Idaho · Hiking

Middle Fork River

58.1 mi
round trip
6,779 ft
climb
5,182 ft
high point
Out and back
route
May–Jun, Aug–Oct
best months

Is Middle Fork River open right now?

Alert in the area

The Forest Service lists an alert for Salmon-Challis National Forest.

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

The Middle Fork River is a hard hike in the Salmon-Cobalt Ranger District of Idaho's Salmon-Challis National Forest, managed by the Forest Service. The route is an out-and-back of about 58 miles, with a one-way climb of roughly 3,367 feet. The total round-trip gain is about 6,779 feet, and the trail's natural surface makes it a long, steep day on foot. Summer is the most comfortable time to go. Typical averages from a nearby weather station at Challis show July highs around 87°F with lows near 52°F, while winter highs stay in the upper 20s. Horses are allowed on the trail. The closest nearby options are Woodtick Ridge, about 2 miles away, and Camas Creek, a canoeing spot about 3 miles off. Castle and Pole Creek are both within about 6 miles.

Local outfitters

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

  • Best time to go · May–Jun, Aug–Oct

    Best time to visit Middle Fork River

    Best months: May–June and August–October. 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

      29° / 11°

      7 wet

    2. Feb

      37° / 17°

      5 wet

    3. Mar

      49° / 25°

      7 wet

    4. Apr

      57° / 31°

      7 wet

    5. May

      67° / 40°

      9 wet

    6. Jun

      75° / 46°

      7 wet

    7. Jul

      87° / 52°

      5 wet

    8. Aug

      85° / 50°

      5 wet

    9. Sep

      74° / 42°

      5 wet

    10. Oct

      59° / 32°

      5 wet

    11. Nov

      40° / 21°

      6 wet

    12. Dec

      29° / 11°

      7 wet

    Typical high / low (°F) and days with rain or snow, 1991–2020. Measured at Challis Ap, ID, 26 mi away at 5,033 ft. This station doesn't record snowfall. Source: NOAA NCEI U.S. Climate Normals 1991–2020.