Are dogs allowed on Flagstaff Mountain Summit via Gregory Canyon?

Yes, dogs are allowed on Flagstaff Mountain Summit via Gregory Canyon but must be kept on a leash at all times. Pack out waste and respect wildlife.

Do I need a permit to hike Flagstaff Mountain Summit via Gregory Canyon?

No, Flagstaff Mountain Summit via Gregory Canyon does not currently require a permit. Still check for seasonal closures or day-use fees with the managing agency before heading out.

How difficult is Flagstaff Mountain Summit via Gregory Canyon?

Flagstaff Mountain Summit via Gregory Canyon is rated difficult. It is 5.4 miles long with 1,880 feet of elevation gain. Difficulty ratings reflect a combination of distance, elevation gain, and terrain — your experience will depend on your fitness level and trail conditions.

Status unknown — verify before visiting

We don't have current condition data for this trail. Check with the land manager before you go.

See Colorado trail conditions

Flagstaff Mountain Summit via Gregory Canyon

DifficultOut and Back

Colorado

Flagstaff Mountain Summit via Gregory Canyon

Boulder, Colorado

5.4 mi

Distance

1,880 ft

Elev. Gain

2h 31m

Est. Time

Out & Back

Route Type

Difficult

Difficulty

About This Trail

Imported description

Dogs are not allowed on the trail. Hikers should be aware that they may not be able to complete the entire hike with their dog.

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:1,785 ft

Max:2,132 ft

573 ft

Trail Details

Route Type: Out & Back
Surface: Dirt

Official sources & verification

We don't have curated agency sources for this trail in our cache yet. Outdoors is not the permitting authority — confirm conditions, permits, and access with the managing agency before you go. If you know who manages this trail, please tell us.

Reviews

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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.

Hunt context