Highlight • Natural Monument
Hiking
5.0
(5)
Running
5.0
(1)
This Highlight is in a protected area
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Tips
July 19, 2023
Hiking
November 9, 2023
Running

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Nearby routes
Best routes near Saint Mary's Snowfield

4
hikers
8.11km
03:41
930m
80m
The James Peak Trail offers a challenging yet incredibly rewarding journey through diverse terrain, from subalpine woodlands to open alpine tundras. You'll navigate rocky trails, cross the unique St. Mary's Glacier, and ascend technical scree fields, all while enjoying lush areas with wildflowers and the shimmering waters of St. Mary's Lake. From the summit of James Peak, you're treated to truly expansive 360-degree panoramic views of the Continental Divide and the Front Range, making every step of this demanding hike worthwhile. Keep an eye out for wildlife like marmots and deer, especially in the mornings. This is a difficult 5.0-mile (8.1 km) hike with 3063 feet (934 metres) of elevation gain, typically taking around 3 hours and 40 minutes.
Planning your visit requires careful consideration of the conditions. The St. Mary's Glacier section can be steep and exposed, often necessitating microspikes or crampons and an ice ax, particularly outside of summer. Given the significant elevation gain and high altitude, be ready for potential high winds and sudden weather shifts. Poor route signage in some areas means carrying a GPS device is a smart move for navigation. As a popular destination in Clear Creek County, arriving early at the trailhead is advisable to secure parking.
James Peak is a prominent "thirteener" and a focal point of the James Peak Wilderness, renowned for offering a unique glacial experience in Colorado. Beyond the stunning views, the mountain's steep eastern face attracts snow climbers and skiers to its technical couloirs. This trail provides an excellent opportunity to experience a true alpine environment, making it a standout among James Peak Wilderness hiking trails for those seeking a substantial challenge and unparalleled scenery.

5.44km
02:01
450m
110m
The Kingston Spur East via St. Mary's Glacier offers a diverse hiking experience, transitioning from shaded pine and aspen forests to rugged alpine terrain. You'll pass the beautiful St. Mary's Lake before reaching the unique St. Mary's Snowfield, which provides stunning panoramic views of the Front Range. The path to the snowfield is steep and rocky, but the reward is worth the effort.
This moderate 3.4-mile (5.4 km) hike involves a significant 1460 feet (445 metres) of elevation gain, typically taking around 2 hours and 1 minutes to complete. The trailhead parking requires a fee, and given its popularity, especially for those wanting to see the snowfield, arriving early is a good idea. Be aware that snow can linger on the trail even into summer, so check conditions before you head out.
While often called a glacier, the St. Mary's Snowfield is actually a permanent snowfield, offering a rare chance to experience snow year-round in the Colorado Front Range. This area is a gateway to longer adventures, with options to extend your hike towards James Peak for those seeking a more challenging day. It's a fantastic route for hikers looking for a substantial workout with incredible alpine scenery.

63
hikers
3.18km
01:18
200m
200m
The St. Mary's Glacier Trail offers a unique high-alpine experience, leading you through a varied landscape to a stunning semi-permanent snowfield. You'll start in a dense forest of pine and aspen, navigating a rocky path that gradually opens up to reveal the picturesque St. Mary's Lake. The route then continues with a steeper, rockier ascent to the snowfield itself, providing panoramic views of the surrounding Rocky Mountains. This moderate hike covers 2.0 miles (3.2 km) with 647 feet (197 metres) of elevation gain, typically taking around 1 hour and 17 minutes.
Planning your visit means preparing for high-altitude conditions, as the trailhead sits at over 10,400 feet. The trail is a popular day trip from Denver, so arriving early is a good idea to secure parking. Sturdy hiking shoes are a must, and if you're heading out in winter, be sure to bring snowshoes or micro-spikes for the snowy and icy sections. The trail is accessible year-round, offering different experiences depending on the season.
What's commonly called St. Mary's Glacier is actually a persistent snowfield, providing a rare opportunity for summer skiing or snowboarding. This trail is notable for delivering big mountain views with relatively less effort compared to longer, more technical routes. It also serves as a starting point for more challenging adventures, such as the hike to James Peak, making it a versatile option for various skill levels.
Details
Informations
Elevation 3,370 m
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Thursday 11 June
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-1°C
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Max wind speed: 20.0 km/h
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