Direction:

North/South

Southern Terminus:

West Virginia-Maryland state line

Northern Terminus:

Maryland-Pennsylvania state line

Distance:

12.08 miles

Counties:

Washington

Signed:

Yes

I-81 is a north/south interstate extending from Tennessee to the Canadian border in New York. It has a relatively short section in Maryland, crossing the state's panhandle in the area of Hagerstown as it makes its way between West Virginia and Pennsylvania.