Colorado · Hiking · Near Leadville

Peak One

4.0 mi
round trip
2,223 ft
climb
12,793 ft
high point
Out and back
route

Is Peak One open right now?

Alert in the area

The Forest Service lists 6 alerts for White River National Forest.

As of · Source: USFS · White River National Forest. Agencies don't list every closure — check before you go.

Peak One is a 3.98-mile out-and-back trail in Colorado's White River National Forest with 2,223 feet of elevation gain. The route reaches a maximum elevation of 12,793 feet.

Around this trail

Add any of these when you start a trip
  • Sleep close

    Frisco Area

    Campground

    Campground · 1.0 mi from the trail
  • Eat after

    Tavern West

    Pub

    On your way back · 1 mi · Open after 6

Places © OpenStreetMap contributors · Photos: Jeremy Olson, CC BY-SA 4.0 (commons)

More in Leadville

Go with a guide

  • Best time to go

    Best time to visit Peak One

    No month here meets our mild-weather rule. Best months have typical highs of 55–85 °F, lows of 30 °F or warmer (32 °F where the station doesn't record snow), at most one snowy day and no more than 12 wet days.

    1. Jan

      27° / 3°

      15 wet · 15 snow

    2. Feb

      29° / 3°

      15 wet · 15 snow

    3. Mar

      35° / 8°

      14 wet · 14 snow

    4. Apr

      40° / 15°

      13 wet · 13 snow

    5. May

      49° / 25°

      10 wet · 8 snow

    6. Jun

      61° / 34°

      8 wet · 2 snow

    7. Jul

      67° / 40°

      13 wet

    8. Aug

      64° / 39°

      15 wet

    9. Sep

      58° / 32°

      11 wet · 2 snow

    10. Oct

      47° / 21°

      9 wet · 7 snow

    11. Nov

      35° / 11°

      12 wet · 12 snow

    12. Dec

      27° / 3°

      15 wet · 15 snow

    Typical high / low (°F) and days with rain or snow, 1991–2020. Measured at Climax, CO, 14.2 mi away at 11,344 ft. The station sits about 1,400 ft lower than this place, so expect it a little cooler here. Source: NOAA NCEI U.S. Climate Normals 1991–2020.

    Closures we've recorded since August 2026

    • Water not available at Peak One, Lowry, Prospector, Windy Point and Marvine Campgrounds

      White River National Forest · Order dated May 15, 2026; seen Aug 23, 2026 → lifted Sep 11, 2026 · Forest Service

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Route details

Distance
4.0 mi round trip
Climbing
About 2,223 ft
Starts at
Rainbow Lake Trailhead (about 10,343 ft)
Summit
12,802 ft
Difficulty
Hard

Getting there

Park at Rainbow Lake Trailhead.

Season

Season: Year-round.

Questions about this route

How long is the Peak One on Peak One?

About 4.0 mi round trip from Rainbow Lake Trailhead (about 10,343 ft).

How much elevation gain is on the Peak One?

About 2,223 ft of climbing round trip.

How hard is the Peak One?

It is rated hard.

Where does the Peak One start?

Rainbow Lake Trailhead (about 10,343 ft).

When is the best time for the Peak One?

Year-round.

Conditions and forecast on Peak One

Daily highs and lows, wind and the chance of precipitation at the summit and route start for the next 7 days, from the Open-Meteo model.