4.4
(10)
220
riders
33
rides
Mountain biking in Guernsey offers diverse terrain across its picturesque landscape. The island features rugged coastal paths, rolling hills, and historical fortifications, providing varied experiences for riders. Its topography includes expansive plains and rocky outcrops, contributing to a range of mountain bike trails. This makes Guernsey a compelling destination for outdoor enthusiasts seeking to explore on two wheels.
Last updated: August 9, 2026
5.0
(4)
41
riders
75.5km
04:27
450m
450m
Moderate mountain bike ride. Good fitness required. Suitable for all skill levels.
13
riders
26.9km
01:42
240m
240m
Easy mountain bike ride. Great for any fitness level. Suitable for all skill levels.

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13
riders
27.5km
01:33
160m
160m
Easy mountain bike ride. Great for any fitness level. Suitable for all skill levels.
7
riders
41.6km
02:28
270m
270m
Moderate mountain bike ride. Good fitness required. Suitable for all skill levels.
8
riders
31.9km
02:09
270m
270m
Moderate mountain bike ride. Good fitness required. Suitable for all skill levels.
4.0
(1)
4
riders
19.5km
01:13
200m
200m
Easy mountain bike ride. Great for any fitness level. Suitable for all skill levels.
4.0
(1)
7
riders
10.5km
00:41
30m
30m
Easy mountain bike ride. Great for any fitness level. Suitable for all skill levels.
12
riders
19.8km
01:11
50m
50m
Easy mountain bike ride. Great for any fitness level. Suitable for all skill levels.
4
riders
32.3km
02:05
280m
280m
Moderate mountain bike ride. Good fitness required. Suitable for all skill levels.
6
riders
15.3km
01:08
190m
190m
Easy mountain bike ride. Great for any fitness level. Suitable for all skill levels.
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A glorious crescent of white sand, Saye Beach is sheltered by its rocky headlands and provides wonderful swimming. Pronounced Soy, it's often quiet and you may spot the grey seals that inhabit the area. History buffs will find interesting forts on both the headlands that flank the sands.
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Of all Alderney's many forts, the Nunnery is the oldest. This is because it dates back to the 4th century and today stands as perhaps the most intact Roman small fort in Britain. Of course, the intervening years have seen many changes to the fort, including by German troops during the Second World War.
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St Peter Port Harbour is the main port for passengers arriving on Guernsey. Used since Roman times, it's a historic port, watched over by the impressive, 800-year-old Castle Cornet. With its pretty marina and steep cobbled streets, St Peter Port is considered one of Europe's most picturesque harbour towns.
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Fort Tourgis is a 1850s Victorian citadel, originally built to house 346 men and mount 33 guns to protect the Alderney Breakwater. It was later transformed into Stutzpunkt Türkenburg (Strongpoint Turk's Castle) by the occupying German forces during World War II.
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Alderney Lighthouse, also known as Mannez Lighthouse, is a 32-metre (105-ft) stone tower, built in 1912 by Trinity House. It guides ships away from the treacherous waters of the Alderney Race. It became automated in 1997 and is now controlled remotely from Harwich,.
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19th-century fort built as part of the network to protect the island against invasion by the French. Later used by the Germans during the Second World War who installed coastal defence guns and anti-aircraft guns. About a mile offshore you can see the Platte Forgere lighthouse. Entrance is free.
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Guernsey offers a good selection of mountain bike trails, with over 25 routes available for exploration. These trails cater to various skill levels, from easy coastal paths to more challenging routes with significant elevation changes.
Guernsey's mountain bike trails feature diverse terrain, including rugged coastal paths, rolling hills, and expansive plains. You'll encounter varied landscapes, from dramatic cliff-top sections with sea views to routes passing historical fortifications and reservoirs. The island's topography provides a mix of surfaces and gradients.
Yes, Guernsey has many mountain bike trails suitable for beginners. Out of the available routes, 24 are rated as easy. An excellent option for an accessible ride is the Castle Cornet Jetty – Vale Church and Cemetery loop from St Sampson, which is 17.1 miles (27.5 km) long and offers coastal views.
While most trails are rated easy, there are moderate options for those seeking more challenge. The St Saviour's Reservoir – Fort Grey loop from Saint Peter Port is a moderate 46.9 miles (75.5 km) route with over 450 meters of elevation gain, providing a more demanding experience.
Many mountain bike routes in Guernsey pass by significant natural features and historical landmarks. You might encounter sites like the The Little Chapel, the ancient Le Déhus Dolmen, or the picturesque Baie du Moulin Huet. Coastal routes often offer stunning views of the English Channel and rugged cliffs, particularly around areas like Jerbourg Point.
Guernsey offers several family-friendly mountain bike trails, especially those rated as easy. These routes typically feature gentler gradients and less technical terrain, making them enjoyable for riders of varying ages and abilities. The island's network of shared-use off-road paths is often suitable for family outings.
While many outdoor areas in Guernsey are dog-friendly, it's always best to check local signage or specific trail regulations before heading out with your dog on a mountain bike trail. Some areas, particularly nature reserves or private land, may have restrictions or require dogs to be on a lead.
The best time to go mountain biking in Guernsey is generally during the spring and summer months (April to September) when the weather is milder and drier. This provides more comfortable riding conditions and better trail surfaces. However, the island's relatively mild climate means that mountain biking can be enjoyed year-round, though some trails may be muddier in winter.
Absolutely. Guernsey is renowned for its stunning coastline, and many mountain bike trails incorporate breathtaking sea views. Routes along the southern coast, for example, offer dramatic vistas over the English Channel. The Chemin des Bohémiens – Jerbourg Point Lighthouse loop from L'Aumone is one such route that provides extensive coastal scenery.
Yes, many of Guernsey's mountain bike trails are designed as circular loops, allowing you to start and finish at the same point. This is convenient for riders who want to explore without needing to arrange transport back to their starting location. An example is the Crabby Jack's – Le Trépied Dolmen loop from St Sampson.
The mountain bike trails in Guernsey are highly regarded by the komoot community, with an average rating of 5.0 stars from over 10 reviews. More than 180 mountain bikers have used komoot to explore the island, often praising the diverse terrain, scenic coastal paths, and the variety of experiences available for different skill levels.
Yes, Guernsey's rich history means many mountain bike routes pass by or near historical sites. You can find trails that lead past ancient dolmens, historical fortifications like Fort Grey, or even the unique The Little Chapel. These routes offer a blend of outdoor activity and cultural exploration.


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