Ultra-Trail Snowdonia by UTMB

ERYRI 25K

20K

Sunday, May 17, 2026 at 8:00 AM | Llanberis

24.0 km
1,400 m
1,400 m
Route
Profile
Segments

Llanberis

Sun 08:00
Sun 08:30
Distance 0.0 km
Altitude 107 m
D+ 0 m
D- 0 m
7.5 km 971 m 0 m
9.54 km/h (6:17/km) 3.47 km/h (17:17/km)

Yr Wyddfa

Sun 08:47
Sun 10:39
Distance 7.5 km
Altitude 1,078 m
D+ 971 m
D- 0 m
8.3 km 115 m 941 m
14.24 km/h (4:13/km) 5.09 km/h (11:47/km)

Bron-y-Fedw

Sun 09:22
Sun 12:17
Sun 12:15
Distance 15.8 km
Altitude 252 m
D+ 1086 m
D- 941 m
8.2 km 244 m 391 m
12.93 km/h (4:38/km) 4.77 km/h (12:35/km)

Llanberis

Sun 10:00
Sun 14:00
Sun 14:00
Distance 24.0 km
Altitude 105 m
D+ 1330 m
D- 1332 m

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ERYRI 25K