Skip to main content
Green Mountain via Gregory Canyon, Ranger, E.M. Greenman, Saddle Rock and Amphitheater Loop route map
Difficulty: DifficultLoop

Green Mountain via Gregory Canyon, Ranger, E.M. Greenman, Saddle Rock and Amphitheater Loop

Boulder, Colorado

4.6 mi

Distance

2,457 ft

Elev. Gain

2h 42m

Est. Time

Loop

Route Type

Difficult

Difficulty

About This Trail

Green Mountain via Gregory Canyon, Ranger, E.M. Greenman, Saddle Rock and Amphitheater Loop is a loop trail in Boulder County, Colorado. It is 4.6 miles long and gains 2,457 feet. It is in or next to Boulder, Colorado.

From the trail data on this page.

Trail Conditions

Trail Conditions

Unknown

We have no current condition data for this trail. Check with the operator before you go, and submit a report below if you've been recently.

No recent condition reports. Be the first to share what you see on the trail.

Elevation Profile

Min:1,784 ft
Max:2,467 ft
Gain:749 ft
Loss:749 ft
Elevation profileA line rising and falling between 1,784 ft and 2,467 ft across 4.6 mi along the route, drawn from start to end.1,784 ft2,012 ft2,239 ft2,467 ft0.0 mi1.1 mi2.3 mi3.4 mi4.6 mi

Elevation at the labelled points along this route
PointDistance from startElevation
Start0.0 mi1,785 ft
High point2.7 mi2,467 ft
End4.6 mi1,785 ft

Trail Details

Route Type
Loop

Official sources & verification

Verify before you go

Where it is

Nearest town:
Boulder, CO · in or next to town
County:
Boulder County, CO

Nearest town and county from U.S. Census Bureau place records and county boundaries.

We display cached information from agency feeds. Hours, fees, permits, closures, fire restrictions, and conditions change without notice. Outdoors is not the permitting authority. Confirm current conditions for this trail using the links above before you go — you are responsible for compliance. Last verified by us: May 23, 2026. Our copy is more than a month old — please reconfirm with the agency before relying on it.Spot an error in our data?

Reviews

No reviews yet

Be the first to share your experience and help others plan their visit.

Legacy import — verify before navigating

Path geometry came from our pre-launch legacy database. Routes have not yet been re-verified against the operator and may differ from the actual trail.

Spot an error in our data on Green Mountain via Gregory Canyon, Ranger, E.M. Greenman, Saddle Rock and Amphitheater Loop?