Dyrfjallahlaup ULTRA (Dyrfjöll Trail Run) 50 km trail running route — Iceland · Eastfjords

Iceland · Eastfjords

Dyrfjallahlaup ULTRA (Dyrfjöll Trail Run)

Distance

50 km

Date

July 4, 2026

Entry fee

20,000 ISK

€ / km

€2.76

📅

New date pending

This race has already occurred. A new date for next year’s edition is pending.

Icelandic edge: remote fjords, rugged climbs, and weather that can rewrite the race in minutes.

Elevation and Terrain

Total Meters

2557m

D+/KM

51.14m/km

For context, the Tor des Géants 330 loop has 73 D+/km.

Avg Uphill Gradient

13.5%

Avg Downhill Gradient

-11.8%

Uphill gradient distribution

2–5%
3.4 km
5–10%
5.2 km
10–15%
4.4 km
15–20%
1.9 km
20%+
3.2 km

Route Profile

Analysed 2026-05-02

Terrain breakdown

36%Uphill22%Flat42%Downhill

Terrain

Volcanic

Climbs

Dyrfjallahlaup ULTRA (Dyrfjöll Trail Run) climbs and descents profile

Top climbs

1

5.3 km · 710 m gain

starts km 0 · avg 13.3% · max 47.1%

2

4.9 km · 386 m gain

starts km 24 · avg 7.9% · max 22.4%

3

3.3 km · 377 m gain

starts km 17 · avg 11.4% · max 138.2%

Top descents

1

4.2 km · 595 m drop

starts km 5 · avg -14.1% · max -40.7%

2

8.6 km · 466 m drop

starts km 28 · avg -5.5% · max -99.4%

3

3.5 km · 439 m drop

starts km 42 · avg -13.0% · max -32.0%

How Hard Is the Dyrfjallahlaup ULTRA 50km? (51 m/km, 13.49% Average Gradient, and No Warmup — the Race Starts Climbing at km 0.12)

Q: How hard is the Dyrfjallahlaup ULTRA 50km? | A: Very hard relative to its distance. The course gains 2,557m over 50km (~51m/km) with a distance-weighted average uphill gradient of 13.49% — upper tier across all distances in the DTR database, comparable to 160km races like Naturel Velebit Trail. The hardest climb starts at km 0.12 (no warmup), gaining 710m over 5.34km at 13.3% average. The steepest descent follows immediately, dropping 595m at 14.07% average. Sub-Arctic conditions add further complexity.

Race files

Logistics

Nearest airport

Egilsstaðir (EGS)

Notes

Start: ~2.0–3.0 hrs drive to Borgarfjörður Eystri / Public transport: very limited; car strongly recommended / Accommodation: very limited in Borgarfjörður Eystri; book early; Seyðisfjörður or Egilsstaðir fallback

Remote location icon

FAR

It’ll possibly take 3+ hours from the closest large airport to arrive. Plan your adventure accordingly, take an extra day for those after-race beers or Curranz.

Last checked: March 5, 2026Official Website →