Montana · Mountain biking · Near Emigrant

Fs 425

2.6 mi
round trip
3,721 ft
climb
Singletrack
surface
Out and back
route
Jul–Sep
best months

Is Fs 425 open right now?

Closure in the area

There's a closure order in Bozeman Ranger District. It doesn't name Fs 425, so check the source for the area it covers (16 listed).

As of · Source: USFS · Bozeman Ranger District. Agencies don't list every closure — check before you go.

Fs 425 is a mountain biking route in Montana's Custer Gallatin National Forest, on the Bozeman Ranger District. It is a 5.2-mile out-and-back, rising from 5,741 feet to 7,495 feet with a total gain of 3,721 feet. The climb is hard, and the steepest stretch comes about half a mile in, where the grade reaches 26%. Summer is the most comfortable time to ride. Typical averages from a nearby weather station at Big Sky, which sits about 900 feet lower, show July highs around 78°F with lows near 41°F, and August is nearly as warm. Winter is cold, with January highs around 30°F. Mica Creek Road, a mountain biking route, lies just 0.3 miles away. Lime Creek, a hike, is 0.8 miles off. Spire Rock campground is about 1.9 miles away, and the Stormcastle climbing area is about 3.1 miles away.

Around this trail

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

    Fr644-01 Mica Ck

    Campground

    Campground · 0.9 mi from the trail
  • Eat after

    Blacksmith Italian

    Restaurant

    Open after 6

Places © OpenStreetMap contributors

More in Emigrant
  • Best time to go · Jul–Sep

    Best time to visit Fs 425

    Best months: July–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

      30° / 9°

      13 wet

    2. Feb

      34° / 9°

      11 wet

    3. Mar

      42° / 17°

      12 wet

    4. Apr

      48° / 23°

      11 wet

    5. May

      58° / 30°

      14 wet

    6. Jun

      67° / 36°

      14 wet

    7. Jul

      78° / 41°

      11 wet

    8. Aug

      77° / 39°

      11 wet

    9. Sep

      68° / 33°

      10 wet

    10. Oct

      53° / 25°

      10 wet

    11. Nov

      37° / 16°

      11 wet

    12. Dec

      27° / 9°

      14 wet

    Typical high / low (°F) and days with rain or snow, 1991–2020. Measured at Big Sky 2wnw, MT, 14.4 mi away at 6,590 ft. The station sits about 900 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.

Map and trail data © OpenStreetMap contributors