Hidden Lake Trailhead

Hidden Lake Trailhead overlook in Glacier National Park shows turquoise lake, pine forests, and rugged peaks.

Elevation gain: 1338 feet. This moderate climb tests your consistency; weather can flip fast, stay hydrated and keep a steady pace. The mountain doesn't care about excuses—water is life.

Quick facts

Distance Miles: 5.1
Route Type: Out-and-back
Difficulty: moderate
Difficulty Level: Moderate

Trail profile

Distance Miles: 5.1
Route Type: Out-and-back
Difficulty: moderate
Difficulty Level: Moderate
Elevation Gain Feet: 1325
Estimated Time: 3-4 hours for the lake; 1.5-2 hours for the overlook
Trail Surface: Paved portions, boardwalk, then packed dirt and rock
Trail Features: Bearhat Mountain views
Reynolds Mountain views
meadows
wildlife sightings
Trail Highlights: Alpine lake, surrounding peaks, meadows, and frequent wildlife sightings

Trailhead & access

Trailhead Location: Behind the Logan Pass Visitor Center, Going-to-the-Sun Road
Parking Lot Size: Large Logan Pass lot, but extremely limited and fills very early
Parking Fill Time: Full by 7:00-7:30 AM; arrive by 6:30 AM for guaranteed parking
Shuttle Details: Glacier National Park shuttle system operates from July through Labor Day as an alternative to driving

Permits & conditions

Permits Required: Yes
Permit Details: No vehicle reservation is required in 2026. The trail starts at Logan Pass, where a 3-hour parking limit is enforced July 1 – Sept 7, 2026 — enough for the overlook, tight for the full lake descent. Consider the ticketed Logan Pass Shuttle (Recreation.gov).
Fees: A standard Glacier National Park entrance fee applies
Trail Status: Open
Seasonal Closures: Snow can linger into July; early snowfalls can occur in September; mud season late spring through early summer

Facilities & rules

Restrooms At Trailhead: 1
Water Sources: Dry trail; bring a minimum of 3 liters per person
Accessibility: Family-friendly to overlook due to the boardwalk; the lake hike is steeper and less suitable for very young children

Safety & strategy

Hazards: Bear country (Grizzly and Black Bears)
Lightning and storm risk at Logan Pass
Sudden weather changes (rain, wind, cold)
Snowfields and ice (even in summer)
Steep drop-offs near the overlook
Hazard Details: Carry bear spray and know how to use it; monitor weather and wind; stay on marked trails; be cautious on rocky descents
Cell Service: Extremely limited to non-existent
Crowd Level: High
Peak Crowd Times: Late morning to early afternoon
Best Season: Mid-July through early September
Best Time To Visit: Mid-July through early September offers the most reliable snow-free conditions. Start pre-dawn to beat crowds and secure parking.
Tips Advice: Carry at least 3 liters of water.
Bear spray is mandatory.
Wear sturdy boots and bring trekking poles.
Traction devices may be necessary for early-season snow/ice; dress in layers for rapid weather changes.

More details

Trail Markers: Some sections poorly marked
Dogs Allowed: false
Biking Allowed: false
Shade Level: Full sun exposure for most of the trail
Emergency Contacts: Glacier National Park rangers; 911 for emergencies
Map Recommended: 1
Best For: Families
Wildlife enthusiasts
Moderate hikers
Snow Dates: Snow can linger into July; early snowfalls can occur in September
Mud Season: Late spring through early summer
Bug Season: Mosquitoes can be prevalent near the lake
Insider Tips: Hike to the overlook first for a solid payoff with less effort.
Arrive at Logan Pass before 7:00 AM to secure parking; use the shuttle if possible.
Bring bear spray and 3 liters of water; wear sturdy boots and trekking poles.
Start early or late to avoid peak crowds and heat.
Family Friendly Notes: Overlook is family-friendly; descent to the lake is steep and may be challenging for young children or those with knee issues; altitude considerations
Nearby Facilities: Logan Pass Visitor Center; Vault toilets near Hidden Lake; facilities at the trailhead
Review Summary: Hikers note the 1,325 ft gain is a steady climb with exposed sections and frequent wildlife sightings. The overlook route tends to be less crowded than the lake approach, but crowds can still overwhelm during peak season. The trail is well-maintained, though some sections may be poorly marked.