Sweden · Södermanland County
Sörmlands Trail Run
Distance
169 km
Date
September 11, 2026
Entry fee
1,950 SEK
€ / km
€1.10
Sweden’s autumn 100K - Roots, rocks, lakes, and relentless rolling single-track near Stockholm.
Elevation and Terrain
Total Meters
2800m
D+/KM
16.57m/km
For context, the Tor des Géants 330 loop has 73 D+/km.
Avg Uphill Gradient
5.7%
Avg Downhill Gradient
-5.6%
Uphill gradient distribution
Route Profile
Analysed 2026-05-02Terrain breakdown
Terrain
Climbs
Top climbs
2.6 km · 78 m gain
starts km 23 · avg 2.9% · max 16.9%
2.6 km · 70 m gain
starts km 7 · avg 2.7% · max 21.7%
2.0 km · 44 m gain
starts km 103 · avg 2.2% · max 15.4%
Top descents
4.0 km · 86 m drop
starts km 164 · avg -2.2% · max -14.3%
3.1 km · 54 m drop
starts km 97 · avg -1.7% · max -22.4%
2.1 km · 49 m drop
starts km 20 · avg -2.0% · max -32.4%
Race files
Logistics
Nearest airport
Stockholm Skavsta (NYO) / Stockholm Arlanda (ARN)
Notes
Start: Only 15 minutes by car or bus from NYO to Nyköping. Wizzair flies from Warsaw, Bucharest, Belgrade into NYO, Norwegian flies seasonally from Spain / Public transport: train/bus/car from ARN to Nyköping/Trosa region takes about two hours / Accommodation: Nyköping is the best base with plentiful lodging, and is a stop on the shuttle bus to race starts, as well as the start of the 50km race. Airbnbs available at race finish and other towns nearby (car recommended)
