Idaho · Hiking · Near Jackson

Grumpy's Loop

3.7 mi
round trip
278 ft
climb
6,944 ft
high point
Out and back
route
May–Sep
best months

Is Grumpy's Loop open right now?

No closures listed

The Forest Service lists no closures for Caribou-Targhee National Forest.

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

Grumpy's Loop is a 3.7-mile out-and-back hike in the Teton Basin Ranger District of Idaho's Caribou-Targhee National Forest, managed by the Forest Service. The trail rises about 278 feet from a low point of 6,606 feet to a high of 6,944 feet, and it is rated moderate. The trail is natural-surfaced and allows both horses and bikes. It is not an accessible trail. Summer is the most comfortable time to go. Typical averages from the nearby Driggs weather station, which sits about 800 feet lower, show July highs around 83°F with lows near 48°F, while winter highs stay in the low 30s. Nemo and Lady Slipper are both about 0.1 mile away, and Yeti's Loop is about 0.9 mile off. Mike Harris campground is about 1.1 mile away.

Around this trail

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

    Mike Harris

    Campground

    Campground · 1.1 mi from the trail
  • If it rains

    Flat Creek Overlook

    Viewpoint

    In town

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More in Jackson

Local outfitters

Not on Roamze yet. Their page has how to reach them.

  • Best time to go · May–Sep

    Best time to visit Grumpy's Loop

    Best months: May–September. 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

      33° / 9°

    2. Feb

      36° / 12°

    3. Mar

      44° / 20°

    4. Apr

      54° / 28°

    5. May

      65° / 35°

    6. Jun

      73° / 41°

    7. Jul

      83° / 48°

    8. Aug

      82° / 46°

    9. Sep

      73° / 38°

    10. Oct

      58° / 29°

    11. Nov

      44° / 19°

    12. Dec

      33° / 11°

    Typical high / low (°F) and days with rain or snow, 1991–2020. Measured at Driggs, ID, 11.6 mi away at 6,120 ft. The station sits about 800 ft lower than this place, so expect it a little cooler here. This station doesn't record snowfall. Source: NOAA NCEI U.S. Climate Normals 1991–2020.