Are dogs allowed on Lion's Lair Trail?

Yes, dogs are allowed on Lion's Lair Trail but must be kept on a leash at all times. Pack out waste and respect wildlife.

Do I need a permit to hike Lion's Lair Trail?

No, Lion's Lair 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 Lion's Lair Trail?

Lion's Lair Trail is rated moderate. It is 4.4 miles long with 1,247 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.

What is the best season to hike Lion's Lair Trail?

Lion's Lair Trail is best hiked in spring, summer, and fall. Conditions vary year to year — check the trail status and weather forecast before your visit.

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

ModerateOut and Back

Colorado

Lion's Lair Trail

Boulder, Colorado

4.4 mi

Distance

1,247 ft

Elev. Gain

1h 53m

Est. Time

Out & Back

Route Type

Moderate

Difficulty

About This Trail

Lion's Lair Trail is a scenic out-and-back trail located in Boulder, Colorado. The trail spans approximately 4.4 miles and features a dirt surface, making it a popular choice for hikers looking for a moderate challenge. The trail climbs steeply, with an elevation gain of 1,247 feet, reaching a maximum elevation of 2,076 meters. The surrounding area is typical of the Boulder region, offering views of the foothills and a chance to experience the natural beauty of Colorado's Front Range.

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.

Hazards & Warnings

steep elevation gain

Elevation Profile

Min:1,874 ft

Max:2,076 ft

380 ft

Trail Details

Dogs on leash

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.

Best Seasons

Spring Summer Fall

Highlights

scenic viewsfoothills

Reviews

No reviews yet

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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