2.7
(23)
99
hikers
01:11
4.43km
50m
Hiking
The Boulders, Swoop, and Perma Grin Loop is an easy 2.8 miles (4.4 km) hiking route within the Timberline Trail System. You will gain 159 feet (48 metres) in elevation over an estimated 1 hour and 10 minutes. This loop offers a pleasant and accessible outdoor experience.
Last updated: March 7, 2026
Waypoints
Start point
Parking
Get Directions
500 m
Highlight • Trail
Tip by
4.43 km
End point
Parking
Way Types & Surfaces
Way Types
3.75 km
651 m
Surfaces
3.90 km
422 m
< 100 m
Sign up to see more specific route details
Sign up for free
Elevation
Sign up to see more specific route details
Sign up for free
Weather
Powered by Foreca
Tuesday 19 May
8°C
-3°C
48 %
Additional weather tips
Max wind speed: 6.0 km/h
to get more detailed weather forecasts along your route
This route was planned by komoot.
The Boulders, Swoop, and Perma Grin Loop is an easy hike that generally takes about 1 hour and 11 minutes to complete. This duration can vary based on your pace and how often you stop to enjoy the surroundings.
The trail features varied terrain, including sections that wind through impressive boulder fields, as suggested by its name. You'll encounter areas with numerous small boulders and potentially some gentler sections through wooded areas. It's an easy hike with minimal elevation changes.
Yes, the Timberline Trail System, including the Boulders, Swoop, and Perma Grin Loop, is generally dog-friendly. However, it's always best to keep your dog on a leash to protect wildlife and ensure a pleasant experience for all trail users. Please remember to pack out any waste.
The Boulders, Swoop, and Perma Grin Loop is enjoyable throughout much of the year. Spring and fall offer pleasant temperatures and beautiful scenery. Summer is also great, though it can be warmer. Winter hiking is possible, but be prepared for snow and ice, which can change trail conditions significantly.
Typically, there are no specific permits or entrance fees required to hike the trails within the Timberline Trail System, Colorado Mountain College. However, it's always a good idea to check local regulations before your visit, as policies can sometimes change.
The Boulders, Swoop, and Perma Grin Loop is part of the Timberline Trail System, Colorado Mountain College. Parking is usually available at designated trailheads within or near the college campus. Look for signs indicating public parking for trail access.
Yes, this route is a loop that incorporates sections of several other well-known paths. You'll find yourself on parts of the Mineral Belt Trail, Perma Grin, Boulders, Swoop, and Back 9 trails as you complete the loop.
While specific panoramic viewpoints are not detailed for this easy loop, the trail's name suggests it winds through interesting geological features, particularly boulder fields. As part of the Timberline Trail System, you can expect pleasant wooded sections and the natural beauty typical of the area around Colorado Mountain College.
Given its 'easy' difficulty rating, relatively short distance of 4.43 km, and minimal elevation gain, the Boulders, Swoop, and Perma Grin Loop is generally suitable for families with young children. It offers a manageable outdoor experience without being overly strenuous.
As a relatively short loop within the Timberline Trail System, dedicated restrooms or water sources directly on the trail are unlikely. It's advisable to use facilities at the trailhead or nearby Colorado Mountain College campus before starting your hike and to carry enough water for your group.
For this easy hike, comfortable walking shoes or light hiking boots are recommended. Dress in layers appropriate for the weather, and bring water, especially on warmer days. Sun protection like a hat and sunscreen is also a good idea. A small backpack for essentials will suffice.