|Elevation||2,316 ft (706 m) NAVD 88|
|Location||Franklin County, Pennsylvania, U.S.|
|Parent range||Blue Mountain |
|Topo map||USGS Roxbury (PA) Quadrangle |
|Easiest route||Drive up gravel road |
Clarks Knob's northeast-southwest running summit ridge forms the boundary of the Susquehanna River and Potomac River drainages. It stands over 1,600 feet (488 m) above the town of Chambersburg and the Great Appalachian Valley. This mountain is protected within the Buchanan State Forest.