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Updated October 2026

Lolo National Forest Mountain Bike Trails

Mountain bike

182mi

designated on 119 segments

8% of mapped trail

E-bike

341miClass 1

designated on 77 segments

15% of mapped trail

Mountain bike

182mi

designated on 119 segments

8% of mapped trail

Season on record
Year-round
Bike Access Grade
C34% of rideable miles open to bikes. How we grade

E-bike

341miClass 1

designated on 77 segments

  • Class 1341 mi
  • Class 2341 mi
  • Class 3341 mi

Treated as a motor vehicle: ridden only where designated.

Ridable trails
148
Mapped trail
2,334 mi on 773 segments

Both lanes share one scale: the 2,334 mi of National Forest System trail mapped in Lolo National Forest, Montana. From USFS National Forest System Trails records, updated October 2026.

Lolo National Forest earns a Bike Access Grade of C: 34% 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.

Lolo National Forest carries 2,334 mi of mapped National Forest System trail, of which 182 mi across 119 segments is designated for mountain bikes, typically open Year-round. Class 1 e-bikes are designated on 77 segments (341 mi).

Reviewed by CanIBikeHere Editorial Team · Updated
Where to stay near Lolo National Forest →

What the USFS data shows for Lolo National Forest

Of the 2,334 mi of mapped trail in Lolo National Forest, 8% — 182 mi across 119 bike-designated segments — is open to mountain bikes in USFS travel-management data.

Tread is overwhelmingly native dirt: USFS lists native material on 674 of 761 surfaced segments (89%).

On the USFS difficulty rating, advanced is the most common designation here — 444 of 642 rated segments (69%) — across all uses, not bikes alone.

USFS records a year-round bike season for this forest, though 4 different season windows still appear on individual segments at higher elevation.

The longest single named bike segment in the data is Cc Divide at 54.79 mi on native dirt, rated advanced by USFS.

Class 1 e-bikes are designated on 77 segments (341 mi), and 4 segments carry an ADA-accessibility flag in the same dataset.

Trail surface

  • Native Material674
  • Snow75
  • Imported Compacted Material7
  • Asphalt3
  • Crushed Aggregate Or Gravel1

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

  • Class 3296
  • Class 2230
  • Class 4190
  • Class 150
  • Class 54

8% 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
Cc DivideNative Material54.79
Rattlesnake CreekNative MaterialYear-round16.75
Kreis Pond Red LoopNative MaterialYear-round14.66
Sheep MountainNative MaterialJun–Nov14.02
Stuart PeakNative MaterialJun–Nov13
Up Up RidgeNative Material11.5
Storm PeakNative Material10.68
Dry-Wilkes DivideNative Material10.56
Blue Mtn Hiking & EquestrianNative MaterialYear-round9.45
Reservation DivideNative Material8.47
River TrailNative Material8.46
Table Top MountainNative Material7.57
Wilkes CreekNative Material7.29
Snowstorm RidgeNative Material6.25
Savenac CreekNative Material6.16
Mill CreekNative Material5.99
Granite RidgeNative Material5.98
Edith PeakNative Material5.91
Bear CreekNative Material5.71
Daisy CreekNative Material5.58
Lee RidgeNative Material5.56
Iron MountainNative MaterialJun–Oct5.44
West Fork Swamp CreekNative Material5.37
Tepee CreekNative Material5.25
Flat Rock CreekNative Material5.09

Every trail in Lolo National Forest

All 148 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 (8)

Gentle grade band (shallow average slope).

Intermediate grade (41)

Moderate grade band.

Advanced grade (84)

Steep grade band.

Grade not recorded (15)

No grade band recorded in the USFS data.

CSV

Lolo National Forest bike-legal trail list (CSV)

Download all 148 bike- and Class 1 e-bike-designated trails in Lolo National Forest — name, miles, surface, grade, season, and e-bike class per trail, straight from USFS data.

E-bikes in Lolo National Forest

Class 1 on 77 segments · Class 2 on 77 · Class 3 on 77. See full e-bike rules for Lolo National Forest →

Where it is

Approximate center of Lolo 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 Lolo National Forest?
Lolo National Forest earns a Bike Access Grade of C: 34% 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 Lolo National Forest?
Lolo National Forest has about 182 mi of bike-designated trail across 119 segments, out of 2,334 mi of total National Forest System trail.
What is the riding season in Lolo National Forest?
Most bike-designated trails in Lolo National Forest carry a Year-round season in USFS data; higher-elevation trails clear later.
Are e-bikes allowed in Lolo National Forest?
Only where designated. Class 1 e-bikes are recorded on 77 segments. See the e-bike rules page for the class-by-class breakdown.

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All Montana mountain biking
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Where to stay near Lolo National Forest

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