Trailhead information
String Lake
PrimaryThe standard start and finish. NPS gives the Cascade Canyon/Paintbrush Canyon loop as 19.0 miles from here.
- No restrooms
- No water

Grand Teton National Park · Wyoming
Classic loop hike.
Get an alert when a night opens on your Paintbrush dates.
Source: recreation.gov
70% of the openings our scanner caught on Paintbrush were gone within 10 minutes.
The loop is 19 miles from String Lake Trailhead, and it climbs from 6,878 ft to 10,700 ft at Paintbrush Divide. There are 5 places to camp on the loop.

Between Paintbrush Canyon trail junction (String Lake) and Outlier Site.
First camping zone on the climb, in forest below the open upper canyon.
Paintbrush-Cascade Loop, stop by stop from String Lake Trailhead
As of September 2026, Paintbrush in Grand Teton National Park, Wyoming requires a permit issued via reservation. Paintbrush is a high-demand permit, rating 7/10 on PermitSnag's demand index. Cancelled Paintbrush permits are re-released on the booking system, and PermitSnag alerts you the moment one opens. The permit season for Paintbrush runs May 1 through October 31. The Paintbrush route covers 19 miles, rated strenuous.
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More on Paintbrush: Live availability activityWhen Paintbrush permits open upChance of an openingDo I need a Paintbrush-Cascade Loop permit?
Paintbrush permit fee: $20 flat permit fee, non-refundable, plus $7 per person per night, refundable until five days before your start date.
Nineteen miles over Paintbrush Divide and back down Cascade Canyon, on a divide the park says can need an ice axe as late as August.
The Paintbrush-Cascade loop is 19.0 miles from the String Lake trailhead, per the park's own route list, which suggests one night for it.
Camping is zone-based rather than site-based. Lower Paintbrush, the Outlier Site, Holly Lake and Upper Paintbrush sit on the way up; North Fork Cascade is on the way down. South Fork Cascade is a side trip up the South Fork, off the loop. Holly Lake is three campsites near Holly Lake in Paintbrush Canyon; North Fork Cascade is a zone near, but not at, Lake Solitude. Group sites exist at Holly Lake, North Fork Cascade and South Fork Cascade. Inside a zone you pick your own spot between the boundary signs. Campfires are not allowed in any mountain camping area. The park sets a quota for both the number of permits and the number of people issued on any given night.
Group size is the park's own sentence: individual permits can consist of up to six people, and groups of 7-12 people must camp in designated group sites.
Advance reservations for the May 1 to October 31 peak season opened January 7, 2026 at 8:00 am MST on Recreation.gov. Recreation.gov's season information block says January 10 elsewhere on the same permit, and the park's own About section still carries a stale 2025 date. Only about one third of backcountry camping permits go to advance reservation; about two thirds are available via walk-up through Grand Teton's permit offices, first-come first-served, obtainable one day before your start date. Fees are $20 flat per permit, non-refundable, plus $7 per person per night, refundable until five days before you start. Maximum stay is two nights per location, ten nights between June 1 and Labor Day, and thirty nights per year.
Bear canisters are mandatory. The park requires Interagency Grizzly Bear Committee approved containers for food storage in the backcountry, and permit holders can check one out free of charge at any permit-issuing station. The Upper Paintbrush zone carries its own reminder of the same rule.
For 2026, the Death Canyon Road and Trailhead are closed to all use from June 19 to September 7, which removes the 37.1-mile Death Canyon/Paintbrush variant for the season. Fire danger was listed as HIGH on July 31, 2026.
The park publishes the loop as 19.0 miles from the String Lake trailhead, and suggests one night.
Camping is by zone. The relevant ones are Lower Paintbrush, Upper Paintbrush, Holly Lake (which the park describes as three campsites near Holly Lake in Paintbrush Canyon) and, on the far side, North Fork Cascade, described as a camping zone in the North Fork of Cascade Canyon near, but not at, Lake Solitude. South Fork Cascade is up the South Fork from the canyon junction, off the loop. Group sites exist separately at Holly Lake, North Fork Cascade and South Fork Cascade. Zones are marked by a sign at each end and you choose your own campsite inside the boundary; campfires are not allowed in any mountain camping area.
The divide is the crux. Recreation.gov's guidance is explicit: safe travel over Paintbrush, Static Peak and Moose Basin Divides, and Hurricane, Mt. Meek and Fox Creek Passes requires an ice axe and knowledge of its use as late as August, and if you are planning to cross any divide before late July without those skills, consider an alternate route. The park's own conditions report on 2026-07-19 had Paintbrush Canyon snow free to Holly Lake, with snow patches higher up and ice axe and crampons advised.
This is the Tetons' signature loop and the reason most people apply for a Grand Teton backcountry permit at all. It links two of the range's biggest canyons over a 10,000-foot divide, passes Holly Lake and Lake Solitude, and puts the Grand, Owen and Teewinot in front of you for most of a day. The park's own note on it is short and telling: this is an extremely busy trail July and August.
Up through forest and boulder fields into Paintbrush Canyon, over a divide that is often still holding snow, then down into Cascade with the north face of the Grand filling the head of the canyon. Camp in a zone rather than at a numbered site, which means you pick your own spot inside a marked boundary.
Best for: Fit backpackers with snow-travel skills, or anyone willing to wait until the divide melts out in late July or August.
Recommended experience: Multi-day mountain backpacking plus ice-axe use and self-arrest for an early crossing. The exposure rating reflects a steep snow traverse at 10,000 feet with a long runout. It drops considerably once the divide is bare.
Not recommended for: Parties without an ice axe before late July. The divide is a steep, high-consequence snow slope early in the season, and the park says so in plain language.
Trailhead information
The standard start and finish. NPS gives the Cascade Canyon/Paintbrush Canyon loop as 19.0 miles from here.
Trailhead information
Clockwise start up Cascade Canyon. NPS gives the Cascade Canyon/Death Canyon loop as 25.8 miles, or 23.4 miles with the ferry option, which is the only ferry saving it publishes.
Late July through September. Before late July the divide is a snow climb rather than a hike, and the park says as much. September clears the crowds and the snow both, though nights get cold at 9,000 feet. The permit season runs May 1 to October 31.
Trailhead (5,000 ft)
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Sunrise from Paintbrush Divide, with the whole range coming out of shadow to the south.
Late afternoon at Lake Solitude, when the north face of the Grand catches warm light across the water.
The park calls this an extremely busy trail in July and August. Camp high, start before dawn, and you will have the divide to yourself for the first two hours.
Emergency contacts, ranger station locations, and satellite communicator tips for Paintbrush.
Bear canister requirements, approved container lists, and rental locations for this permit.
Gear Checklist: Required and recommended gear for Paintbrush · Shuttle Services: Trailhead transportation options · Guide Services: Experienced wilderness guides
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For an overnight, yes: a Grand Teton backcountry permit, at $20 flat per permit plus $7 per person per night. Day hiking the loop needs no permit. About one third of permits are reservable in advance and roughly two thirds are held for walk-ups the day before your start date.
19.0 miles, per the park's own backcountry route list, which suggests one night. The park's pace guidance is to expect no more than 2 miles per hour with an extra hour for every 1,000 feet of gain, and it recommends against planning more than one pass in a day.
Often, yes. The park's guidance is that safe travel over Paintbrush Divide requires an ice axe and knowledge of its use as late as August, and that anyone planning to cross a divide before late July without those skills should consider an alternate route. The 2026-07-19 conditions report had the canyon snow free to Holly Lake with snow patches above, advising an ice axe and crampons.
Yes. Grand Teton requires Interagency Grizzly Bear Committee approved containers for food storage in the backcountry, and you can check one out free of charge at any permit-issuing station when you collect your permit. The park's rule of thumb is that if you put it in your mouth or on your skin, it should probably be in the canister.
Up to 12, but only on a group site. The park's wording is that individual permits can consist of up to six people, and groups of 7-12 people must camp in designated group sites. Group sites relevant to this loop exist at Holly Lake, North Fork Cascade and South Fork Cascade.
Advance reservations for the 2026 peak season, May 1 to October 31, opened on January 7 at 8:00 am MST. Recreation.gov's season information block on the same permit says January 10, and the park's own About section still shows a 2025 date. Treat January 7 as the date to be ready for and check the permit page that week.
Three, per Recreation.gov's own description of the zone. North Fork Cascade is a zone rather than a set of sites: the park describes it as a camping zone in the North Fork of Cascade Canyon near, but not at, Lake Solitude.
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The range's full north-south traverse, on the same zone-based permit system.
Several days rather than two, and it crosses more divides. The park recommends against planning more than one pass in a day.
The park-wide zone-based backcountry permit, with roughly two thirds of permits held for walk-ups.
Same fees and canister rule; a wider choice of canyons when Paintbrush and Cascade are full.
The high basin on the range's west side, over Hurricane Pass from Cascade Canyon, and outside the national park entirely.
It is Jedediah Smith Wilderness on the Caribou-Targhee National Forest, so a Grand Teton permit is not required for it and it carries no nightly fee. Different agency, different regulations.
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