Maryland Route 122 (MD 122) is a state highway in the U.S. state of Maryland. Known as Security Boulevard and Cooks Lane, the state highway runs  from Rolling Road east to the Baltimore city limit within the western Baltimore County suburb of Woodlawn.
Maryland Route 122 (MD 122) is a state road in Maryland. It's also known as Security Boulevard and Cooks Lane. This route starts at Rolling Road and ends at the Baltimore city limits, within the Woodlawn neighborhood of western Baltimore County.