close
3D
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.
?
Activity Recordings
Trailforks uses anonymized public activity data.
?
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
![map legend]()
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.
SaveOrsay trails and routes are listed on Trailforks with interactive trail maps, difficulty ratings, photos, and user-reported trail conditions. Supported activity types include Mountain Biking, Trail Running, Hiking, E-Biking and Adaptive Biking. Trails here are often faint trail.
This is an auto-generated description of Orsay.
Login or register to submit a custom description.
This region uses the Uk/Euro style trail grading system.
Trail info last updated
Activities Click to view
- Mountain Bike
52 trails
- E-Bike
45 trails
- Adaptive Bike
5 trails
- Hike
51 trails
- Trail Running
52 trails
Region Details
- 7
- 7
- 33
- 1
- 4
Region Status
Open as of Sep 11, 2026Stats
- Avg Trail Rating
- Trails (view details)
- 52
- Trails Mountain Bike
- 52
- Trails E-Bike
- 45
- Trails Gravel Bike
- 8
- Trails Adaptive Bike
- 5
- Trails Winter Fat Bike
- 6
- Trails Horse
- 1
- Trails Hike
- 51
- Trails Trail Running
- 52
- Total Distance
- 54 miles
- Total Descent
- 5,665 ft
- Total Vertical
- 414 ft
- Highest Trailhead
- 629 ft
- Reports
- 12
- Photos
- 18
- Completed Counter
- 699
Popular Orsay Mountain Biking Trails
• 95 ★ 0.0 • 1 mile • 48 ft • 30 •
Popular blue difficulty singletrack. This mountain bike primary trail can be used both directions and has a moderate overall physical rating with a 48 ft blue climb. On average it takes 6 minutes to complete this trail.
• 60 ★ 0.0 • 2,175 ft • 52 ft • 29 •
Moderately popular blue difficulty singletrack. This mountain bike primary trail and has a easy overall physical rating with a 52 ft green climb. On average it takes 4 minutes to complete this trail.
• 100 ★ 0.0 • 791 ft • 0 ft • 29 •
Popular black difficulty singletrack. This mountain bike primary trail can be used downhill only and has a moderate overall physical rating. Trail visibility is always easy to follow. On average it takes minutes to complete this trail.
• 90 ★ 0.0 • 1 mile • 166 ft • 28 •
Popular blue difficulty singletrack. This mountain bike primary trail can be used both directions and has a moderate overall physical rating with a 166 ft blue climb. On average it takes 10 minutes to complete this trail.
• 55 ★ 0.0 • 3,665 ft • 37 ft • 24 •
Moderately popular blue difficulty singletrack. This mountain bike primary trail can be used both directions and has a moderate overall physical rating with a 37 ft blue climb. On average it takes 2 minutes to complete this trail.
• 30 ★ 0.0 • 1 mile • 12 ft • 21 •
Less popular blue difficulty singletrack. This mountain bike primary trail can be used both directions and has a moderate overall physical rating with a 12 ft blue climb. On average it takes 7 minutes to complete this trail.
• 85 ★ 0.0 • 3,865 ft • 69 ft • 21 •
Popular blue difficulty singletrack. This mountain bike primary trail can be used both directions and has a easy overall physical rating with a 69 ft green climb. On average it takes 5 minutes to complete this trail.
• 35 ★ 0.0 • 1,076 ft • 0 ft • 20 •
Less popular blue difficulty singletrack. This mountain bike primary trail can be used both directions. On average it takes minutes to complete this trail.
Orsay Mountain Bike Routes
25 miles • 1,813 ft • 0 • Out & Back •
A loop around Saint Remy de Chevreuse in Ile de France
Photos of Orsay Mountain Bike
Videos of Orsay Mountain Bike
Recent Trail Reports
| status | trail | date | condition | info | user |
|---|---|---|---|---|---|
| around clarefontaine | Sep 6, 2026 @ 7:22am (Europe/Paris) Sep 5, 2026 | Dry | Sideralis | ||
| Port Royal 1 | Jun 28, 2026 @ 7:48am (Europe/Paris) Jun 27, 2026 | Ideal | geekitus | ||
| down to fond Fanette | May 26, 2026 @ 12:29pm (Europe/Paris) May 26, 2026 | Dry | farmergilles | ||
| Magny-Chateufort-Rondpoint Chemin de la Fabrique | May 7, 2023 @ 3:51am May 7, 2023 | Dry | metramo | ||
| Route Forestière du Manet | May 9, 2022 @ 3:49am May 9, 2022 | Dry | kramaro | ||
| Merantaise to Helene Boucher Stele | Nov 2, 2021 @ 6:52am Nov 2, 2021 | Unknown | metramo | ||
| Briis to Limours | Aug 21, 2021 @ 12:54am Aug 21, 2021 | Variable | sokar | ||
| Port Royal 2 | May 24, 2021 @ 8:02am May 24, 2021 | Prevalent Mud | kramaro | ||
| Etangs de bievres | May 26, 2020 @ 5:08am May 26, 2020 | Very Dry | CamilleC |
Activity Feed
| username | action | type | title | date |
|---|---|---|---|---|
| Sideralis | add | report | activity #103242992 | Sep 6, 2026 @ 11:41pm Sep 6, 2026 |
| geekitus | add | report | activity #97977833 | Jun 28, 2026 @ 4:50am Jun 28, 2026 |
| farmergilles | add | report | activity #95565926 | May 26, 2026 @ 8:18am May 26, 2026 |
| ClemF | wishlist | trail | activity #85991126 | Dec 24, 2025 @ 7:19am Dec 24, 2025 |
| ac95 | ridden | trail | activity #84303920 and 1 more | Nov 17, 2025 @ 9:57am Nov 17, 2025 |
Recent Comments
| username | type | title | comment | date |
|---|---|---|---|---|
| trail | Dangereux traversée de route sans visibilité... | Oct 1, 2023 @ 7:06am Oct 1, 2023 | ||
| trail | Eviter la route et bien grimper !!! | Apr 28, 2023 @ 10:32am Apr 28, 2023 |
Local Badges
-
Epic Mountain Bike Climb 2k0 awarded -
Climbing 10k Badge10 awarded -
Mountain Biking 100k Badge1 awarded -
Epic Ride Descent 2k0 awarded -
Descent 10k Badge10 awarded -
Descent 100k Badge1 awarded
Activity Type Stats
| activitytype | trails | distance | descent | descent distance | total vertical | rating | global rank | state rank | photos | reports | routes | activity logs |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Mountain Bike | 52 | 54 miles | 5,666 ft | 23 miles | 413 ft | #3,109 | #89 | 18 | 12 | 2 | 2,218 | |
| E-Bike | 45 | 52 miles | 5,292 ft | 22 miles | 413 ft | #3,356 | #208 | 9 | 1 | 83 | ||
| Gravel Bike | 8 | 8 miles | 518 ft | 4 miles | 262 ft | #7,843 | #309 | 176 | ||||
| Adaptive Bike | 5 | 5 miles | 433 ft | 2 miles | 236 ft | #5,024 | #276 | |||||
| Winter Fat Bike | 6 | 3 miles | 509 ft | 2 miles | 253 ft | #7,843 | #309 | 2 | ||||
| Horse | 1 | 1 mile | 187 ft | 3,537 ft | 167 ft | |||||||
| Hike | 51 | 54 miles | 5,640 ft | 23 miles | 413 ft | #4,998 | #162 | 12 | 30 | |||
| Trail Running | 52 | 54 miles | 5,666 ft | 23 miles | 413 ft | #4,301 | #145 | 12 | 578 |
Frequently Asked Questions
▼
What are the highest rated mountain biking trails in Orsay?
The highest rated mountain biking trails in Orsay are:
- Rue de Paris Plateau (4.1/5)
- DH Cernay (4.1/5)
- Magny-Chateufort-Rondpoint Chemin de la Fabrique (4/5)
- down to fond Fanette (0/5)
- Grand Ragonant & down to St Remy (0/5)
▼
What is the best time of the year to ride in Orsay?
Based on activity log data, the most popular months to ride in Orsay are:
- October (61 activities)
- September (46 activities)
- March (37 activities)
▼
Where can I park to ride in Orsay?
Check the Orsay trail map for trailhead and parking information. Community members regularly update access and parking details for trails in the area.
▼
What is the longest trail in Orsay?
The longest trail in Orsay is Plateau des Moulons at 4.5 miles. View all trails sorted by distance.
▼
How many trails are in Orsay?
Orsay has a total of 52 trails. Browse top mountain biking trails in Orsay to find detailed information including difficulty ratings, distances, and trail conditions.
▼
Which trail has the most elevation gain in Orsay?
The trail with the most elevation gain in Orsay is Plateau des Moulons with 558 ft of elevation gain. View all trails sorted by elevation gain.
▼
Which trail has the most elevation descent in Orsay?
The trail with the most elevation descent in Orsay is Plateau des Moulons with 360 ft of elevation descent. View all trails sorted by elevation descent.
▼
What activities are most popular in Orsay?
Orsay supports the following activities: Mountain Biking, E-Biking, Adaptive Biking, Hiking, Trail Running.
▼
What are the steepest mountain biking trails in Orsay?
The steepest mountain biking trail in Orsay is Chemin du Canal with an average grade of 15.1%. View all trails sorted by grade.
▼
What trails have the biggest jumps in Orsay?
The trails with the biggest jumps in Orsay are: Browse all mountain bike trails to find trails with jumps and technical features.
▼
Are the trails open in Orsay?
The overall region status for Orsay is Clear / Green. Out of 9 trails:
- Clear / Green: 8
- Minor Issue / Yellow: 1
▼
Can I ride an ebike in Orsay?
Yes, Orsay supports e-bike riding. There are 42 trails in Orsay that allow e-bikes. Check the e-bike trails listing for specific trail access details and any local regulations.
▼
What are the most popular mountain biking routes in Orsay?
The most popular mountain biking routes in Orsay are: View all mountain biking routes in Orsay.
▼
What are the most popular Strava Segments in Orsay?
The most popular Strava segments in Orsay are:
- Faux plat de sortie (5,956 athletes)
- Bosse Mulleron (5,617 athletes)
- Ligne Droite Chateau de Pivot Sud Nord (4,915 athletes)
▼
Are there accessible or adaptive trails in Orsay?
Yes, there are 5 accessible/adaptive trails in Orsay. View all adaptive trails in Orsay for specific accessibility information.
▼
What are the most popular mountain biking trails in Orsay?
The most popular mountain biking trails in Orsay are:
- Magny-Chateufort-Rondpoint Chemin de la Fabrique
- Rue de Paris Plateau
- DH Cernay
- down to fond Fanette
- Grand Ragonant & down to St Remy
▼
What are the best beginner ride trails in Orsay?
The best beginner mountain biking trails in Orsay are:
- Grand Ragonant & down to St Remy (0/5)
- La Cöte d'Ors - Descente 2 (0/5)
- courtaboeuf (0/5)
- By Alainle & contributors
- Admins: apply
- #29920 - 1,724 views
- orsay activity log | embed map of Orsay mountain bike trails |
Downloading of trail gps tracks in kml & gpx formats is enabled for Orsay.
You must login to download files.
