Find Trail Ultra Marathon Races

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Race Landscape Video Difficulty Score Distance Elevation Month Compare Races
Apex Running Slate Trail Ultra 145km Ultra Marathon Race in October near Snowdonia eryri snowdonia landscape
245.92 145.00km 3892metres October Compare this race
Lon Las Cymru 250 Mile Ultra Marathon Race Through Wales in October cambrian mountains mid wales landscape environment
531.29 407.00km 6287metres October Compare this race
Apex Running Ultra Tour of the Quarries 87km Ultra Marathon in October Near Bangor eryri snowdonia landscape
177.39 87.00km 2829metres October 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
Gower Ultra 50 Miles Ultra Marathon Race in October Near Gower Peninsula AONB gower peninsula south wales landscape trail ultra marathon views 125.19 81.00km 1519metres October 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

🏃 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.