The state highway was designated when MD 36 moved to a new alignment through the communities in the early 1980s.

The state highway's name changes to Legislative Road on crossing Moores Run and entering the town limits of Barton.

The state highway turns north again at Railroad Street and parallels the Georges Creek Railway through the business district of Barton.

Takoma Drive, an old alignment, splits to the east shortly before the state highway leaves the town of Barton.

[4] The highway from Barton north through Moscow to Nikep was under construction at that time and completed by 1919.