⚠️ 2027 edition: provisional information
The date is estimated from the 2026 edition (September 1, 2026), on the same day of the week. Courses, start times, fees and description are carried over from the previous edition: check them on the official website. This page will be updated as soon as the organizer publishes them.
Available distances
Races on the programme
| Race | Distance | Elevation gain |
|---|---|---|
| Trail 80 km | 49.7 mi | 12,730 ft |
About
The Snowdon Ultra 50 takes place in Betws-y-Coed, Wales, in the heart of Snowdonia, on 31 August 2027.
A single 80 km trail course is on offer, with 3,880 metres of elevation gain.
Highlights
- High altitude
- Off-road
Prepare for Snowdon Ultra 50 with RunRun
An AI-generated training plan, adjusted every week based on your real sessions. Built around your goal, current level and race date.
- Personalized plan based on your VO2max, history and weekly availability
- Strava and Garmin sync: your sessions are analyzed and the plan adapts
- Target paces, long runs, key sessions: everything is calculated for race day
Races nearby
Other upcoming races around Betws-y-Coed.
Snowdon Skyline
Jun 22, 2027 · Betws-y-Coed · 0 mi away
24.9 mi · 14.9 mi
Snowdonia Ultra 100
Aug 31, 2027 · Betws-y-Coed · 0 mi away
99.4 mi
Snowdonia Half Marathon
May 10, 2027 · Llanrwst · 3 mi away
13.1 mi
Snowdonia Marathon Eryri
Oct 24, 2026 · Llanberis · 12 mi away
26.2 mi
Conwy Half Marathon
Nov 15, 2026 · Llandudno Junction · 13 mi away
13.1 mi · 1 mi
Race Across Snowdonia
Jul 12, 2027 · Abergwyngregyn · 13 mi away
76.4 mi