Signal Mountain Trail

Q: Do I need special gear?

Trekking poles are essential (not optional) for knees on descent. Wear boots with ankle support, not trail runners—that descent punishes unstable footwear. Carry 2L minimum water, electrolytes, and a basic first aid kit. A map or GPS device is smart given unknown trail marker conditions.

Q: What if I'm not that fit?

Be honest: 980 ft of elevation gain is steep for an out-and-back. Unfit hikers report significant struggle and regret on descent. If you hike 2–3 miles on flat terrain without exhaustion, you can likely finish this, but plan 5+ hours and take frequent breaks. The descent is harder than the climb.

Q: Are there bears on this trail?

Yes, bear country. Make noise continuously (talk, clap, use a bear bell). Don't hike at dawn or dusk when bears feed. Carry bear spray (optional but smart). Never approach wildlife; report sightings to rangers.

Q: What time should I start?

Start by 7:00 AM to finish before 1–2 PM. The descent in harsh midday sun is brutal, and fading light turns the rooty sections dangerous. Earlier is better—sunrise light is also best for summit photos.

Overview

About This Trail

Signal Mountain Trail is a 6.7-mile out-and-back moderate hike with 980 feet of elevation gain that will test your legs but deliver panoramic payoff. The narrow, root-laden path winds relentlessly upward through forest cover before opening to the summit, where you'll stand above Jackson Hole with the Teton Range sprawled across your view. Expect 3 to 5 hours depending on fitness and photo stops; the descent is technical and unforgiving. This is not a casual forest walk—it's a grit builder.

Highlights

Difficulty Level

Moderate

Trail Highlights

Summit views of the Teton Range and Jackson Hole valley. This is a legitimate payoff—the panorama justifies every root and every switchback.

Insider Tips

• The false flat at mile 3 will trick you into thinking you're near the top—you're not. Keep pushing. • The real payoff isn't the final 0.1 miles to the absolute summit; stop at the main vista platform and save energy for the descent. • Early morning light hits the Tetons perfectly around 7:30–8:30 AM. • Descending in harsh midday sun is brutal; plan accordingly. • Hikers underestimate the rooty sections; poles prevent knee destruction on the way down.

Best Season to Hike

Summer and Fall

Hiking Tips

Tighten your boots—the descent is steep and rooty; loose footwear invites twisted ankles.
Carry a minimum 2L of water; no sources on trail.
Trekking poles are not optional—they absorb impact on the way down.
Start early; the climb gets brutally exposed in full sun.
Make noise (especially early season)—bears use these slopes.
Scout the descent in daylight; don't push past 2 PM if you're slow.
Sunscreen and a hat are non-negotiable at elevation.

Family Info

Older kids (10+) in good fitness condition can do this. The 980 ft elevation gain is real—younger or less fit children will struggle. Exposed roots on descent are a fall hazard; supervision mandatory. Keep hands available for balance on technical sections.

Details

Trail Specifications

Distance: 6.7 miles

Elevation Gain: 980 ft

Duration: 3–5 hours depending on fitness and breaks.

Difficulty: Moderate

Route Type: Out and back

Surface: Narrow, winding dirt trail with exposed rocks and roots throughout. Increasingly steep in upper sections.

Getting There

Trailhead: Signal Mountain Lodge. Park at the lodge, cross the Teton Park Road, and follow signs to the trailhead.

Requirements

Permit Required

No permits or reservations required.

Fees: $35 — Entrance - Private Vehicle (valid 7 days). Motorcycle: $30. Per person (foot/bike/ski): $20. See nps.gov/grte/planyourvisit/fees.htm for commercial vehicle rates and nonresident fees.

Shuttle Available

No shuttle required. Park at Signal Mountain Lodge and access the trailhead on foot.

Trail Rules

Dogs: No. Pets are not permitted on park trails.

Biking: No. Hiking only.

Map/GPS recommended

Trail Features

Conditions & Safety

Water: No reliable water sources on trail. Carry a minimum 2L and filter before departure if possible.

Shade: Forest cover protects the lower sections; shade drops significantly as elevation increases. Upper portions and summit are fully exposed.

Hazards:

Narrow, winding trail with exposed rocks and roots creates a technical descent. Average 8% slope with sustained elevation gain can exhaust unfit hikers. Limited water and increasing sun exposure as elevation rises. No shade on summit. Weather can deteriorate quickly at elevation in afternoon hours. Bear country—make noise.

Emergency: Emergency: 911. Non-emergency: Grand Teton National Park Headquarters (307) 739-3300.

Accessibility & Family

Accessibility:

Not wheelchair or universally accessible. Rooty, steep terrain with exposed rocks demands solid balance and leg strength. 8% average slope is relentless. Descent is technical.

Family Notes:

Nearby Facilities

Signal Mountain Lodge offers dining and lodging. Signal Mountain Campground is nearby. Colter Bay area (northbound) offers visitor center, campgrounds, marina, and additional services. Colter Bay Visitor Center is the closest visitor facility.

FAQs

Is this hike safe to do alone?

Yes, but carry a charged phone (cell service unknown) and tell someone your plan. The trail is traveled regularly, so rescue is feasible. Make noise—bear country is active here. Never solo this in fading light; the rooty descent is a twisted-ankle machine after dusk.

Do I need special gear?

What if I'm not that fit?

Are there bears on this trail?

What time should I start?

🏞️ National Park Service 📝 YourNPGuide Editorial

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