Skip to main content
CanIBikeHere

Updated October 2026

Salmon-Challis National Forest Mountain Bike Trails

Mountain bike

298mi

designated on 39 segments

9% of mapped trail

E-bike

1,111miClass 1

designated on 317 segments

32% of mapped trail

Mountain bike

298mi

designated on 39 segments

9% of mapped trail

Season on record
Year-round
Bike Access Grade
C26% of rideable miles open to bikes. How we grade

E-bike

1,111miClass 1

designated on 317 segments

  • Class 11,111 mi
  • Class 21,111 mi
  • Class 31,111 mi

Treated as a motor vehicle: ridden only where designated.

Ridable trails
266
Mapped trail
3,481 mi on 854 segments

Both lanes share one scale: the 3,481 mi of National Forest System trail mapped in Salmon-Challis National Forest, Idaho. From USFS National Forest System Trails records, updated October 2026.

Salmon-Challis National Forest earns a Bike Access Grade of C: 26% of its rideable trail miles are open to mountain bikes, with Class-1 e-bike access on part of the network. Mixed — bikes are open on a meaningful share of rideable trails, but many are e-bike-only or discouraged.

Salmon-Challis National Forest carries 3,481 mi of mapped National Forest System trail, of which 298 mi across 39 segments is designated for mountain bikes, typically open Year-round. Class 1 e-bikes are designated on 317 segments (1,111 mi).

What the USFS data shows for Salmon-Challis National Forest

Of the 3,481 mi of mapped trail in Salmon-Challis National Forest, 9% — 298 mi across 39 bike-designated segments — is open to mountain bikes in USFS travel-management data.

Tread is overwhelmingly native dirt: USFS lists native material on 832 of 853 surfaced segments (98%).

On the USFS difficulty rating, advanced is the most common designation here — 634 of 851 rated segments (75%) — across all uses, not bikes alone.

USFS records a year-round bike season for this forest, though 2 different season windows still appear on individual segments at higher elevation.

The longest single named bike segment in the data is Continental Divide Nst at 80.37 mi on native dirt, rated advanced by USFS and open Year-round.

Class 1 e-bikes are designated on 317 segments (1,111 mi), and 7 segments carry an ADA-accessibility flag in the same dataset.

Trail surface

  • Native Material832
  • Snow16
  • Imported Compacted Material4
  • Asphalt1

USFS trail class (1 = primitive · 5 = developed)

  • Class 2430
  • Class 3365
  • Class 140
  • Class 417
  • Class 52

9% of this forest's mapped trail is bike-designated. Note: USFS records trail grade (steepness), not technical MTB difficulty — we surface grade where present but do not infer a black/blue/green rating from it.

Largest bike-designated trails

TrailMiles
Continental Divide NstNative MaterialYear-round80.37
Divide NrtNative MaterialYear-round31.74
Hay-Knapp CreekNative MaterialYear-round29.8
Darling-Castle CreekNative Material20.92
East Mayfield - Yankee ForkNative Material20.81
Snow BankNative Material18.69
Iron-Lola CreekNative MaterialYear-round18.01
Toolbox-Herd CreekNative Material16.44
Patterson-Morse CreekNative Material16.15
Camas-Eddy CreekNative Material15.33
Big Hat CreekNative Material14.07
Peach-CinnabarNative Material14.04
South Fork Big Creek-Iron Cr.Native Material12.3
Big Timber CreekNative MaterialYear-round11.42
Sheep CreekNative Material11.21
Blacktail/Mud LakeNative Material11.09
East Fork ValleyNative Material10.93
Furnace CreekNative Material10.78
Cabin-Pioneer CreekNative Material10.59
Westfork Yankee ForkNative Material10.22
Hayden CreekNative MaterialYear-round9.94
Beaver-Trail CreekNative MaterialJul–Sep9.74
Lightning CreekNative MaterialYear-round9.71
Corral Creek-Hat CreekNative Material9.23
North Fork Big CreekNative Material9.21

Every trail in Salmon-Challis National Forest

All 266 ridable trails in this forest — every trail where USFS data designates mountain-bike or Class 1 e-bike use, grouped by grade-based steepness. Grade reflects slope, not technical difficulty. Each trail links to its full data profile.

Easy grade (68)

Gentle grade band (shallow average slope).

Intermediate grade (19)

Moderate grade band.

Advanced grade (176)

Steep grade band.

Expert grade (2)

Steepest grade band.

Grade not recorded (1)

No grade band recorded in the USFS data.

CSV

Salmon-Challis National Forest bike-legal trail list (CSV)

Download all 266 bike- and Class 1 e-bike-designated trails in Salmon-Challis National Forest — name, miles, surface, grade, season, and e-bike class per trail, straight from USFS data.

E-bikes in Salmon-Challis National Forest

Class 1 on 317 segments · Class 2 on 317 · Class 3 on 317. See full e-bike rules for Salmon-Challis National Forest →

Where it is

Approximate center of Salmon-Challis National Forest. USFS trail geometry isn't mapped here — use the ranger district for trailheads.

Frequently asked questions

What is the bike access grade for Salmon-Challis National Forest?
Salmon-Challis National Forest earns a Bike Access Grade of C: 26% of its rideable trail miles are open to mountain bikes, with Class-1 e-bike access on part of the network. Mixed — bikes are open on a meaningful share of rideable trails, but many are e-bike-only or discouraged.
How many miles of mountain bike trail are in Salmon-Challis National Forest?
Salmon-Challis National Forest has about 298 mi of bike-designated trail across 39 segments, out of 3,481 mi of total National Forest System trail.
What is the riding season in Salmon-Challis National Forest?
Most bike-designated trails in Salmon-Challis National Forest carry a Year-round season in USFS data; higher-elevation trails clear later.
Are e-bikes allowed in Salmon-Challis National Forest?
Only where designated. Class 1 e-bikes are recorded on 317 segments. See the e-bike rules page for the class-by-class breakdown.

Where to stay near Salmon-Challis National Forest

Cabins, lodges, and campgrounds near Salmon-Challis National Forest in Idaho — compare places to stay for a mountain-bike trip.

Top-rated places to stay near Salmon-Challis National Forest

Prices for Oct 30–Nov 1, 4 adults. Change dates on the map below.

Availability and prices from Stay22 partners (Booking.com, Vrbo, Expedia). We may earn a commission from bookings, at no extra cost to you.

Riding Salmon-Challis National Forest?

Trail-access updates and Idaho trip ideas by email.