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Saint Mary Falls Trail
Last Updated: December 2025
Overview
About This Trail
Moderate 3.2-mile out-and-back to Saint Mary Falls in Glacier National Park. Expect 250 ft of elevation gain and sections of uneven, rocky terrain.
Highlights
Difficulty Level
Easy to Moderate
Hike If / Skip If
Best for hikers with moderate fitness seeking a scenic, non-technical outing. Suitable for families with older kids; the route has uneven ground and rocky patches. Plan 1.5–2.5 hours.
Trail Highlights
St. Mary Falls and Virginia Falls; views of St. Mary Lake and surrounding mountains
The Sweat Reality
Moderate hike: 3.2 miles round-trip with about 250 ft of elevation gain. The trail is primarily packed dirt with some rocky, uneven sections; plan 1.5–2.5 hours.
The Arrival Protocol
The trailhead lot is small and fills quickly. To improve your chances, arrive before 9:00 AM or after 3:30 PM. In peak season, use the free Going-to-the-Sun Road shuttle to reduce parking demand.
The Payoff
Photo spots include the waterfall near the end and views of St. Mary Lake along the route. Use a wide-angle lens for landscapes and a telephoto for detail; much of the trail runs through shaded forest.
Insider Tips
• Combine the hike to St. Mary Falls with Virginia Falls for a fuller experience. • Start before 8 am or late in the day to dodge crowds and sun. • If the main lot is full, use the Sunrift Gorge pullout and ride the free shuttle.
Best Season to Hike
Summer (July–September)
Hiking Tips
- Carry 2 liters of water minimum.
- Bear spray and knowledge of usage.
- Sturdy shoes, sun protection, insect repellent.
- Do not rely on cell service; carry map and compass.
- Trekking poles help on rocky sections near the falls.
Family Info
Family-friendly with caution near water and on slippery rocks
ℹ️ Data Sources
Current time information in Flathead County, US. Google Reviews National Park Service YourNPGuide Editorial
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