Oldtown is an unincorporated community and census-designated place (CDP) in Allegany County, Maryland, United States, along the North Branch Potomac River. As of the 2010 census it had a population of 86.

It was founded in 18th century colonial become old and was initially called “Opessa’s Town” or “Shawanese Old Town” because it was the site of a Shawnee Amerindian village customary by Opessa Straight Tail and abandoned about 1725. In unconventional years the explanatory prefix was dropped from the reveal and the place because known understandably as “Oldtown”. Oldtown was begun (on a soon to be blooming road) with the building of a trading publish along an obsolete Native American trail, the Nemacolin Trail, as traders, especially fur traders (and trappers) pushed through the Cumberland Narrows mountain pass into the Monongahela River valley.

In 1741 Thomas Cresap received a trading state at the on your own village. A few years earlier, Cresap had figured prominently in the Conejohela War, (also called Cresap’s War) concerning the Conejohela Flats Place of the Susquehanna River valley, later York County, Pennsylvania. Shortly after his pardon from prison in Pennsylvania for advocating Maryland’s claims, Cresap moved west to the sparsely granted frontier. Lord Baltimore claimed lands at the headwaters of the Potomac River. The shape positioned Cresap and his patron to log on the as nevertheless uncharted Ohio Country. Cresap and the Delaware chief Nemacolin opened a road westward under the auspices of the Virginia and Maryland speculators of the Ohio Company subsequent to they normal a charter.

Cresap’s son Michael Cresap was born at Oldtown, the first white male born in Allegany County.