Ultra Running Hub Borgarfjörður, Iceland · Saturday, July 4, 2026
Fixed Distance 50K
Dyrfjallahlaup
Race completed
50 km Distance
2,520 m Climbing
6.3 Grit · Hardcore
What the course asks
Climbing rate 50 m / km
Mountain. Significant climbing. Steep sections will require power hiking.
Time limit 9 hours
10:48 min/km average. Generous. Walkable throughout for most of the field. Tighter than 71% of 50K races. Measured against 1034 races of the same distance. Cut-off calculator →
Field size ~13 Tiny. You will run alone for most of it.
DUV results for the 2026 edition (50km) — finishers only. Starters are not published, so the field was at least this big and no finish rate can be given.
Typical conditions, July
Daylight 21 h 26 m of light
Results history
| Year | Race | Finishers | Men's winner | Women's winner |
|---|---|---|---|---|
| 2026 | 50km | 13 | Þorbergur Ingi Jonsson · 04:22:28 | Sigrun Björk Sigurðardottir · 06:39:33 |
| 2025 | 50km | 18 | Gunnar Larus Karlsson · 05:52:16 | Katrin Yr Arnadottir · 06:54:22 |
| 2024 | 50km | 27 | Thorbergur Ingi Jonsson · 04:32:15 | Andrea Kolbeinsdottir · 05:28:54 |
| 2023 | 50km | 23 | Sigurjon Ernir Sturluson · 04:52:06 | Mari Jaersk · 06:38:31 |
The field shrank 28% between 2025 (18) and 2026 (13). 38% of the 2026 field were women.
DUV results for the 2026 edition (50km) — finishers only. Starters are not published, so the field was at least this big and no finish rate can be given.
The Aid Station
Course-specific beta from the community
This is a mountain course. Poles are highly recommended for the sustained climbs.
With trail terrain, choose a shoe with moderate cushioning for optimal performance.
Gear for this race
Chosen for 50 km of trail with 2,520 m of ascent.
- Trail Running Shoes 50 m of climb per kilometre — grip and rock protection before cushioning.
- Race Nutrition 50 km of self-supported fuelling between aid stations.
- Hydration Vests Pole attachment and chest-strap stability on steep ground.
- Trekking Poles 2,520 m of ascent to walk up.
- GPS Watches Battery life first — a 50 km day outlasts most full-GPS modes.
Similar races
Other 50K trail ultras, closest in distance first.