Sälen, Sweden · Saturday, August 21, 2027

Fixed Distance 100K

Ultravasan 90

306 days away
92 km Distance
867 m Climbing
5.9 Grit · Challenging
61.1557° N, 13.2694° E © OpenFreeMap © OpenMapTiles Data from OpenStreetMap

What the course asks

Climbing rate 9 m / km Fast & Flat. This course is relatively flat and fast. Ideal for PB attempts.
Time limit 15 hours 9:47 min/km average. Firm. Room to walk the climbs and stop at aid. About average for a 100K. Measured against 226 races of the same distance. Cut-off calculator →
Field size ~1,522 Very large. Congested start, busy aid stations.

DUV results for the 2025 edition (92km) — finishers only. Starters are not published, so the field was at least this big and no finish rate can be given.

Typical conditions, August

Daytime high 17°C
Night low 9°C
Rainfall Showers likely
Daylight 15 h 23 m of light

Regional 2001-2020 average for August — NASA POWER, grid elevation 483 m. Not a forecast.

Results history

Year Race Finishers Men's winner Women's winner
2025 92km 1,522 Olle Meijer · 06:07:23 Dominika Magdalena Stelmach · 06:54:59
2024 90km 1,299 Olle Meijer · 06:15:19 Laila Kveli · 07:18:24
2023 90km 1,080 Olle Meijer · 06:46:13 Ida Nilsson · 07:23:54
2022 90km 1,090 Viktor Stenqvist · 06:19:07 Anna Hellström · 07:40:51
2021 90km 31 Sebastien Spehler · 06:09:45 Aleksandra Morozova · 06:48:36
2019 90km 1,118 Jim Walmsley · 05:47:28 Aleksandra Morozova · 07:11:07
2018 90km 978 Fritjof Fagerlund · 06:01:56 Aleksandra Morozova · 06:43:55
2017 90km 796 Elov Olsson · 06:07:37 Ida Nilsson · 06:51:26
2016 90km 745 Jarle Risa · 06:11:49 Jasmin Nunige · 06:54:32
2015 90km 821 Jonas Buud · 05:45:08 Jasmin Nunige · 07:02:35

The field grew 17% between 2024 (1,299) and 2025 (1,522). 29% of the 2025 field were women.

DUV results for the 2025 edition (92km) — finishers only. Starters are not published, so the field was at least this big and no finish rate can be given.

Course notes

  • terrain This is a fast & flat course. Expect fast, runnable sections where rhythm is key.
  • gear With trail terrain, choose a shoe with moderate cushioning for optimal performance.

Gear for this race

Chosen for 92 km of trail with 867 m of ascent.

  • Trail Running Shoes 92 km of trail — cushioning that is still there in the last quarter.
  • Race Nutrition 92 km of self-supported fuelling between aid stations.
  • Hydration Vests Flask capacity for 92 km, without the bounce.
  • Headlamps A 15 h limit puts you out there after dark.
  • GPS Watches Battery life first — a 92 km day outlasts most full-GPS modes.
All gear guides →

Overview

Ultravasan 90 draws a massive mass-start crowd from Sälen, boasting a field bigger than 98% of 100k races and smaller than 1%. Across 92 kilometers, the route gains 867 meters—an average of 9.4 meters of climb per kilometer that favors steady runners over mountain specialists.

The course follows the classic Vasaloppet line to Mora, beginning on forest trails and narrow gravel tracks before shifting onto wider gravel surfaces for the second half. A 15-hour time limit requires a sustained pace of 9.8 minutes per kilometer, creating a cut-off tighter than 54% of 100k events and more generous than 46%.

Similar races

Other 100K trail ultras, closest in distance first.