Fjällmaraton 100K: How long is it, and how much climbing?
The organiser announces 100 km and 3,300 m of elevation gain for the 2026 edition. Plotrek's illustrative route, redrawn on OpenStreetMap paths, measures 99 km and 3,330 m of gain. Start: Fångåmon; finish: Ottsjö; on the way, Ottsjö at km 55.2. The elevation loss measured on this route is 3,304 m.
- Plotrek route
- 99 km · 3,330 m gain