The following highways are numbered 450:
Preceded by 449 | Lists of highways 450 | Succeeded by 451 |
Robert Crain Highway is a multilane divided highway in the U.S. state of Maryland running from Newburg at the Governor Harry W. Nice Memorial Bridge north to Governor Ritchie Highway in Glen Burnie, named after Robert Crain, a lawyer and Democratic legislator in the state who fought for its construction and oversaw its completion in 1927. It follows: