5.0 mi from the trailheadRocky Mountain National Park Timber Creek Campground
Campground · Colorado

21.8 mi out & back · 6,384 ft gain · 12,271 ft high point · Very hard
From Green Mountain Trailhead via Continental Divide National Scenic Trail - Rocky Mtn Park, CDT - Colorado Section, the Green Mountain Trail, and the Tonahutu Creek Trail (3.0 mi)
In Rocky Mountain National Park · Colorado · National Park Service
Tonahutu Creek-Flattop Junction reaches a viewpoint in Rocky Mountain National Park via Green Mountain Trail and Continental Divide National Scenic Trail - Rocky Mtn Park. The 21.8-mile out and back route climbs 6,384 feet to 12,271 feet and passes Ptarmigan Glacier.
6,384 ft of gain round trip.
The closest places to sleep, measured from the trailhead.
Ranked the same way, within twenty-five miles.
What the trail reaches, measured from the start.
The hike from its start, the approach dashed. Drag with two fingers, or hold a key to zoom.
Trail data: USFS, NPS, © OpenStreetMap contributors (ODbL). Elevation: USGS 3DEP via Mapzen terrain tiles. Nearby reading: Wikipedia. Photos: Wikimedia Commons contributors, licensed as shown on each photo. Download the trail and feature data.
Campground · Colorado
13.7 mi out & back · 5,290 ft gain · Very hard
Rocky Mountain National Park · Camp under a mile away
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Sat: Chance Rain And Snow Showers · wind 1 to 7 mph SSW