Sörmlands 100 Trail Run 2026

About the Event

From September 11 to 13, 2026, runners will converge on the picturesque Sörmlands region for the annual Sörmlands 100 Trail Run. This three-day celebration of trail running offers participants a unique opportunity to explore one of Sweden's most biodiverse and stunning landscapes.
The event features a variety of race distances designed to cater to both seasoned ultrarunners and recreational runners alike, providing an unforgettable experience in the heart of nature. Nestled between lush forests, serene lakes, and rolling hills, Sörmlands is a haven for trail enthusiasts seeking challenging terrain combined with breathtaking scenery.
Participants can look forward to navigating diverse trails that wind through pristine wilderness areas, offering glimpses into Sweden's rich natural heritage. The races are meticulously planned to showcase the region’s unique beauty, from dense woodlands teeming with wildlife to tranquil waterways reflecting the surrounding flora and fauna.
The Sörmlands 100 Trail Run not only challenges runners physically but also provides a platform for them to connect with nature in an intimate way. With its commitment to sustainability and respect for the environment, the event encourages all participants to embrace the spirit of conservation while enjoying the great outdoors.

Races Offered

100 Mile Ultra

Sep 11, 2026

straighten

Distance — 169K

terrain

Type — Running

timer

12:00

sell

€213.64

8 km Night Trail Run

Sep 11, 2026

straighten

Distance — 8K

terrain

Type — Running

timer

20:30

sell

€50.00

100km Trail Ultra

Sep 12, 2026

straighten

Distance — 100K

terrain

Type — Running

timer

00:00

sell

€186.36

50km Trail Ultra

Sep 12, 2026

straighten

Distance — 50K

terrain

Type — Running

timer

10:00

sell

€113.64

22km Trail Run

Sep 12, 2026

straighten

Distance — 22K

terrain

Type — Running

timer

13:00

sell

€86.36

8 km Trail Run

Sep 12, 2026

straighten

Distance — 8K

terrain

Type — Running

timer

15:00

sell

€50.00

Kids 2km Trail Run

Sep 12, 2026

straighten

Distance — 2K

terrain

Type — Running

timer

16:00

sell

€6.82

Weather History

These values represent the 3-year monthly averages for September in Nävekvarn.

thermostat Temperature

10.8° / 18.4°

wb_sunny Feels like

8.7° / 16.7°

light_mode Avg sunshine hours

9h 0m

water_drop Avg rainfall

2.1 mm

ac_unit Avg snowfall

—

air Avg wind speed

11.2 km/h (Light breeze)

opacity Sweat loss rate

Low

terrain Course conditions

Firm and slightly soft

sunny Max UV Index

Moderate (3.5)

humidity_mid Humidity

82.0%

wb_twilight Sunrise

06:23

nightlight Sunset

19:11

About Nävekvarn

Learn more about the host city, Nävekvarn.

Nävekvarn is a locality situated in Tunaberg, Nyköping Municipality, Södermanland County, Sweden with 795 inhabitants in 2010.

Hotels & Places to Stay

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About the Event

Races Offered

100 Mile Ultra

8 km Night Trail Run

100km Trail Ultra

50km Trail Ultra

22km Trail Run

8 km Trail Run

Kids 2km Trail Run

Weather History

About Nävekvarn

Hotels & Places to Stay

Runner Reviews

No reviews yet

Nearby Races

Snigelloppet 2026

NKPG City Norrköpings Stadslopp 2025

Sofialoppet 2026

Skärblackaloppet 2026

Recommended for You

Challenge Almere-Amsterdam 2026

XTERRA Czech Republic 2026

XTERRA Slovakia 2026

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