About Flintstone, Maryland
Flintstone is a small unincorporated town in Allegany County, Maryland, USA. Flintstone lies between the southern foot of Tussey Mountain and a water gap in the Warrior Mountain formed by Flintstone Creek, north of the North Branch Potomac River and south of the Mason-Dixon Line. Rocky Gap State Park and Green Ridge State Forest are both in the Flintstone zip code. It is part of the Cumberland, MD-WV Metropolitan Statistical Area. The Breakneck Road Historic District was listed on the National Register of Historic Places in 1980.