Ultra Running Hub Idre, Sweden · Saturday, August 22, 2026
Fixed Distance Marathon
Idre Fjällmaraton
Race completed
45 km Distance
1,410 m Climbing
4.4 Grit · Challenging
What the course asks
Climbing rate 31 m / km
Rolling. Moderate undulations. Requires consistent effort across varying grades.
Field size ~799 Very large. Congested start, busy aid stations.
DUV results for the 2025 edition (45km) — 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 rolling course. Expect fast, runnable sections where rhythm is key.
With trail terrain, choose a shoe with moderate cushioning for optimal performance.
Gear for this race
Chosen for 45 km of trail with 1,410 m of ascent.
- Trail Running Shoes31 m of climb per kilometre — grip and rock protection before cushioning.
- Race Nutrition45 km of self-supported fuelling between aid stations.
- Hydration VestsPole attachment and chest-strap stability on steep ground.
- Trekking Poles1,410 m of ascent to walk up.
- GPS WatchesBattery life first — a 45 km day outlasts most full-GPS modes.
Course Notes
Never satisfied with less than the worst? Watch out! Nature is going to challenge you here. 1,400 metres of altitude, three mountains and a terrain from hell, you will never forget this one. The reward is lavish however, having conquered the abode of
Similar races
Other Marathon trail ultras, closest in distance first.