4.4
(108)
636
riders
21
rides
Mountain bike trails around Grenay are characterized by the unique landscape of former mining terrils, which are man-made hills offering technical and scenic routes. The region, part of the Pas-de-Calais department, blends industrial heritage with natural settings, providing varied terrain for mountain biking. Riders can expect paths ranging from challenging trails over the terrils to gentler farm tracks and routes through local woods. These diverse environments contribute to the Grenay mountain bike difficulty and elevation profiles.
Last updated: May 14, 2026
4.7
(14)
203
riders
55.4km
04:13
570m
570m
Moderate mountain bike ride. Good fitness required. Advanced riding skills necessary.
4.5
(14)
88
riders
46.7km
03:27
560m
560m
Moderate mountain bike ride. Good fitness required. Advanced riding skills necessary.

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4.0
(23)
70
riders
Hard mountain bike ride. Good fitness required. Advanced riding skills necessary. Some portions of the route may require you to push your bike.
5.0
(1)
20
riders
60.5km
04:34
750m
750m
Moderate mountain bike ride. Good fitness required. Advanced riding skills necessary.
3.7
(7)
93
riders
Hard mountain bike ride. Good fitness required. Advanced riding skills necessary. Some portions of the route may require you to push your bike.
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The ruins of the old church of Ablain-Saint-Nazaire are an impressive and symbolic remnant of the First World War. Built in the 16th century in flamboyant Gothic style by Jacques Le Caron, this church was badly damaged during the fighting in 1915. The ruins have been preserved as a monument to commemorate the horrors of war.
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A remarkable story about the ruins concerns the decision not to rebuild the church after the war. Although the church had been classified as a historical monument in 1908, the Commission for Historical Monuments decided that the ruins should remain as a testimony to the German destruction. Ironically, it was the French guns that had destroyed the church, but the ruins became a symbol of the war and the reconstruction.
6
0
Beware, beginners without an electric bike... big climbs... it's a roller coaster!!! Otherwise, the route to Olhain is fantastic!!!
0
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the positive elevation gain is rather steep but the climb leads to a good track.
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This is the oldest mining town still in existence in the Pas-de-Calais Mining Basin. The preservation of the carins (outbuildings) and the voyettes (alleys) has allowed it to maintain its integrity. By preserving what already exists and assigning it new uses, the project preserves and adapts the town to new ways of living and to environmental issues.
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Excellent technical single track above Grenay, with a magnificent view of the mining basin and the twin slag heaps of Loos-en-Gohelle.
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There are over 25 mountain bike trails around Grenay, offering a variety of experiences for riders. The komoot community has explored these routes over 500 times.
Mountain bike trails in Grenay are characterized by the unique landscape of former mining terrils, which are man-made hills offering technical sections. You can also expect to ride on gentler farm tracks and through local woods, blending industrial heritage with natural settings.
Yes, Grenay offers mountain bike trails suitable for various skill levels. While the majority are moderate (18 routes), there are also 6 difficult routes for experienced riders and 1 easy route for those looking for a gentler ride.
Mountain biking in Grenay is unique due to its distinctive terrils, which are remnants of the region's mining heritage. These man-made hills provide varied and often challenging terrain, offering a blend of industrial history and natural landscapes.
Yes, Grenay offers several longer mountain bike routes. For example, the EuroVélo 5 at Souchez – The two Towers loop from Bully - Grenay is a substantial 35.5 miles (57.1 km) trail, and the View of the Hill Tower – Brick bridge loop from Bully - Grenay covers 37.5 miles (60.3 km).
Absolutely. Routes like the EuroVélo 5 at Souchez – The two Towers loop from Bully - Grenay are known to offer extensive views across the landscape, especially from the elevated terrils.
Many of the mountain bike routes in Grenay are designed as loops. Examples include the Forest Path – Brick bridge loop from Bully - Grenay, the Mountainbike loop from Bully - Grenay, and the Marais de la Galance – View from Terril 81 loop from Bully - Grenay.
Near the mountain bike trails, you can explore several interesting sites. These include historical sites like the Passage dolmen: The Fairy Table, Vimy Ridge Shell Craters, and the Vimy Foundation Centennial Park. You can also visit natural monuments such as the Loos-en-Gohelle slag heap and Spoil heaps 74 and 74a.
Yes, the area around Grenay features dedicated spots for mountain biking. You can find the Cabiddu Park MTB Base and a Singletrack on Terril de Grenay, which offer specific challenges and facilities for riders. The Terril 46 of Verquigneul is also a notable climb for mountain bikers.
The mountain bike trails in Grenay are highly regarded by the komoot community, with an average rating of 4.4 stars from over 90 reviews. Riders often praise the varied terrain, the unique experience of riding on the terrils, and the blend of natural and industrial landscapes.
The elevation gain on mountain bike trails in Grenay varies significantly depending on the route. For instance, the EuroVélo 5 at Souchez – The two Towers loop from Bully - Grenay involves an ascent of approximately 574 meters, while the Marais de la Galance – View from Terril 81 loop from Bully - Grenay has a more moderate climb of about 265 meters.


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