Maryland Route 440
| Dublin Road | ||||
Maryland Route 440 highlighted in red | ||||
| Route information | ||||
| Maintained by MDSHA | ||||
| Length | 5.65 mi (9.09 km) | |||
| Existed | 1933–present | |||
| Major junctions | ||||
| West end | MD 543 in Ady | |||
| MD 136 in Dublin | ||||
| East end | US 1 near Dublin | |||
| Location | ||||
| Country | United States | |||
| State | Maryland | |||
| Counties | Harford | |||
| Highway system | ||||
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Maryland Route 440 (MD 440) is a state highway in the U.S. state of Maryland. Known as Dublin Road, the state highway runs 5.65 miles (9.09 km) from MD 543 in Ady east to U.S. Route 1 (US 1) near Dublin. MD 440 was built between Ady and MD 136 in Dublin in the early 1930s and extended east to US 1 in 1956.