Horsetooth Mountain Open Space
Fire Line Viewpoint–Horsetooth Reservoir, 6 sights
9.1 mi · ▲ 2,002 ft · 4 hr 2 min
Fire Line Viewpoint–Horsetooth Reservoir, 6 sights is a 9.1-mile out-and-back in Horsetooth Mountain Open Space near Horsetooth Heights, CO. The route passes Horsetooth Reservoir before reaching Fire Line Viewpoint at the turnaround, 4.5 miles in. It climbs 2,002 ft, with sections as steep as 19% grade, and is mostly dirt. It scores 49/100 on the Ambleway Wildness scale: green fringe.
Elevation
Getting there
Directions
Fire Line Viewpoint–Horsetooth Reservoir, 6 sights
9.1 mi · ▲ 2,002 ft · 4 hr 2 min
Elevation 5,460–6,280 ft
Out & Back · Horsetooth Mountain Open Space
Trailhead: 40.53216, -105.16275
Weather Sep 6: sunrise 6:34 AM · sunset 7:26 PM
Toilets at the trailhead · Drinking water at the trailhead · Parking lot at the trailhead
- Start at the trailhead, heading NW.
- 50 ftPass Horsetooth Reservoir.
- 50 ftTurn right onto Swan Johnson Trail, heading N.
- 200 ftContinue straight onto Nomad Trail, heading NW.
- 0.5 miBear right onto Towers Trail, heading NW.
- 0.5 miBear right onto Stout Trail, heading SW.
- 50 ftContinue straight onto Towers Trail, heading SW.
- 0.4 miBear right onto Loggers Trail, heading N.
- 0.2 miBear right onto Herrington Trail, heading N.
- 50 ftContinue straight onto Loggers Trail, heading N.
- 1 miTurn left onto Mill Creek Trail, heading NW.
- 1 miTurn left onto Howard Trail, heading E.
- 0.3 miTurn right, heading NE.
- 0.1 miContinue straight onto Arthur's Rock Trail, heading S.
- 0.4 miReach Fire Line Viewpoint, then turn around and head back the way you came.
- 0.6 miTurn left onto Howard Trail, heading SE.
- 0.2 miTurn right onto Mill Creek Trail, heading E.
- 1 miTurn right onto Loggers Trail, heading S.
- 1 miContinue straight onto Herrington Trail, heading SW.
- 50 ftBear left onto Loggers Trail, heading S.
- 0.2 miBear left onto Towers Trail, heading S.
- 0.4 miContinue straight onto Stout Trail, heading S.
- 50 ftBear left onto Towers Trail, heading S.
- 0.5 miBear left onto Nomad Trail, heading E.
- 0.5 miContinue straight onto Swan Johnson Trail, heading S.
- 200 ftTurn left, heading E.
- 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
Weather
Good to know
- Toilets at the trailhead
- Drinking water at the trailhead
- Parking lot at the trailhead
More from this trailhead
- Horsetooth Mountain–Horsetooth Reservoir, 6 sights 7.6 mi · ▲ 2,022 ft
- Arthurs Rock–Arthur's Rock, 9 sights 10 mi · ▲ 2,419 ft
- Lodgepole Drive Viewpoint–Horsetooth Reservoir, 7 sights 10.5 mi · ▲ 468 ft
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