Are dogs allowed on Flattop Mountain Trail?

Yes, dogs are allowed on Flattop Mountain Trail but must be kept on a leash at all times. Pack out waste and respect wildlife.

Do I need a permit to hike Flattop Mountain Trail?

No, Flattop Mountain Trail 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 Flattop Mountain Trail?

Flattop Mountain Trail is rated moderate. It is 3.3 miles long. 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 Alaska trail conditions

ModerateLoop

Alaska

Flattop Mountain Trail

Anchorage, Alaska

3.3 mi

Distance

1h 49m

Est. Time

Loop

Route Type

Moderate

Difficulty

About This Trail

The Flattop Mountain Trail, also known as the Grand Trail or the Big Trail, was built in 1925 in Rocky Mountain National Park in the Larimer County portion of the U.S. state of Colorado. Built in 1925, and rehabilitated in 1940 with Civilian Conservation Corps labor, it is listed on the National Register of Historic Places. The trail begins at 9500 feet of elevation at Bear Lake and climbs Flattop Mountain to a maximum elevation of 12,324 feet on the Continental Divide.

Source: Wikipedia — text licensed CC BY-SA 4.0. Verify trail conditions and seasonal closures with the managing agency before you go.

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.

Trail Details

Route Type: Loop
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.