A nice mountain hike through varied forest to an alpine lake, with interesting eroded areas due to a 1982 dam failure. A long uphill climb brings you to a high valley surrounded by high peaks and with with scenic vistas to the South. Allow most of the day and watch for quickly changing weather conditions.

Quick Facts

Hike Lawn Lake
Location Rocky Mountain National Park, off Old Fall River Road Map
GPS, trailhead 40.407059,-105.626857
Overall Rating 3 of 5 3/5 – Pretty nice hike
Difficulty Moderate
Distance, Round Trip 12.9 miles (20.8 km) allow 5+ hours
Starting Elevation 8,540 ft (2602 m)
Highest Elevation 10,987 ft (3349 m)
Animals Permitted Horses, llamas (with guide), no dogs
Fishing Catch and release only
Driving from Boulder 45 miles (72 km) – 1 hour 15 minutes
Entrance Fee $20 Rocky Mountain National Park entrance fee or annual pass
Highlights Aspen forest, dramatic views, interesting dam washout area

Trail Map With Photos & Notes


View Rocky Mountain National Park – Lawn Lake in a larger map

Driving Directions

Note: The road inside the park to this trailhead may be seasonally closed in Winter. From Pearl and 28th in Boulder, head North on 28th St (36) and it will become US 36W. After 14.3 miles you will reach Lyons. Turn left onto CO-66 W/US-36 W. In downtown Lyons, follow the signs to stay on 36W. After 20.3 mi in Estes Park, continue onto Wonderview Ave. After 1.6 miles it becomes Fall River Road. Continue for 5.4 miles. You will pass through the park entrance. After a sign for Sheep Lakes and a big bend in the road appears, take a right onto Old Fall River Road. The Lawn Lake trailhead is on the right.

Navigating the Trial

  • The trail to Lawn Lake is clearly marked. There are several trail junctions. Follow the Lawn Lake trail all the way.

Words of Warning

  • Weather in the Rocky Moutains can change quickly. Watch out for thunderstorms in the summer. Be prepared to turn back at any time.

More Information

Photos