Trail of the Abers
Trail Running and Walking & Hiking covering 8 km to 90 km in Le Drennec (Brittany, France)
Trail of the Abers is an endurance sporting event in Le Drennec, Brittany, FR focused on Trail Running, Walking & Hiking, Gravel Biking and Mountain Biking. Key features include Nature & Off-Road, Forest.
The race program comprises 11 competitions, including Gravel Bike 90 km (90 km, +990 m D+), Gravel Bike 70 km (70 km, +770 m D+), MTB 55 km (55 km, +1,430 m D+), Gravel Bike 45 km (45 km, +495 m D+), MTB 45 km (45 km, +1,170 m D+), and MTB 35 km (35 km, +910 m D+) (11 competitions in total). The exact date for the next edition is currently open and will be announced by the organizer. Up-to-date details regarding race regulations, start times, and registration are published through the organizer's official channels.
Official organizer website not currently listed.

Event characteristics
Races & distances (11)
| Competition | Discipline | Distance | Elevation gain | Altitude range | Course type | Course & profile |
|---|---|---|---|---|---|---|
| Gravel Bike 90 km | Gravel Biking | 90 km | +990 m | 64 m - 480 m | Loop course | Route & profile |
| Gravel Bike 70 km | Gravel Biking | 70 km | +770 m | 67 m - 390 m | Loop course | Route & profile |
| MTB 55 km | Mountain Biking | 55 km | +1,430 m | 70 m - 671 m | Loop course | Route & profile |
| Gravel Bike 45 km | Gravel Biking | 45 km | +495 m | 73 m - 281 m | Loop course | Route & profile |
| MTB 45 km | Mountain Biking | 45 km | +1,170 m | 76 m - 567 m | Loop course | Route & profile |
| MTB 35 km | Mountain Biking | 35 km | +910 m | 64 m - 446 m | Loop course | Route & profile |
| Gravel Bike 33 km | Gravel Biking | 33 km | +363 m | 67 m - 219 m | Loop course | Route & profile |
| MTB 16 km | Mountain Biking | 16 km | +416 m | 70 m - 245 m | Loop course | Route & profile |
| Walking 13 km | Walking & Hiking | 13 km | +58 m | 73 m - 97 m | Loop course | Route & profile |
| Trail 12 km | Trail Running | 12 km | +312 m | 76 m - 207 m | Loop course | Route & profile |
| Walking 8 km | Walking & Hiking | 8 km | +36 m | 64 m - 79 m | Loop course | Route & profile |
Course route & map
Elevation profile & course telemetry
Altitude from 64 m to 480 m above sea level (+990 m D+, -990 m D-)
Elevation profile & course telemetry
Altitude from 67 m to 390 m above sea level (+770 m D+, -770 m D-)
Elevation profile & course telemetry
Altitude from 70 m to 671 m above sea level (+1,430 m D+, -1,430 m D-)
Elevation profile & course telemetry
Altitude from 73 m to 281 m above sea level (+495 m D+, -495 m D-)
Elevation profile & course telemetry
Altitude from 76 m to 567 m above sea level (+1,170 m D+, -1,170 m D-)
Elevation profile & course telemetry
Altitude from 64 m to 446 m above sea level (+910 m D+, -910 m D-)
Elevation profile & course telemetry
Altitude from 67 m to 219 m above sea level (+363 m D+, -363 m D-)
Elevation profile & course telemetry
Altitude from 70 m to 245 m above sea level (+416 m D+, -416 m D-)
Elevation profile & course telemetry
Altitude from 73 m to 97 m above sea level (+58 m D+, -58 m D-)
Elevation profile & course telemetry
Altitude from 76 m to 207 m above sea level (+312 m D+, -312 m D-)
Elevation profile & course telemetry
Altitude from 64 m to 79 m above sea level (+36 m D+, -36 m D-)
Frequently asked questions (FAQ)
When and where does Trail of the Abers take place?
Trail of the Abers takes place in Le Drennec, Brittany, FR (start area at coordinates 48.5307° N, 4.364° W). The exact date for the next edition is currently open and will be announced by the organizer.
What races and distances are offered at Trail of the Abers?
The race program comprises 11 competitions, including Gravel Bike 90 km (90 km, +990 m D+), Gravel Bike 70 km (70 km, +770 m D+), MTB 55 km (55 km, +1,430 m D+), Gravel Bike 45 km (45 km, +495 m D+), MTB 45 km (45 km, +1,170 m D+), and MTB 35 km (35 km, +910 m D+) (11 competitions in total). The competitions belong to Trail Running, Walking & Hiking, Gravel Biking and Mountain Biking.
What is the course layout and elevation profile for Trail of the Abers?
The main competition (Gravel Bike 90 km over 90 km) is designed as a loop course featuring +990 m of elevation gain and -990 m of elevation loss, ranging between 64 m and 480 m above sea level. An interactive course map with route visualization, elevation profile, and GPX export is available in the course section on this page.
Where can I find registration and official race rules for Trail of the Abers?
Up-to-date details regarding race regulations, start times, and registration are published through the organizer's official channels.