
Country | United States | |||
State | Maryland | |||
Counties | Charles, Prince George's, Anne Arundel, Queen Anne's, Kent, Cecil | |||
Highway system | ||||
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U.S. Route 301 (US 301) in the state of Maryland is a major highway that runs 122.85 miles (197.71 km) from the Governor Harry W. Nice Memorial Bridge over the Potomac River into Virginia northeast to Delaware. It passes through three of Maryland's four main regions: Southern Maryland, the Baltimore-Washington Metropolitan Area, and the Eastern Shore. US 301 serves mainly as a bypass of Baltimore and Washington, D.C. from Virginia to Delaware.