in 1950. Also in 1950, MD 7 was truncated at US 40; MD 159 was extended west to US 40 from the old MD 7–MD 159 intersection. Future There are plans, currently on hold due to lack of funding, to construct a roundabout at the intersection of Perryman Road and Old Philadelphia Road. Once the roundabout and other minor improvements to the state highway are completed, MD 159 will be removed from the state highway system and transferred to county maintenance. Junction list Auxiliary route MD 159A is the designation for an unnamed spur north from MD 159 just south of its intersection with Chelsea Road in Perryman. See also References External links MDRoads: MD 159 Maryland Roads - MD 159 159 Maryland Route 159