Maryland Route 489
| Park Hall Road | ||||
Maryland Route 489 highlighted in red | ||||
| Route information | ||||
| Maintained by MDSHA | ||||
| Length | 1.27 mi (2.04 km) | |||
| Existed | 1956–present | |||
| Major junctions | ||||
| West end | MD 5 in Park Hall Estates | |||
| East end | MD 235 near Park Hall Estates | |||
| Location | ||||
| Country | United States | |||
| State | Maryland | |||
| Counties | St. Mary's | |||
| Highway system | ||||
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Maryland Route 489 (MD 489) is a state highway in the U.S. state of Maryland. Known as Park Hall Road, the state highway runs 1.27 miles (2.04 km) from MD 5 east to MD 235 within Park Hall Estates in southern St. Mary's County. MD 489, which serves as a connector between MD 5 and MD 235 south of Lexington Park, was assigned to Park Hall Road in 1956.