Idaho · Mountain biking

Backdoor

1.8 mi
round trip
799 ft
climb
Singletrack
surface
Out and back
route
Apr–Jun, Sep–Oct
best months

Backdoor is a mountain biking route on Bureau of Land Management land in Idaho's Burley Field Office, about 1.7 miles from the starting point. It's an out-and-back that gains about 533 feet one way and totals roughly 799 feet of elevation change for the whole trip. The climb starts steeply, with a grade of about 12% within the first 0.1 mile, and the route reaches a high point of about 4,873 feet. The most comfortable months for riding are typically June and September. Typical averages from a nearby weather station in Twin Falls put June highs near 78°F and September highs near 76°F, while July and August run hotter, around 87 to 88°F, and winter highs sit in the upper 30s. Several other mountain biking spots sit close by, including Sidewinder, Swami and Sugarloaf, all within a mile. Paddlers can head to Rock Creek, about 2 miles away.

Local outfitters

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

  • Best time to go · Apr–Jun, Sep–Oct

    Best time to visit Backdoor

    Best months: April–June and September–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

      37° / 21°

      8 wet

    2. Feb

      42° / 24°

      7 wet

    3. Mar

      52° / 30°

      9 wet

    4. Apr

      59° / 34°

      9 wet

    5. May

      69° / 42°

      8 wet

    6. Jun

      78° / 49°

      5 wet

    7. Jul

      88° / 58°

      3 wet

    8. Aug

      87° / 56°

      3 wet

    9. Sep

      76° / 47°

      4 wet

    10. Oct

      62° / 36°

      5 wet

    11. Nov

      47° / 26°

      7 wet

    12. Dec

      37° / 20°

      9 wet

    Typical high / low (°F) and days with rain or snow, 1991–2020. Measured at Twin Falls Sun Vly Rgnl Ap, ID, 8.2 mi away at 4,151 ft. The station sits about 700 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.

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