Chilling Heights at St. Mary's Glacier
Adventure Destination

Chilling Heights at St. Mary's Glacier

Explore the 1.5-mile trail at St. Mary's Glacier, near Idaho Springs, Colorado. This moderately challenging hike offers stunning views of the glacier and alpine lake, with activities like skiing and snowshoeing available year-round.

Hiking8.3/10Moderate
Photo Gallery

Category

Hiking

Typical Duration

2-4 hours

Difficulty

Moderate

About This Adventure Destination

St. Mary’s Glacier, located near Idaho Springs in Colorado’s rugged mountain region, offers a rare alpine experience just a short drive from Denver. This striking landmark is one of the few permanent snowfields in the state, holding onto its icy presence even during summer months. Visitors are drawn not only by the glacier itself but also by the crystal-clear turquoise lake that sits at its base, providing a stunning contrast against the surrounding evergreen forest and jagged peaks.

The glacier is actually a remnant of the last Ice Age, giving hikers and visitors a tangible connection to Earth’s glacial history. The trail that leads upward is steep and rocky, with sections of loose gravel and ice, making proper footwear essential. Tucked within Arapaho National Forest, the area’s geology features rugged granite rock formations carved by ancient glaciers, while the surrounding flora includes resilient alpine wildflowers and pine species adapted to the high elevation.

St. Mary’s Glacier is a beloved spot year-round. Summer offers hiking and tranquil lakeside views, while winter allows for snowshoeing and backcountry ski adventures. The changing seasons create distinctive landscapes, from icy blue snowfields to vibrant wildflower displays. The accessibility of this trail, combined with its breathtaking scenery, makes it stand out among Colorado’s mountain destinations.

Local visitors praise its serene atmosphere, the refreshing cool air near the lake, and the rewarding panoramic views atop the rocky outcrops above the glacier. It’s a place where nature’s raw beauty blends with outdoor challenge, inspiring visitors to appreciate Colorado’s alpine north front range.

Editorial Assessment

St. Mary's Glacier is a beautiful destination offering year-round access to snow and picturesque hiking opportunities. While it provides a unique combination of an alpine lake and glacier, its accessibility and familiarity contribute to its mid-range rating. It's a favorite among nature lovers but lacks the global renown of other iconic landmarks.

Chilling Heights at St. Mary's Glacier

Adventure Guide to Chilling Heights at St. Mary's Glacier

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1. Hiking the Glacier Trail

  • Special features: A 1.5-mile roundtrip trail climbs steeply through rocky terrain up to the snowfield and lake.
  • What to expect: Rocky, sometimes slippery paths; stunning lake views; panoramic summit vistas.
  • Visitor tips: Wear sturdy hiking boots, bring water and layers. Best visited late spring through early fall to avoid icy conditions.
  • Local insight: Starting early avoids crowds and offers peaceful moments at the lake. Avoid the $20 ski lot by parking at the nearby Silver Lake lot for $10.
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2. Snowshoeing and Backcountry Skiing

  • Special features: Winter and early spring keep the snowpack deep, perfect for snowshoeing or skiing near the glacier.
  • What to expect: Remote snowy terrain, crisp mountain air, fewer visitors.
  • Visitor tips: Bring traction devices, poles, and dress warmly; be prepared for wind and rapidly changing weather.
  • Local insight: The glacier remains icy year-round, requiring caution early or late season.
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3. Lakeside Relaxation and Wildlife Watching

  • Special features: The stunning alpine lake offers spots for resting, picnics, or light foot wading.
  • What to expect: Clear water, tranquil environment, occasional wildlife like mountain bluebirds and marmots.
  • Visitor tips: Bring sunscreen and insect repellent; maintain respect for fragile high-altitude ecosystems.
  • Local insight: Midday sun enhances the lake’s turquoise color, perfect for photos and quiet reflection.
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Getting There & Practical Info

  • Location: Approximately 45 minutes west of Denver near Idaho Springs, CO.
  • Directions: Take I-70 west from Denver to Exit 240, then follow signs to St. Mary’s Glacier.
  • Parking: $10 to $20 fee depending on lot, clean restroom facilities available.
  • Best time to visit: Late May through September for hiking; December to March for snow activities.
  • What to bring: Hiking boots, water, snacks, weather-appropriate clothing, sun protection, and traction devices in colder months. St. Mary’s Glacier offers a memorable outdoor experience combining adventure with serene alpine beauty that visitors will carry long after the hike ends.

Reviews

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Michael L Bodnarin the last week

Rough trail, it was absolutely worth the hike, even for a 72 yr. old grandpa.

R
Raina Saenza week ago

I truly don’t get tired of this place.. I have been up there thru many different seasons and to me it’s always very beautiful and peaceful!!

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Pat Pom2 weeks ago

I didn’t enjoy the hike to St Mary’s, (a bit too rocky for me), but once I got there, it was nice

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Mike Weir2 weeks ago

$20 parking , lots of people like it’s Disney world cause the hike is .5 miles to the lake it self there you can have great fishing Cliff jumping and swimming was late August and water is cold but still swim able

C
Camila Jaimes2 weeks ago

Great destination! Enjoyed the open trail and peaceful outdoor atmosphere.

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