MD 7 expands to a five-lane highway with a center left-turn lane as it approaches Campbell Boulevard in White Marsh. The road passes between a pair of shopping centers before crossing White Marsh Run. MD 7 continues northeast between industrial parks, intersecting Industrial Park Road (unsigned MD 7J) before reducing to two lanes and crossing MD 43 (White Marsh Boulevard). Westbound MD 43 is accessed via a ramp east of the overpass. The state highway crosses Honeygo Run and passes through a mix of forest and residential subdivisions, intersecting Cowenton Avenue and Joppa Road before crossing Gunpowder Falls. MD 7 passes through farmland and intersects Bradshaw Road in the hamlet of Bradshaw before crossing Little Gunpowder Falls and entering Harford County.