The northern edge of the mountains begins on the southern bank of Great Alamance Creek, approximately  south of Interstate 40 in Graham and runs in a southwesterly direction towards Liberty in Randolph County. The range covers much of the southwest quadrant of Alamance County.
The mountainous region's northern edge starts near the southern bank of Great Alamance Creek, about south of Interstate 40 in Graham, then moves in a southeasterly direction toward Liberty in Randolph County. This range covers a significant portion of Alamance County's southwest area.