MD 309 veers away from the railroad grade, crosses Norwich Creek, and intersects MD 404 Alternate west of the town of Queen Anne before entering Queen Anne's County at the junction with Park Avenue and Flowers Road.
The highway MD 309 departs from the rail line, crosses Norwich Creek, and meets MD 404 Alternate to the west of Queen Anne's village before entering Queen Anne's County at the junction with Park Avenue and Flowers Road.