raceid.com

Björnlunken

location_on

Kungsör, Södermanland County, Sweden

calendar_today 02 May, 2026

directions_bike Cycling

directions_run Running

language Official Website

sell €32.50 – €37.00

About the Event

Björnlunken is a beloved spring tradition in Kungsör, Sweden, celebrating its 42nd anniversary on Saturday, May 2, 2026. Organized by the Kungsörs Sportklubb, this multi-sport event is famous for its welcoming atmosphere and community spirit, with all proceeds supporting the club's youth activities, particularly their mountain biking programs.

Event Category	Available Distances	Target Group
Trail Running	18.3 km, 10 km, 5.5 km	Recreational to advanced runners
MTB (Mountain Bike)	18 km	Cyclists of all skill levels
Björnlunken Jr.	Age-appropriate loops	Children and youth (0–13 years)
Dagens Dubbel	MTB + Any running distance	Endurance multi-sport athletes

The geography of the course is defined by a pine-covered esker (rullstensås) stretching between Alberga and Kungsör. This unique glacial formation provides a naturally elevated, undulating path that offers classic trail running and cycling conditions. The terrain consists primarily of forest trails and gravel roads, featuring moderate elevation changes and several technical sections that challenge a participant's agility. In early May, the Västmanland region typically sees mild spring weather with average highs around 13°C (55°F). The sandy soil of the esker generally drains well, though the surrounding forest trails may remain soft or damp from the spring thaw. Logistically, the event is centered at Lockmora in Kungsör, which serves as the primary race hub for starts, finishes, and community gatherings. The "Dagens Dubbel" option is a highlight for those seeking a high-intensity challenge, requiring them to complete the mountain bike circuit followed immediately by their choice of running distance. Registration is handled through the official event website, and the organizers provide frequent updates and photo archives through their social media channels to help new participants understand the "feel" of the race. As a non-profit endeavor, the race relies heavily on local volunteers to maintain its reputation as a friendly, community-first arrangement.

Races Offered

18.3 km MTB

May 02, 2026

straighten

Distance — 18.3K

terrain

Type — Cycling, Running

timer

09:15

sell

€37.00

18.3 km Run

May 02, 2026

straighten

Distance — 18.3K

terrain

Type — Cycling, Running

timer

11:50

sell

€32.50

10 km

May 02, 2026

straighten

Distance — 10K

terrain

Type — Cycling, Running

timer

12:50

sell

€32.50

5.5 km

May 02, 2026

straighten

Distance — 5.5K

terrain

Type — Cycling, Running

timer

12:50

sell

€32.50

Weather Overview

These values represent the 3-year monthly averages for May in Kungsör.

Temp (°C)

Feels Like (°C)

thermostat 6.4° / 17.4°

wb_sunny 3.0° / 13.9°

Wind (km/h)

Humidity (%)

air 11.1 /

water_drop 60.9%

Temp (°C)

Feels Like (°C)

Wind (km/h)

Humidity (%)

thermostat 6.4° / 17.4°

wb_sunny 3.0° / 13.9°

air 11.1 km/h

water_drop 60.9%

About Kungsör

Learn more about the host city, Kungsör.

Kungsör is a locality and the seat of Kungsör Municipality in Västmanland County, Sweden with 5,452 inhabitants in 2010.

Hotels & Places to Stay

Video

Watch highlights and course previews from previous years.

Nearby Races

Explore other exciting events happening in this same region.

Hallsta Triathlon

location_on Hallstahammar, Västmanland County, SE

calendar_today May 31, 2026

Other

Kolmården Vertical

location_on Kolmården, Uppsala County, SE

calendar_today Apr 22, 2026

Bålsta stadslopp

location_on Bålsta, Stockholm County, SE

calendar_today Apr 25, 2026

5K 10K

Trosa Ultra Backyard

location_on Trosa, Stockholm County, SE

calendar_today May 02, 2026

Ultra

Recommended for You

Hand-picked events we think you’ll love.

Nov 21, 2026

Run Manatee - Rye Preserve 5K -2026

The RUN Manatee 5k series offers THREE adventures to celebrate ONE community. Participants will discover Manatee County…

Nov 28, 2026

Turkey Trails - Sioux Falls

Join us for the annual Turkey Trails 5k/10k! A fun, Thanksgiving-themed event that is perfect for the whole family.The…

Dec 13, 2026

Candy Cane Course- Lincoln

Join us for the annual Candy Cane Course 5k/12k! A fun, Christmas-themed event that is perfect for the whole family.Th…

Mar 21, 2027

Space Coast Triathlon and Duathlon

WE ARE NOW OFFERING AN AQUABIKE DIVISION! Triathlon Information:Join us for the annual Space Coast Triathlon, held in …

Björnlunken

About the Event

Races Offered

18.3 km MTB

18.3 km Run

10 km

5.5 km

Weather Overview

About Kungsör

Hotels & Places to Stay

Video

Nearby Races

Hallsta Triathlon

Kolmården Vertical

Bålsta stadslopp

Trosa Ultra Backyard

Recommended for You

Run Manatee - Rye Preserve 5K -2026

Turkey Trails - Sioux Falls

Candy Cane Course- Lincoln

Space Coast Triathlon and Duathlon

Get race deals & updates