Find Trail Ultra Marathon Races

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Race Landscape Video Difficulty Score Distance Elevation Month Compare Races
UTS 50K Ultra-Trail Snowdonia by UTMB Ultra Marathon Race in May near Snowdonia eryri snowdonia landscape
176.24 49.00km 3384metres May Compare this race
Run Through Trails Snowdonia Sea2Sky 53K Ultra Marathon in August Near Barmouth cadair idris mountain eryri snowdonia national park landscape vista
129.32 53.00km 1742metres August Compare this race
Pegasus The PIGUM 50km Ultra Marathon Race in July near Abergavenny abergavenny south wales views for trail running ultra marathon landscape
121.68 50.00km 1628metres July Compare this race
Out Fit Brenig Way 50K Ultra Trail Race in October near Corwen brenig way sign trail ultra marathon 116.07 50.00km 1417metres October Compare this race
Preseli UltraBeast 51KM Ultra Marathon Trail Running Race in May near Pembrokeshire preseli hills pembrokeshire landscape views trail ultra marathon
117.31 51.00km 1701metres May Compare this race
Run Walk Crawl 50km Pembrokeshire Coast Path Ultra Marathon Race in June pembrokeshire coast path national park trail utlra running views ocean sea 99.45 50.90km 1354metres June Compare this race
Vale Coastal 52km Ultra Marathon Race in April Near Cardiff 87.79 52.00km 879metres April Compare this race
The Ridum 30 Mile Ultra Marathon Race in September caerphilly south wales landscape views trail running ultra marathon
111.29 50.00km 1299metres September Compare this race
Pegasus HOWUM 30 Mile Ultra Marathon Race in Mid Wales in May llanidloes trail ultra running views landscape 113.02 48.00km 1302metres May Compare this race
Firelighter 35 Mile Ultra Marathon Race in September 95.68 54.00km 868metres September Compare this race
Run Walk Crawl Gower Bach 54km Ultra Marathon Race in October near Gower Peninsula gower peninsula south wales landscape trail ultra marathon views 96.97 54.00km 1197metres October Compare this race
UTMB OCC 54km Ultra Trail du Mont Blanc Ultra Marathon Race in August near Chamonix utmb mont blanc landscape and views for trail and ultra running
180.78 54.00km 3538metres August Compare this race
Endurance Life South Devon 33 Miles Ultra Marathon Race in February near Devon salcombe south devon coast landscapes views ultra marathon 125.55 54.00km 1785metres February Compare this race
Apex Running 14 Peaks Ultra Welsh 3000s Ultra Marathon in June near Eryri Snowdonia eryri snowdonia landscape 205.70 51.90km 3730metres June Compare this race

🏃 Course Basics & Intensity

Distance
The total length of the race in kilometers or miles.
Elevation per KM
The average vertical gain every kilometer; higher numbers mean steeper races.
Kilometer Effort
The "real-feel" distance combining flat length and vertical climbing into one effort metric.
Difficulty Score
A unique rating calculated from distance, ascent, and terrain technicality.
DNF Rate
The percentage of runners who historically do not finish the race.
Ground Type
Defines the surface, such as hard-packed trail, technical mountain rock, or bog.

⛰️ Climbing & Peaks

Categorised Climbs
The total number of significant, sustained uphill sections on the course.
Avg/Max Altitude
The average and peak heights above sea level you will reach during the race.
Uphill/Downhill %
The percentage of the course spent climbing, descending, or running on flat ground.
Steepest Hill
The maximum gradient percentage you will encounter on the toughest climb.
Cat Biggest Climb
The length and total vertical gain of the single largest climb in the race.

⏱️ Logistics & Timing

Finish Cut-Off
The total time allowed to reach the finish line before being disqualified.
Pace to Finish
The minimum speed (km/h) required to beat the cut-offs, including aid station stops.
Start Time
Whether the race begins in the morning, evening, or at night.
Time of Day
Indicates if you will be running through the day, the night, or both.
Trajectory
Defines if the race is a single loop, a point-to-point, or an out-and-back route.

⛺ Support & Entry

Checkpoints
The total number of aid stations and the average distance between them.
Support Types
Details if the race is self-supported or provides water, food, and medical aid.
Navigation Type
Whether the course is fully marked with flags or requires map-and-compass skills.
UTMB Stones
The number of qualifying stones awarded for entry into the UTMB World Series Finals.
Entry Fee per KM
The total cost of the race divided by its distance for easy price comparison.

🌲 Environment & Beauty

Beauty Spot Rating
A star rating based on the scenic landmarks and views along the route.
Mountain Ranges
The specific mountain groups the race traverses (e.g., Eryri, Glyderau).
Wilderness %
The proportion of the course that takes place in wild, unmanaged natural habitats.
Avg Temp
The typical temperature expected during the month the race is held.