Green Mountain–Amphitheater Trail, 9 sights is a 7.4-mile out-and-back in Boulder Open Space and Mountain Parks near Orodell, CO. The route reaches Green Mountain. It climbs 3,015 ft, with sections as steep as 33% grade, and is mostly dirt. It scores 28/100 on the Ambleway Wildness scale: green fringe.
Elevation
0 mi5,807 – 8,124 ft · steepest grade: 33%7.6 mi
Getting there
Trailhead: Long Canyon Trail 39.98644, -105.31996
Nearest town Orodell, CO
Directions
AMBLEWAYwww.ambleway.com
Green Mountain–Amphitheater Trail, 9 sights
7.4 mi · ▲ 3,015 ft · 3 hr 58 min
Elevation 5,807–8,125 ft
Out & Back · Boulder Open Space and Mountain Parks
Trailhead: Long Canyon Trail · 39.98644, -105.31996
Weather Sep 4: Light drizzle, high 82°F / low 61° · precip 11% · wind 7 mph · sunrise 6:33 AM · sunset 7:30 PM
Parking lot at the trailhead
- Start on Long Canyon Trail, heading E.
- 1.4 miSharp right onto Ranger Trail, heading S.
- 1.1 miTurn left onto Green Mountain West Ridge Trail, heading SE.
- 300 ftPass Green Mountain.
- 1.1 miTurn right onto Saddle Rock Trail, heading NE.
- 0.6 miContinue straight onto Amphitheater Trail, heading N.
- 0.3 miTurn left onto Amphitheater Expressway, heading NE.
- 50 ftBear right onto Amphitheater Trail, heading NE.
- 500 ftSharp left onto Bluebell-Baird Trail, heading NW.
- 50 ftTurn right onto Amphitheater Trail, heading NW.
- 150 ftContinue straight onto Saddle Rock Trail, heading N.
- 50 ftContinue straight onto Gregory Canyon Trail, heading NW.
- 500 ftBear left onto Crown Rock, heading SW.
- 50 ftBear right onto Gregory Canyon Trail, heading SW.
- 1 miSharp left onto Green Mountain Lodge Road, heading W.
- 0.2 miBear right onto Long Canyon Trail, heading S.
- 1.4 miArrive back at the trailhead.
Each distance is the walk from the previous step. Tap a step for a map of its junction.
Trail surface
99% dirt1% unspecified
Weather
Light drizzleTemperature 82°F61°
Precip11%Wind7 mphUV7Humidity21%
Hourly temperature
85°60°
Sunrise 6:33 AM12 AM3 AM9 AM12 PM3 PMSunset 7:30 PM
Sat
80°62°
Sun
83°57°
33%
Mon
80°59°
47%
Tue
77°55°
30%
Wed
76°54°
34%
Thu
83°58°
36%
Good to know
- Parking lot at the trailhead
More from Long Canyon Trail Trailhead
- Long Canyon Trail 4.5 mi · ▲ 1,166 ft
- Tour Stop 80–Amphitheater Trail, 9 sights 6.4 mi · ▲ 1,783 ft
- Chautauqua Trail Overlook–Tour Stop 90, 15 sights 7.2 mi · ▲ 2,295 ft
- Tour Stop 50–1st/2nd Flatiron, 6 sights 8.6 mi · ▲ 2,837 ft
- 1st/2nd Flatiron–Bear Canyon - NCAR Trail, 6 sights 11.1 mi · ▲ 3,171 ft
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