Shirttail Peak–Fowler West Viewpoint, 5 sights is a 13.6-mile out-and-back in Boulder Open Space and Mountain Parks near Marshall, CO. The route passes Fowler West Viewpoint before reaching Shirttail Peak at the turnaround, 6.8 miles in. It climbs 2,386 ft, with sections as steep as 57% grade, and is mostly dirt. It scores 24/100 on the Ambleway Wildness scale: paved and peopled.
Elevation
0 mi5,568 – 7,038 ft · steepest grade: 57%14.2 mi
Getting there
Trailhead: Coal Seam Trail 39.95286, -105.23116
Nearest town Marshall, CO
Directions
AMBLEWAYwww.ambleway.com
Shirttail Peak–Fowler West Viewpoint, 5 sights
13.6 mi · ▲ 2,386 ft · 5 hr 44 min
Elevation 5,567–7,038 ft
Out & Back · Boulder Open Space and Mountain Parks
Trailhead: Coal Seam Trail · 39.95286, -105.23116
Weather Sep 4: Light drizzle, high 92°F / low 62° · precip 8% · wind 9 mph · sunrise 6:32 AM · sunset 7:29 PM
Dogs allowed on leash · Transit-accessible: CO 93 & Eldorado Springs Dr stop 130 m from the trailhead · Parking lot at the trailhead
- Start at the trailhead, heading SW.
- 50 ftBear left onto Coal Seam Trail, heading S.
- 0.5 miContinue straight onto Community Ditch Trail, heading SW.
- 1.9 miSharp left onto Doudy Draw Trail, heading W.
- 0.7 miContinue straight onto Spring Brook Loop North Trail, heading SW.
- 2.1 miContinue straight onto Fowler Trail, heading N.
- 0.9 miPass Fowler West Viewpoint.
- 350 ftBear right onto Bastille Descent Climbing Access Trail, heading NW.
- 500 ftSharp left onto Streamside Trail, heading W.
- 0.6 miSharp right onto Shirt Tail Peak Approach, heading NW.
- 350 ftReach Shirttail Peak, then turn around and head back the way you came.
- 350 ftSharp left onto West Ridge Climbing Access Trail, heading NW.
- 0.6 miSharp right, heading E.
- 500 ftBear left onto Fowler Trail, heading E.
- 1 miContinue straight onto Spring Brook Loop North Trail, heading N.
- 2.1 miContinue straight onto Doudy Draw Trail, heading S.
- 0.7 miSharp right onto Community Ditch Trail, heading N.
- 1.9 miContinue straight onto Coal Seam Trail, heading N.
- 0.5 miBear right, heading NE.
- 50 ftArrive back at the trailhead.
Each distance is the walk from the previous step. Tap a step for a map of its junction.
Trail surface
87% dirt12% gravel1% unspecified
Weather
Light drizzleTemperature 92°F62°
Feels like83°Precip8%Wind9 mphUV7Humidity17%
Rained 0.1″ 4 days ago
Hourly temperature
95°60°
Sunrise 6:32 AM12 AM3 AM9 AM12 PM3 PMSunset 7:29 PM
Sat
91°68°
Sun
91°64°
26%
Mon
87°66°
45%
Tue
87°62°
26%
Wed
83°60°
31%
Thu
92°62°
32%
Good to know
- Dogs allowed on leash
- Transit-accessible: CO 93 & Eldorado Springs Dr stop 130 m from the trailhead
- Parking lot at the trailhead
More from Coal Seam Trail Trailhead
- Marshall Mesa & Marshall Valley Trail Loop via Community Ditch Trail 2.5 mi · ▲ 172 ft
- Marshall Lake & Marshall Valley Trail Loop via Community Ditch Trail 3.1 mi · ▲ 168 ft
- Greenbelt Plateau Trail 4.1 mi · ▲ 359 ft
- Coal Seam Trail & Community Ditch Trail 4.7 mi · ▲ 193 ft
- Coal Seam Trail–Community Ditch Trail, 6 sights 9.9 mi · ▲ 554 ft
- Greenbelt Plateau Trail–High Plains Trail, 3 sights 12.1 mi · ▲ 849 ft
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