Green Mountain and Summit Loop Trail
Green Mountain and Summit Loop Trail
2.7
(14)
65
hikers
01:53
6.23km
210m
Hiking
Embark on an easy hiking adventure on the Green Mountain and Summit Loop Trail, a 3.9-mile (6.2 km) route that offers rewarding views for its 687 feet (209 metres) of elevation gain. You can expect a mix of dirt paths and some rocky sections as you ascend. The highlight is…
Last updated: April 23, 2026
Tips
Your route passes through a protected area
Please check local regulations for:
Waypoints
Start point
Parking
116 m
Highlight (Segment) • Trail
Tip by
3.11 km
Highlight • Summit
Tip by
6.23 km
End point
Parking
Way Types & Surfaces
Way Types
3.68 km
2.57 km
Surfaces
3.45 km
2.47 km
230 m
< 100 m
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The Green Mountain and Summit Loop Trail is located within William Frederick Hayden Park. Parking is generally available at various trailheads around the park. To ensure a spot, especially on busy weekends, it's often best to arrive early in the morning.
Yes, the trail is generally dog-friendly. However, it's crucial to keep your dog on a leash at all times to protect wildlife and ensure a pleasant experience for all hikers. Always remember to pack out any waste.
The trail offers seasonal beauty year-round. Spring and summer bring vibrant wildflowers to the open slopes. In colder months, be prepared for potentially snowy, icy, or muddy conditions, especially on north-facing sections. Always check local weather conditions before heading out.
No, there are typically no permits or entrance fees required to hike the trails within William Frederick Hayden Park, including the Green Mountain and Summit Loop Trail. The park is free and open to the public.
The terrain is quite varied, offering a diverse hiking experience. You can expect a mix of dirt paths and rocky sections, with some areas potentially having 'baseball sized rocks' that require careful footing. Some parts might feature lush forests and trickling streams, while others are more arid and exposed.
The trail offers spectacular scenery. From the Green Mountain Peak, you can enjoy panoramic 360-degree views, often including the Denver cityscape, the Front Range Foothills, the Flatirons, and distant snow-capped peaks. The Green Mountain Trail section also provides beautiful vistas.
Yes, the route also passes through sections of the Green Mountain Trail, Summit Loop Trail, John O. Hayden Trail, and Hayden Trail, offering opportunities to explore different parts of William Frederick Hayden Park.
With a difficulty rating of 'easy' and an elevation gain of approximately 209 meters over 6.2 kilometers, this specific loop is generally considered suitable for beginners and families looking for a moderate outdoor experience. However, always assess your own fitness level.
Hikers may encounter various wildlife along the trail. While marmots are noted in some Green Mountain locations, and rattlesnakes in arid Colorado terrain, sightings depend on the season and time of day. Always observe wildlife from a respectful distance.
On average, hikers can expect to complete the Green Mountain and Summit Loop Trail in about 1 hour and 53 minutes. This duration can vary based on your pace, stops for photos, and trail conditions.
While popular with hikers, some sections of the trail may also be used by mountain bikers. It's important to be aware of your surroundings, share the trail courteously, and yield to others as appropriate.
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