Virginia trails · Knob Mtn Trail
Knob Mtn Trail
A 22.2-mile loop in Virginia, with 1,816 ft of climbing. Reaches Knob Mountain. Managed by the National Park Service.
Elevation profile
The climbing is spread fairly evenly along the route. It gives back about 3,611 ft along the way, so it rolls rather than climbing steadily.
3-D terrain
USGS 3DEP ELEVATION × ESRI WORLD IMAGERY · VERTICAL ×1.5
Reaches
- Knob Mountain (summit)
Heads up
Getting there
Heiskell Hollow Trail access. About 1 h 11 min drive (37 mi) from Culpeper. 38.76206, -78.30408 · directions
Daylight at the trailhead
On October 14, 2026 — the day this page was generated — first light reaches this trailhead at 6:54 a.m., the sun rises at 7:21 a.m. and sets at 6:36 p.m., and the last usable light fades about 7:03 p.m. (EDT) — 11 h 15 min of daylight. At about 2.7 mph plus 30 minutes per 1,000 feet of climbing, the 22.2-mile route takes roughly 9 h 08 min, so leaving the trailhead at sunrise puts you back around 4:29 p.m. — 2 h 07 min before sunset.
Loop options
- Knob Mtn Trail — 4.0 mi loop, 700 ft gain
- Knob Mtn Trail + Jeremys Run Upper Trail + Knob Mtn Cutoff Trail — 13.8 mi loop, 2,352 ft gain
Nearby trails
- Tuscarora-Overall Run Trail — 0.5 mi
- Neighbor Mtn Trail — 4.0 mi
- Hull School Trail — 4.4 mi
- Appalachian National Scenic Trail — 9.7 mi