USFS National Forest System Trails · Oregon · Updated June 2026
Willamette National Forest Mountain Bike Trails
Willamette National Forest earns a Bike Access Grade of C: 41% 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.
Willamette National Forest carries 1,617 mi of mapped National Forest System trail, of which 96.8 mi across 19 segments is designated for mountain bikes, typically open May–Oct. Class 1 e-bikes are designated on 76 segments (158 mi).
What the USFS data shows for Willamette National Forest
Of the 1,617 mi of mapped trail in Willamette National Forest, 6% — 96.8 mi across 19 bike-designated segments — is open to mountain bikes in USFS travel-management data.
Tread is overwhelmingly native dirt: USFS lists native material on 642 of 756 surfaced segments (85%).
On the USFS difficulty rating, advanced is the most common designation here — 683 of 741 rated segments (92%) — across all uses, not bikes alone.
The headline bike season runs May–Oct; individual segments vary, with 6 distinct season windows recorded across the sampled bike trails.
The longest single named bike segment in the data is Mckenzie River Nrt at 24.21 mi on native dirt, rated advanced by USFS and open Mar–Nov.
Class 1 e-bikes are designated on 76 segments (158 mi), and 10 segments carry an ADA-accessibility flag in the same dataset.
Trail surface
- Native Material642
- Snow98
- Imported Compacted Material10
- Asphalt4
- Imported Loose Material2
USFS trail class (1 = primitive · 5 = developed)
- Class 3602
- Class 2119
- Class 427
- Class 56
- Class 12
6% 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
| Trail | Miles | Surface | Trail class | Bike season |
|---|---|---|---|---|
| Mckenzie River Nrt | 24.21 | Native Material | — | Mar–Nov |
| Jim Weaver Loop(Waldo Lake) | 20.19 | Native Material | — | Jun–Oct |
| Alpine | 15.42 | Native Material | — | — |
| Blair Lake | 14.92 | Native Material | — | — |
| Huckleberry Flats Atv #100 | 10.03 | Native Material | — | — |
| Lawler | 8.86 | Native Material | — | — |
| O Leary Mountain | 8.51 | Native Material | — | Jun–Oct |
| Dead Mountain | 6.16 | Native Material | — | — |
| Huckleberry Flats Atv #200 | 5.94 | Native Material | — | — |
| Windy Pass | 5.91 | Native Material | — | — |
| Tire Mountain | 5.84 | Native Material | — | May–Oct |
| Larison Creek | 5.76 | Native Material | — | Jun–Oct |
| Huckleberry Flats Atv #107 | 5.19 | Native Material | — | — |
| Castle Rock | 4.35 | Native Material | — | Jun–Oct |
| Winberry Divide | 4.22 | Native Material | — | — |
| King Castle | 4.2 | Native Material | — | Apr–Oct |
| South Salmon Creek | 4.18 | Native Material | — | May–Oct |
| Larison Rock | 3.93 | Native Material | — | Jun–Oct |
| Huckleberry Flats Atv #101 | 3.8 | Native Material | — | — |
| Huckleberry Flats Atv #105 | 3.49 | Native Material | — | — |
| Clover Patch | 3.36 | Native Material | — | — |
| Eula Ridge | 3.22 | Native Material | — | May–Oct |
| Huckleberry Flats Atv #201 | 3.12 | Native Material | — | — |
| Roaring River Ridge | 2.72 | Native Material | — | Jun–Oct |
| Huckleberry Flats Atv #104mc | 2.6 | Native Material | — | — |
Every trail in Willamette National Forest
All 69 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.
Advanced grade (68)
Steep grade band.
- Mckenzie River Nrt24.2 mi · bike
- Jim Weaver Loop(Waldo Lake)20.2 mi · bike
- Alpine15.4 mi · Class 1 e-bike
- Blair Lake14.9 mi · Class 1 e-bike
- Huckleberry Flats Atv #10010 mi · Class 1 e-bike
- Lawler8.9 mi · Class 1 e-bike
- O Leary Mountain8.5 mi · bike
- Dead Mountain6.2 mi · Class 1 e-bike
- Huckleberry Flats Atv #2005.9 mi · Class 1 e-bike
- Windy Pass5.9 mi · Class 1 e-bike
- Tire Mountain5.8 mi · bike + e-bike
- Larison Creek5.8 mi · bike + e-bike
- Huckleberry Flats Atv #1075.2 mi · Class 1 e-bike
- Castle Rock4.4 mi · bike
- Winberry Divide4.2 mi · Class 1 e-bike
- King Castle4.2 mi · bike
- South Salmon Creek4.2 mi · bike
- Larison Rock3.9 mi · bike
- Huckleberry Flats Atv #1013.8 mi · Class 1 e-bike
- Huckleberry Flats Atv #1053.5 mi · Class 1 e-bike
- Clover Patch3.4 mi · Class 1 e-bike
- Eula Ridge3.2 mi · bike
- Huckleberry Flats Atv #2013.1 mi · Class 1 e-bike
- Roaring River Ridge2.7 mi · bike
- Huckleberry Flats Atv #104mc2.6 mi · Class 1 e-bike
- Clear Lake2.6 mi · bike
- Sawtooth2.5 mi · Class 1 e-bike
- Huckleberry Flats Atv #303mc2.4 mi · Class 1 e-bike
- Echo2.3 mi · bike
- Joe'S Peak2.2 mi · Class 1 e-bike
- June Lake2.2 mi · Class 1 e-bike
- Huckleberry Flats Atv #3042.2 mi · Class 1 e-bike
- Huckleberry Flats Atv #1082.1 mi · Class 1 e-bike
- Indigo Lake1.9 mi · Class 1 e-bike
- Lone Wolf/Patterson Mountain1.9 mi · Class 1 e-bike
- Saddleblanket1.6 mi · Class 1 e-bike
- Huckleberry Flats Atv #3011.5 mi · Class 1 e-bike
- Salmon Creek1.5 mi · bike
- Santiam Pass Ohv Atv Trail #181.5 mi · Class 1 e-bike
- Huckleberry Flats Atv #300-Mc1.4 mi · Class 1 e-bike
- Saddle1.4 mi · bike
- Huckleberry Flats Atv #302mc1.4 mi · Class 1 e-bike
- Indigo Extention1.3 mi · Class 1 e-bike
- Huckleberry Flats Atv #1031.2 mi · Class 1 e-bike
- Santiam Pass Ohv Atv Trail #331.1 mi · Class 1 e-bike
- Santiam Pass Ohv Atv Trail #131.1 mi · Class 1 e-bike
- Huckleberry Flats Atv #108mc1.1 mi · Class 1 e-bike
- Start 'O Willamette1.1 mi · Class 1 e-bike
- Huckleberry Flats Atv #1061.1 mi · Class 1 e-bike
- Santiam Pass Ohv Trail #221.1 mi · Class 1 e-bike
- Santiam Pass Ohv Atv Trail #421 mi · Class 1 e-bike
- Santiam Pass Ohv Atv Trail #191 mi · Class 1 e-bike
- Santiam Pass Ohv Atv Trail #411 mi · Class 1 e-bike
- Santiam Pass Ohv Atv Tr #2100.9 mi · Class 1 e-bike
- Santiam Pass Ohv Atv Trail #440.9 mi · Class 1 e-bike
- Santiam Pass Ohv Atv Trail #200.9 mi · Class 1 e-bike
- Huckleberry Flats Atv #1020.9 mi · Class 1 e-bike
- Abernethy Lake0.8 mi · Class 1 e-bike
- Santiam Pass Ohv Atv Trail #400.8 mi · Class 1 e-bike
- Santiam Advanced Play Loop0.8 mi · Class 1 e-bike
- Santiam Pass Ohv Atv Trail #230.8 mi · Class 1 e-bike
- Santiam Intermediate Play Loop0.7 mi · Class 1 e-bike
- Huckleberry Flats Atv #2030.7 mi · Class 1 e-bike
- Huckleberry Flats Atv #2020.6 mi · Class 1 e-bike
- Santiam Pass Ohv Atv Trail #480.6 mi · Class 1 e-bike
- Huckleberry Flats Atv-4380.10.5 mi · Class 1 e-bike
- Santiam Pass Ohv Atv Trail #140.5 mi · Class 1 e-bike
- Santiam Pass Ohv Atv Trail #110.5 mi · Class 1 e-bike
Willamette National Forest bike-legal trail list (CSV)
Download all 69 bike- and Class 1 e-bike-designated trails in Willamette National Forest — name, miles, surface, grade, season, and e-bike class per trail, straight from USFS data.
E-bikes in Willamette National Forest
Class 1 on 76 segments · Class 2 on 76 · Class 3 on 76. See full e-bike rules for Willamette National Forest →
Where it is
Approximate center of Willamette 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 Willamette National Forest?
- Willamette National Forest earns a Bike Access Grade of C: 41% 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 Willamette National Forest?
- Willamette National Forest has about 96.8 mi of bike-designated trail across 19 segments, out of 1,617 mi of total National Forest System trail.
- What is the riding season in Willamette National Forest?
- Most bike-designated trails in Willamette National Forest carry a May–Oct season in USFS data; higher-elevation trails clear later.
- Are e-bikes allowed in Willamette National Forest?
- Only where designated. Class 1 e-bikes are recorded on 76 segments. See the e-bike rules page for the class-by-class breakdown.
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