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22 events

Endurance races calendar 2025 - 2026 in Gwynedd

Cymru / Wales
Gwynedd
Europe
Northern Europe
United Kingdom

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Dyfi X Trail Marathon

5 (1)
Tremadog, United Kingdom
04 Apr, 2026 (Sat)
Trail running
21.098 km, 42.195 km
null base64This image features an individual running on a trail beside a traditional dry-stone wall
null base64The image features a person running along a trail in a hilly countryside setting.
null base64The image shows a rural landscape, possibly a hill or mountainous area. There
null base64The image shows two individuals engaged in trail running across a rural landscape. They appear
null base64The image depicts a group of people, possibly hikers or runners, in a

Cadair X Half Marathon

Tremadog, United Kingdom
25 Apr, 2026 (Sat)
Trail running
21.098 km
null base64The image shows a person jogging or running along a forest trail. The environment appears
null base64The image shows a group of runners participating in an outdoor event, which appears to
null base64The image shows two individuals running on what appears to be a road or path through
null base64The image depicts a person running through a rugged outdoor terrain, likely a hill or
null base64The image shows a person outdoors, seemingly on a hike or a run in a

THE ROC Wales

Abersoch, United Kingdom
09 May, 2026 (Sat)
Triathlon
1.5 km
49.5 km
12 km
49.5 km
1 km
From
265 EUR
null base64The image depicts a person hiking on a mountain trail. The hiker appears to be wearing a backpack and is walking on a rocky path with green moss or vegetation on the ground. In the background, there are other mountain peaks, some of which are partially shrouded by clouds or mist. The skies are mostly clear with few clouds, suggesting good weather conditions for hiking. The landscape suggests a spacious and natural high-altitude environment, potentially offering a serene hiking experience.
null base64The image shows a female runner in athletic attire and a race bib, implying she is participating in a mountain trail race or run. She's wearing a hydration pack on her back. The landscape includes rolling hills and a striking mountainous background under a clear blue sky with a few clouds lightly scattered. There are bodies of water in the distance, and we can also see several other participants on the trail behind her. The environment suggests a picturesque setting that is challenging yet scenic for a trail running event.
null base64The image shows an outdoor scene with several individuals who appear to be participating in some form of trail running or racing event. The focus is on a man in the center of the frame who is running toward the camera with a big smile on his face. He's wearing a red athletic top, a race bib with the number "188," sunglasses, a running pack, and a wristwatch, which suggests that he is a competitor in the event. There are also other participants around him, including one with a bib number "47". The terrain is rocky and looks like a mountain or hill summit, indicating that the event is taking place in a challenging, hilly or mountainous environment. The landscape in the background features rolling hills and a body of water
null base64The image depicts a group of individuals engaged in uphill trail running, or mountain running. They appear to be on a rocky path with a steep incline. All runners are equipped with backpacks and appropriate athletic wear for such an activity. The terrain is mountainous, with a clear sky, and in the background, there are more mountains and a lake visible in the distance, suggesting this could be a part of a larger mountain range or a national park. The scenery suggests that this photo may be taken during a race or a group training session given the numbers and the sporting attire of the participants.

Abersoch 10K & 3K Beach Race

Abersoch, United Kingdom
30 May, 2026 (Sat)
Running
3 km, 10 km
Map
From
14 EUR
null base64This image depicts a crowded street scene with many people participating in a running event, likely a race or marathon. The crowd consists of runners dressed in athletic attire and varying in age and gender, indicating that the event is likely open to a wide demographic of participants. In the background, there are buildings with signs that might indicate the location or businesses there, such as "BOUDICCA." The weather appears to be sunny and clear, which is conducive to an outdoor event like this. The atmosphere looks energetic with so many people gathered for this event.
null base64The image shows a sunny beach scene bustling with activity. There's a large Welsh flag prominently displayed in the foreground, with its distinctive red dragon on a white and green background. Below the flag, there's a crowd of beachgoers, some gathered on the sandy beach while others are closer to the water line, looking out over a bay where several boats are anchored. The background features rolling hills and a clear sky. It appears to be a warm, pleasant day, ideal for beach activities and boating.
null base64The image shows an individual participating in a running event, most likely a race. The runner appears focused and is wearing a race bib with a number, indicating official participation in an organized event. The person is running along a beach with sand and small pebbles, and you can see the edge of the water nearby, suggesting that this could be part of a coastal or beach running event. The runner is wearing typical athletic gear: shorts, a sleeveless top, and running shoes, all suitable for a race.
null base64This image shows an aerial view of a picturesque village or small town. The scene is lively, with many people gathered on a main street, suggesting there might be a special event or market happening. The architecture appears to be mostly consistent with a traditional village setting, featuring two-story buildings with sloping roofs, possibly made of slate or a similar material common in European settlements. There are boats moored along a small harbor or river, suggesting the town is on a coastline or waterfront. In the background, you can see lush green fields and scattered trees, indicative of a rural or semi-rural landscape. The weather is clear and it seems to be daytime, with no visible cloud cover.
null base64In the image, you can see a group of athletes crossing a finish line at a race event. The time displayed on the digital clock overhead is 3:39:32 which might indicate the time elapsed since the race started. The runners are wearing racing bibs and numbers, indicating their participation in an organized event. Spectators can be seen on both sides of the running lane, cheering and clapping for the athletes. The environment suggests a beachside or coastal area given the sandy terrain and the presence of people in summer clothing, along with hills in the distance. It appears to be a clear, sunny day, making for a pleasant outdoor event.

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Slateman Triathlon

Llanberis, United Kingdom
14 Jun, 2026 (Sun)
Triathlon
1900 m
92.6 km
23.1 km
3.9 km
180 km
44.5 km
 +2 more
Duathlon
5.8 km
49.9 km
11.7 km

Abersoch Triathlon

Abersoch, United Kingdom
20 Jun, 2026 (Sat)
Triathlon
1500 m
40 km
10 km
750 m
20 km
5 km
Running
1 km
From
9 EUR
null base64The image shows two swimmers in open water, likely participating in a triathlon or an open water swimming event. They are wearing wetsuits and swimming caps, which is typical gear for such events to provide warmth and improve visibility. The swimmer in the foreground is raising one arm out of the water mid-stroke, which is part of the freestyle swimming technique. Splashes and water ripples around them indicate vigorous movement through the water. The background is slightly blurred due to the focus on the swimmers, but it seems to be an overcast day at a lake or sea with land visible in the distance.
null base64The image shows a scene from what appears to be a triathlon or open water swimming event. The focus is on an individual wearing a wetsuit with the brand "Orca" clearly visible, suggesting they have just completed the swimming portion of the event. This person is walking amongst a crowd of spectators who are casually dressed, indicating a beach or coastal setting during good weather. In the background, the sea is dotted with various boats and there are also visible buoys in the water, which are typically used to mark the course for swimmers. The atmosphere appears energetic, with many people gathered to watch the event, and the location offers a view of hills or small islands on the horizon.
null base64The image features a beach scene full of activity. There are numerous people in the water who appear to be participating in a swimming event, with many of them wearing swim caps and goggles, indicating a competitive or organized swim. The shore is lined with tents and colorful banners, suggesting an event or festival might be taking place on the beach. There is a crowd of spectators and participants on the sand, contributing to a lively atmosphere. The weather seems to be overcast, yet it hasn't deterred the crowd's enthusiasm.
null base64The image depicts a joyous scene at what appears to be a triathlon or open water swimming event. A person wearing a wetsuit, swim cap, and goggles is emerging from the water with a big smile on their face. The number "47" is marked on their upper arm, which is a common practice for identifying participants in such events. In the background, you can see other swimmers in the water making their way towards the shore. The setting is a beach with calm waters, and there are hills or small islands visible in the distance under a clear blue sky. The overall atmosphere captures the excitement and accomplishment often associated with endurance sports events.
null base64The image shows a cyclist riding on a road near a coastal area. The cyclist is dressed in cycling gear: a helmet, sunglasses, and a bright yellow and black skin-tight cycling outfit. They are riding a road bike equipped with aerodynamic wheels and time trial handlebars, suggesting they might be participating in a time trial or triathlon event. The background features a serene coastline with calm blue waters and two small islands or islets visible in the distance. The sky is partly cloudy, providing a pleasant, slightly overcast lighting. The vegetation indicates it might be in a temperate climate zone, and the overall scene conveys a sense of motion and focus on the part of the cyclist.

Scott Snowdonia Trail Marathon

Llanberis, United Kingdom
12 Jul, 2026 (Sun)
Trail running
10 km, 21.097 km, 43.41 km, 57 km
Map
base64The image shows a beautiful landscape featuring a large body of water in the foreground,
base64The image shows three individuals hiking a trail with backpacks. They are walking on
base64The image shows a group of hikers walking along a trail on a mountainous
base64The image shows a rugged, rocky mountain peak with wisps of cloud or fog
Snowdonia Trail Marathon base64The image shows two people engaged in outdoor exercise with a scenic backdrop. The person

Abersoch Half Marathon

Abersoch, United Kingdom
19 Sep, 2026 (Sat)
Trail running
2 km, 10 km, 20 km
null base64The image shows two people running on a trail with a scenic coastal background. They are wearing athletic clothing and have race bibs, suggesting they might be participating in a race or marathon. The view includes the ocean and some rolling hills. The weather appears to be clear with some clouds.
null base64The image shows a group of people running towards a finish line on a sandy surface, likely a beach. They appear to be participating in a race or marathon event. There’s an inflatable arch in the background with "361°" on it, which could be the branding for the event. Participants and spectators are visible in the background, adding to the lively atmosphere.
null base64The image shows a runner crossing the finish line of a race. The setting appears to be a beach, given the sand and palm decorations. The finish line tape displays the event name "Abersoch 361° Run Trail." A digital clock above shows a time of 44:05. There are spectators on the side cheering, and signs indicating the event are visible.
null base64The image shows several people running on a trail along a scenic coastal area. The scene includes grassy hills, a sandy beach, a body of water, and a clear sky with some clouds. The runners appear to be participating in an outdoor activity, enjoying the natural landscape.
null base64The image shows a shoe store or booth set up on a beach, with various people present. The booth is under a tent with "361°" branding, and one person is trying on shoes with assistance from another person sitting in a chair. The surrounding area includes shoes and boxes, and other people can be seen in the background.

The Cambrian Coast Sportive

Aberdyfi, United Kingdom
16 Sep, 2023 (Sat)
Cycling
52 km, 90 km, 141 km, 162 km

Love Swimrun Llanberis

Llanberis, United Kingdom
15 Jun, 2024 (Sat)
Swimrun
6 km, 16 km

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4.7

Generali Malaga Marathon

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TotalEnergies Malaga Half Marathon

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4.1

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Bangkok, Thailand
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Antalya International Marathon

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23-24 Jan, 2026 (Fri - Sat)
Running
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Up to 64% off
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24 May, 2026 (Sun)
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Mercatale in Val di Pesa, Italy
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