Maryland Route 506
| Sixes Road | ||||
| Route information | ||||
| Maintained by MDSHA | ||||
| Length | 3.79 mi (6.10 km) | |||
| Existed | 1933–present | |||
| Tourist routes | Star-Spangled Banner Scenic Byway | |||
| Major junctions | ||||
| West end | MD 508 at Bowens | |||
| East end | MD 2 / MD 4 near Port Republic | |||
| Location | ||||
| Country | United States | |||
| State | Maryland | |||
| Counties | Calvert | |||
| Highway system | ||||
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Maryland Route 506 (MD 506) is a state highway in the U.S. state of Maryland. Known as Sixes Road, the state highway runs 3.79 miles (6.10 km) from MD 508 in Bowens east to MD 2/MD 4 near Port Republic. MD 506 provides access to Battle Creek Cypress Swamp. The state highway was constructed from MD 2 to the swamp in the early 1930s and extended to Bowens in the late 1950s.