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Trail Conditions
- Unknown
- Snow Groomed
- Snow Packed
- Snow Covered
- Snow Cover Partial
- Freeze/thaw Cycle
- Icy
- Prevalent Mud
- Wet
- Variable
- Ideal
- Dry
- Very Dry
Trail Flow (Ridden Direction)
Trailforks scans users activity logs to determine the most popular direction each trail is ridden. A good flowing trail network will have most trails flowing in a single direction according to their intension.
The colour categories are based on what percentage of users are riding a trail in its intended direction.
The colour categories are based on what percentage of users are riding a trail in its intended direction.
- > 96%
- > 90%
- > 80%
- > 70%
- > 50%
- < 50%
- bi-directional trail
- no data
Trail Last Used
Trailforks scans activity logs to determine the last time a trail was ridden.
- < 2 days
- < 1 week
- < 2 weeks
- < 1 month
- < 6 months
- > 6 months
Trail Ridden Direction
The intended direction a trail should be ridden.
- Downhill Only
- Downhill Primary
- Both Directions
- Uphill Primary
- Uphill Only
- One Direction
Contribute Details
Colors indicate trail is missing specified detail.
- Description
- Photos
- Description & Photos
- Videos
Trail Popularity ?
Trailforks scans activity logs to determine which trails are ridden the most in the last 9 months.
Trails are compared with nearby trails in the same city region with a possible 25 colour shades.
Think of this as a heatmap, more activities = more kinetic energy = warmer colors.
- most popular
- popular
- less popular
- not popular
ATV/ORV/OHV Filter
Max Vehicle Width
inches
US Cell Coverage
Legend
Radar Time
Activity Recordings
Trailforks uses anonymized public activity data.
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Activity Recordings
Trailforks uses anonymized public activity data.
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Winter Trails
Warning
A routing network for winter maps does not exist. Selecting trails using the winter trails layer has been disabled.
Missing Trails
Most Popular
Least Popular
Trails are colored based on popularity. The more popular a trail is, the more red. Less popular trails trend towards green.
Jump Magnitude Heatmap
Heatmap of where users jump on trails. Zoom in to see individual jumps, click circles to view jump details.
BC Backroad Status
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Service Road Atlas is a free to use, community-driven service for viewing and creating reports on the numerous back-country service roads around B.C. and Alberta.
Slope Aspect
Direction the slope faces
Trails Deemphasized
Trails are shown in grey.
Only show trails with no bike usage.
Suggested Layers
Based on selected activity type
Save the current map location and zoom level as your default home location whenever this page is loaded.
SaveBasin trails and routes are listed on Trailforks with interactive trail maps, difficulty ratings, photos, and user-reported trail conditions. Supported activity types include Gravel Biking, Mountain Biking, Trail Running, Hiking, Snowmobiling, Horseback, ATVing/Offroading, Dirtbiking, E-Biking and Snowshoeing. Scenery includes summits and views.
This is an auto-generated description of Basin.
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Trail info last updated
Activities Click to view
- Mountain Bike
13 trails
- E-Bike
3 trails
- Gravel Bike
14 trails
- Horse
7 trails
- Hike
12 trails
- Trail Running
13 trails
- Dirtbike/Moto
4 trails
- ATV/ORV/OHV
6 trails
- Snowmobile
10 trails
- Snowshoe
3 trails
Region Details
- 6
- 6
- 1
Region Status
Open as of Sep 1, 2026Local Trail Association
Stats
- Avg Trail Rating
- Trails (view details)
- 20
- Trails Mountain Bike
- 13
- Trails E-Bike
- 3
- Trails Gravel Bike
- 14
- Trails Winter Fat Bike
- 7
- Trails Horse
- 7
- Trails Hike
- 12
- Trails Trail Running
- 13
- Trails Dirtbike/Moto
- 4
- Trails ATV/ORV/OHV
- 6
- Trails Snowmobile
- 10
- Trails Snowshoe
- 3
- Total Distance
- 121 miles
- Total Descent
- 12,103 ft
- Total Vertical
- 3,670 ft
- Highest Trailhead
- 8,802 ft
- Reports
- 52
- Photos
- 38
- Completed Counter
- 225
Popular Basin Mountain Biking Trails
• 50 ★ 4.0 • 2 miles • 691 ft • 37 •
The L.O. Connection takes you up from Cottonwood Lake towards the summit of Thunderbolt Mountain. There are a few challenging switchbacks and steep sections, but overall the climb is not too bad.
• 60 ★ 3.7 • 1 mile • 706 ft • 35 •
The top of Thunderbolt Mountain offers one of the most outstanding 360-degree views in the Helena area. All of the surrounding mountain ranges are visible from the peak. The high elevation and thick timber make this trail one of the...
• 90 ★ 5.0 • 3 miles • 2,092 ft • 14 •
The summit of has cool piles of granite boulders and provides great views in all directions. The trail is steep with endless rock obstacles, and is one of the more technical trails close to Butte. It is a really fun downhill, but...
• 75 ★ 5.0 • 5 miles • 1,598 ft • 9 •
Big hills and dark forests make this section of CDT an adventure.
• 65 ★ 5.0 • 15 miles • 2,316 ft • 7 •
From Champion Pass the trail crosses the road a few times, as well as some random double track, so make sure to pay attention to the CDT trail markers. After leaving the road behind it traverses across large open meadows with great...
• 5 ★ 0.0 • 3 miles • 586 ft • • atv
This rocky doubletrack trail starts just over the cattlestop that's north of Saratoga Trailhead. The trail ends abruptly at a turn-around, allowing users to continue up on foot, bike, or snowmobiles in the winter.
• 5 ★ 0.0 • 3,543 ft • 7 ft • • snowmobile
This is a doubletrack trail that is closed to all motorized vehicles except snow machines on snow. The upper part of the trail is marked by blue markers on trees, the lower part can be a little hard to follow.
Photos of Basin Mountain Bike
Recent Trail Reports
| status | trail | date | condition | info | user |
|---|---|---|---|---|---|
| CDT- Thunderbolt Mountain to Junction Bison-Blackfoot Trail | Sep 1, 2026 @ 3:39pm (America/Denver) Sep 1, 2026 | Ideal | HHskier | ||
| CDT- Champion Pass to Thunderbolt Mountain | Sep 1, 2026 @ 3:36pm (America/Denver) Sep 1, 2026 | Unknown | HHskier | ||
| Haystack Mountain | Jun 23, 2026 @ 7:22am (America/Denver) Jun 23, 2026 | Unknown | PaulDSKqWG | ||
| Joe Bowers Road | May 21, 2026 @ 5:26pm (America/Denver) May 21, 2026 | Ideal | HHskier | ||
| FS 7066 | Aug 18, 2025 @ 3:56pm Aug 18, 2025 | Ideal | HHskier | ||
| L.O. Connection | Jul 30, 2025 @ 2:09pm Jul 30, 2025 | Dry | markegge | ||
| Thunderbolt Mountain Summit | Jul 30, 2025 @ 2:08pm Jul 30, 2025 | Dry | markegge | ||
| Haystack Rd | Jul 3, 2021 @ 1:39pm Jul 3, 2021 | Ideal | thaddeusmt | ||
| Thunderbolt Snowmo Trail | Aug 24, 2020 @ 4:34pm Aug 24, 2020 | Dry | MattinButte ATS | ||
| Basin Creek Road | Jun 14, 2020 @ 8:49am Jun 14, 2020 | Unknown | kirbylongo16 HCC |
National Scenic Trails & Official Routes
-
Continental Divide Trail
- Mountain Bike
- Hike
- Trail Running
Activity Feed
| username | action | type | title | date |
|---|---|---|---|---|
| HHskier | add | report | activity #102848666 and 1 more | Sep 1, 2026 @ 2:36pm Sep 1, 2026 |
| PaulDSKqWG | add | report | activity #97621988 | Jun 23, 2026 @ 6:22am Jun 23, 2026 |
| HHskier | add | report | activity #95207795 | May 21, 2026 @ 4:30pm May 21, 2026 |
| fourhats | wishlist | trail | activity #94898419 | May 17, 2026 @ 7:00am May 17, 2026 |
| lucsav | wishlist | trail | activity #93693101 | Apr 29, 2026 @ 9:00pm Apr 29, 2026 |
Recent Comments
| username | type | title | comment | date |
|---|---|---|---|---|
| trail | The downhill heading south from Thunderbolt... | Aug 4, 2025 @ 6:07am Aug 4, 2025 | ||
| report | We rode it 4 days later and would say 100... | Aug 4, 2025 @ 5:57am Aug 4, 2025 | ||
| trail | This is a very sick descent. Sustained black... | Nov 8, 2023 @ 9:11am Nov 8, 2023 | ||
| trail | Yes, very thick forest. Kind of nice on hot days! | Jul 31, 2022 @ 7:23am Jul 31, 2022 | ||
| trail | 7/24/22 The northern several miles was... | Jul 24, 2022 @ 10:18pm Jul 24, 2022 |
Local Badges
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Epic Ride Climb 2k1 awarded -
Climbing 10k Badge0 awarded -
Climbing 100k Badge0 awarded -
Epic Ride Descent 2k1 awarded -
Descent 10k Badge0 awarded -
Descent 100k Badge0 awarded
Activity Type Stats
| activitytype | trails | distance | descent | descent distance | total vertical | rating | global rank | state rank | photos | reports | routes | activity logs |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Mountain Bike | 13 | 70 miles | 7,772 ft | 28 miles | 3,671 ft | #3,760 | #43 | 38 | 52 | 195 | ||
| E-Bike | 3 | 17 miles | 522 ft | 3 miles | 2,310 ft | #6,661 | #51 | 22 | 2 | |||
| Gravel Bike | 14 | 93 miles | 9,491 ft | 39 miles | 3,179 ft | #1,225 | #20 | 4 | 7 | |||
| Winter Fat Bike | 7 | 43 miles | 5,135 ft | 21 miles | 3,179 ft | #6,109 | #1,958 | 1 | ||||
| Horse | 7 | 47 miles | 5,768 ft | 22 miles | 3,061 ft | #1,417 | #46 | 27 | ||||
| Hike | 12 | 62 miles | 7,749 ft | 28 miles | 3,461 ft | #1,193 | #24 | 52 | 47 | |||
| Trail Running | 13 | 70 miles | 7,772 ft | 28 miles | 3,671 ft | #4,119 | #52 | 52 | 10 | |||
| Dirtbike/Moto | 4 | 33 miles | 3,182 ft | 15 miles | 2,421 ft | #961 | #39 | 11 | 1 | |||
| ATV/ORV/OHV | 6 | 43 miles | 5,046 ft | 21 miles | 3,179 ft | #638 | #28 | 13 | 2 | |||
| Snowmobile | 10 | 62 miles | 6,424 ft | 24 miles | 2,536 ft | #204 | #7 | 3 | ||||
| Snowshoe | 3 | 25 miles | 1,414 ft | 7 miles | 1,703 ft | #1,027 | #28 |
Frequently Asked Questions
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What are the highest rated mountain biking trails in Basin?
The highest rated mountain biking trails in Basin are:
- Haystack Mountain (4.3/5)
- CDT- Champion Pass to Thunderbolt Mountain (4.1/5)
- CDT- Thunderbolt Mountain to Junction Bison-Blackfoot Trail (4.1/5)
- L.O. Connection (4/5)
- Thunderbolt Mountain Summit (3.9/5)
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Where can I park to ride in Basin?
Check the Basin trail map for trailhead and parking information. Community members regularly update access and parking details for trails in the area.
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What is the longest trail in Basin?
The longest trail in Basin is CDT- Champion Pass to Thunderbolt Mountain at 14.6 miles. View all trails sorted by distance.
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What are the best & highest rated hiking trails in Basin?
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What are the best & highest rated trail running trails in Basin?
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How many trails are in Basin?
Basin has a total of 20 trails. Of those, 13 are designated for mountain biking. Browse top mountain biking trails in Basin to find detailed information including difficulty ratings, distances, and trail conditions.
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Which trail has the most elevation gain in Basin?
The trail with the most elevation gain in Basin is CDT- Champion Pass to Thunderbolt Mountain with 2,316 ft of elevation gain. View all trails sorted by elevation gain.
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Which trail has the most elevation descent in Basin?
The trail with the most elevation descent in Basin is CDT- Champion Pass to Thunderbolt Mountain with 1,829 ft of elevation descent. View all trails sorted by elevation descent.
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What activities are most popular in Basin?
Basin supports the following activities: Mountain Biking, E-Biking, Gravel Biking, Horseback, Hiking, Trail Running, Dirtbiking, ATVing/Offroading, Snowmobiling, Snowshoeing.
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What are the steepest mountain biking trails in Basin?
The steepest mountain biking trail in Basin is Haystack Mountain with an average grade of 14.5%. View all trails sorted by grade.
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Are the trails open in Basin?
The overall region status for Basin is Clear / Green. Out of 11 trails:
- Clear / Green: 9
- Minor Issue / Yellow: 1
- Significant Issue / Amber: 1
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Can I ride an ebike in Basin?
Yes, Basin supports e-bike riding. There are 3 trails in Basin that allow e-bikes. Check the e-bike trails listing for specific trail access details and any local regulations.
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What is the highest summit in Basin?
The highest summit in Basin is Haystack Mountain at 8,799 ft elevation.
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What are the most popular Strava Segments in Basin?
The most popular Strava segments in Basin are:
- DH #3 Bridge To Lot (55 athletes)
- Upper Haystack DH (50 athletes)
- HStack Ridge to Bridge DH (49 athletes)
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What are the most popular mountain biking trails in Basin?
The most popular mountain biking trails in Basin are:
- Thunderbolt Mountain Summit
- L.O. Connection
- Haystack Mountain
- CDT- Champion Pass to Thunderbolt Mountain
- CDT- Thunderbolt Mountain to Junction Bison-Blackfoot Trail
Activities
Trails
- By wyomont
& contributors - Admins: ATS
- #30821 - 2,347 views
- basin activity log | embed map of Basin mountain bike trails | basin mountain biking points of interest
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