Maryland Route 103 (MD 103) is a state highway in the U.S. state of Maryland. The state highway runs  from St. Johns Lane in Ellicott City east to Parkway Drive South in Hanover. MD 103 serves as the local complement to MD 100 from Ellicott City in northeastern Howard County through Dorsey to Hanover in northwestern Anne Arundel County.
Maryland Route 103 (MD 103) is a state highway located in Maryland, connecting St. Johns Lane in Ellicott City with Parkway Drive South in Hanover. MD 103 acts as the local counterpart to MD 100, traversing through Howard and Anne Arundel counties.