 Starting in the mid-1930s, MD 413 was relocated to an alignment paralleling the Crisfield Secondary Branch of the Pennsylvania Railroad.The first portion of MD 413 was relocated in 1935 in conjunction with the relocation of US 13 between Princess Anne and Westover.MD 413 was moved from Sam Barnes Road and Sign Post Road to its present alignment between US 13 and Old Westover–Marion Road in Westover.