South Dakota trails · Grizzly #7
Grizzly #7
A 5.3-mile out-and-back in South Dakota, with 1,417 ft of climbing. Managed by the U.S. Forest Service.
Length
5.3 mi
Elevation gain
1,417 ft
Difficulty
Hard
Max grade
28%
Steepest mile
+689 ft
Tread at ≥10% grade
1.2 mi
Shape
out-and-back
Managed by
U.S. Forest Service
Elevation profile
Most of the climbing sits in the final third — 69% of the ascent, between mile 3.5 and mile 5.3.
3-D terrain
USGS 3DEP ELEVATION × ESRI WORLD IMAGERY · VERTICAL ×1.5
Daylight at the trailhead
On August 31, 2026 — the day this page was generated — first light reaches this trailhead at 5:46 a.m., the sun rises at 6:15 a.m. and sets at 7:31 p.m., and the last usable light fades about 8:01 p.m. (MDT) — 13 h 16 min of daylight. At about 2.7 mph plus 30 minutes per 1,000 feet of climbing, the 10.6-mile round trip takes roughly 5 h 21 min, so leaving the trailhead at sunrise puts you back around 11:36 a.m. — 7 h 55 min before sunset.
Loop options
- CENTENNIAL ON HELL + HORSETHIEF #14 + GRIZZLY #7 — 10.6 mi loop, 1,792 ft gain
Nearby trails
- Paha Sapa Trail — 3.4 mi
- Harney # 9 North — 3.6 mi
- Centennial On Hell — 4.2 mi
- Little Devil's Tower — 4.6 mi