4.7
(9949)
16,411
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05:03
14.1km
830m
Hiking
Hike the difficult Little Blanco Trail for 8.8 miles (14.1 km) through alpine tundra and aspen groves to Quartz Lake in San Juan National Fo
Last updated: February 26, 2026
Tips
Your route passes through protected areas
Please check local regulations for:
South San Juan Wilderness
San Juan National Forest
Waypoints
Way Types & Surfaces
Way Types
14.1 km
Surfaces
14.1 km
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Sunday 5 July
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This route was planned by komoot.
The Little Blanco Trail is located near Pagosa Springs, Colorado. While specific parking details aren't provided, trailheads in the San Juan National Forest typically have designated parking areas. It's always a good idea to arrive early, especially during peak season, to secure a spot.
No, the Little Blanco Trail is rated as difficult. It features significant elevation gains, including a steep ascent of over 1,300 feet in the initial two miles. The high starting elevation (around 9,959 feet) and reaching over 12,250 feet can also be challenging for those not acclimated to altitude. Even a shorter hike to the Keyhole involves substantial climbing.
The terrain varies significantly. You'll start with winding switchbacks through meadows and large aspen groves. Beyond the 'Keyhole' or 'Window,' the trail transitions dramatically to high alpine tundra with scattered boulders and bedrock. Expect some challenging side-hill climbs, and snow can persist well into late spring and early summer.
The trail offers spectacular views. Highlights include the vibrant aspen groves in fall and colorful wildflowers in summer. You'll get sweeping panoramic views of the East Range mountains, including Square Top Mountain, Nipple Mountain, and Blackhead Peak. A notable landmark is the Keyhole (or 'Window'), a slim gap in a volcanic wall near Quartz Ridge, offering great views. Further along, you'll reach the pristine Quartz Lake.
The Little Blanco Trail offers opportunities for wildlife sightings. Moose are known to be in the area, and hikers might also spot other high-country animals. Always maintain a safe distance and do not disturb wildlife.
The Little Blanco Trail is primarily an out-and-back route. The full trail is approximately 14.8 miles round trip.
Yes, the trail connects with the Continental Divide Trail and passes junctions with the Quartz Lake Trail, Blanco River Trail, and Quartz Creek Trail, offering options for extended exploration.
Yes, the trail is open to dogs. Please ensure your dog is on a leash and that you follow all Leave No Trace principles, including packing out all waste.
The best time to hike is generally late summer and early fall. Snow can persist on the trail until late spring, making conditions challenging earlier in the season. Fall offers stunning displays of color from the aspen groves.
Generally, day hiking on trails within the San Juan National Forest does not require a specific permit or entrance fee. However, it's always advisable to check the official USDA Forest Service website for the San Juan National Forest for any current regulations, fire restrictions, or specific area permits that might be in effect, especially for overnight stays or certain activities.
The initial two miles are particularly steep, gaining over 1,300 feet with winding switchbacks. For a rewarding shorter hike, consider aiming for the Keyhole (or 'Window') near Quartz Ridge. This destination provides spectacular views and is an excellent spot for a break, offering a strenuous workout without committing to the full length of the trail.
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