• Ultramarathon
  • 80.5 km
  • Mumbles, Swansea
  • Event weekend starts
  • Entry from £85
  • Open entry

Gower Coastal Trail Races Ultramarathon

This race edition

Race date
Date not confirmed for this distance
Race timezone
Timezone not confirmed
Edition status
Status not confirmed

Entry options

2026 edition

Entry options are not yet confirmed for this edition. Check the organiser before making plans.

Modelled energy-cost change 2.0% versus flat · net elevation -1 m · true cost £215

Decision summary

Gower Coastal Trail Races Ultramarathon at a glance

Route ascent
1,087 m

Lower than 84% of comparable mapped races

Cut-off average pace
11:33/km

15:30:00 total limit divided by distance. Check gun/chip timing and intermediate limits; allow time for stops.

Entry fee
£85

Lower than 69% of comparable known fees

Typical conditions
62/100

Historical race-date favourability, not a forecast

Evidence depth
42 verified facts

Stored GPS route

Quick answers

What runners ask first

Gower Coastal Trail Races Ultramarathon route map

raceindex.org has a GPS course file for Gower Coastal Trail Races Ultramarathon, so runners can inspect the route line on the map. Elevation charts and ascent figures appear only when that file includes usable elevation data.

How hilly is the Gower Coastal Trail Races Ultramarathon?

The Gower Coastal Trail Races Ultramarathon route has 1,087 m of ascent, 1,088 m of descent and an estimated 2.0% grade-adjusted pace penalty versus a flat route.

Where does the Gower Coastal Trail Races Ultramarathon route go?

The Gower Coastal Trail Races Ultramarathon route starts at Mumbles Cricket Club is the event base/HQ for registration and the post-race gathering; the Ultra 50 starts here and finishes at All three races finish at Rams Tor in Mumbles. Underfoot, expect mixed trail: rolling cliff tops, soft trails, dunes, beaches, hard paths and rugged coastline along the Wales Coast Path. It passes Rhossili Bay, Worm's Head, Port Eynon, Three Cliffs Bay and Langland Bay.

What should runners know on race day for the Gower Coastal Trail Races Ultramarathon?

Drop bag (shoe bag, max 440mm x 330mm) available at CP2 Llanrhidian for Ultra 50 runners only. No on-course music. 8.

Race character

Scenery

  • Coastal
  • Forest
  • Countryside

Atmosphere

  • Scenic Tour
  • Community

Terrain

  • Trail
  • Beach
Elevation character
Rolling
Technicality
Moderate

Entry, logistics and records

Records and field

Field size
Capped at 150 places per race (450 total across the three distances).
Field cap
150

Entry requirements

Entry status
Open entry: The held registration model is open entry and this edition is not marked sold out.
Cut-off
Ultra 50: 15.5 hours; Ultra Bach: 13 hours; Trail Race: 11.5 hours. All runners must complete the route by 22:30.
Qualification status
No qualification required; open Entry trail ultra series.

Race day logistics

Aid stations
8
Bag drop
Drop bag (shoe bag, max 440mm x 330mm) available at CP2 Llanrhidian for Ultra 50 runners only.
Medal
Finishers of the full distance receive an event medal (no medal for partial completion).
Finisher tee
No finisher t-shirt included; optional technical shirt (£20) and hoody (£40) available as merchandise.
On-course music
No on-course music.

Access and course status

Start
Mumbles Cricket Club is the event base/HQ for registration and the post-race gathering; the Ultra 50 starts here.
Finish
All three races finish at Rams Tor in Mumbles.

Course facts

Course type
Point To Point
Surface
Mixed trail: rolling cliff tops, soft trails, dunes, beaches, hard paths and rugged coastline along the Wales Coast Path.
Landmarks
Rhossili Bay, Worm's Head, Port Eynon, Three Cliffs Bay, Langland Bay, Mumbles Pier, Bracelet Bay, Loughor Estuary, Weobley Castle, Llanrhidian
Notable features
  • Self-navigation event over 90% on signed Wales Coast Path
  • eight manned checkpoints (CP1-CP8) from 7 to 45 miles with water, food and hot drinks
  • compulsory kit carried and checked
  • GPS tracking
  • Full Ultra 50 is a circumnavigation of the Gower Peninsula along the Wales Coast Path, featuring spectacular bays, dramatic headlands and hidden coves

How hilly is the Gower Coastal Trail Races Ultramarathon?

18%52%18%
  • Steep descent 6%
  • Descent 18%
  • Flat 52%
  • Climb 18%
  • Steep climb 6%
Total ascent
1,087 m
Net elevation
−1 m
GAP factor
2.0%
Longest climb
940 m at 5.1%
Gradient mix and ascent are derived from the course geometry under our published normalisation, not taken from organiser marketing.

What does it really cost to run?

Estimated cost to the start line from National Average
Entry fee£85
Travel (modelled)£40
Accommodation (modelled)£90
Estimated total£215
Entry fee is a sourced fact. Travel and accommodation are modelled estimates for a typical runner from this region, not quoted prices.

What are typical race-day conditions?

  • 14°CTypical temperature
  • 23 kphTypical wind
  • 6 mmTypical rainfall
  • 62Favourability /100
Typical conditions for the race date and locality, warmer than the endurance-optimal window. These are climatological norms, not a forecast, and are shared across every distance at this event.

More race details

Is the Gower Coastal Trail Races Ultramarathon flat?

Its normalised GAP factor is 2.0% slower than a flat course, with about 1087 m of total ascent.

How much does the Gower Coastal Trail Races Ultramarathon cost?

The adult entry fee is £85, and the estimated true cost to the start line is about £215 including modelled travel and accommodation.