Saint Mary's Lake – Saint Mary's Snowfield loop from St. Mary's

Routes

Hiking trails & Routes

Clear Creek County

St. Mary's

Saint Mary's Lake – Saint Mary's Snowfield loop from St. Mary's

Moderate

hikers

Saint Mary's Lake – Saint Mary's Snowfield loop from St. Mary's

03:54

12.0km

480m

Hiking

Moderate hike. Good fitness required. Mostly walkable paths. Sure-footedness required. The starting point of the route is right next to a parking lot.

Last updated: September 10, 2026

Tips

Your route passes through protected areas

Please check local regulations for:

James Peak Wilderness

Arapaho National Forest

Waypoints

Start point

Parking

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1.30 km

Saint Mary's Lake

Highlight • Lake

Saint Mary's Lake is fed by the melting Saint Mary's Glacier. There is a paid parking area below the lake with restrooms and informational signs. The hike up to the …

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1.89 km

Saint Mary's Snowfield

Highlight • Natural Monument

Saint Mary's Glacier actually isn't a glacier at all; it's simply a snowfield that doesn't completely melt in the warmer months. The persistence of snow throughout the year caused people …

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5.20 km

Loch Lomond

Highlight • Lake

Loch Lomond is a mountain lake in the high forests of Colorado. There are actually several lakes in the area, and they are all interconnected, with Loch Lomond being the …

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5.41 km

Loch Lomond

Highlight • Lake

Loch Lomond is a mountain lake in the high forests of Colorado. There are actually several lakes in the area, and they are all interconnected, with Loch Lomond being the …

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9.10 km

Loch Lomond Winter Trailhead

Highlight • Parking

There is roadside parking here along Steuart Road, a gravel trail that leads up to Loch Lomond. You can drive to the top and park right along the lake, or …

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