Tyresö Extreme Challenge (TEC) - Backyard

Race completed

not publishedn/a Distance

170 m Climbing

not publishedn/a Grit

We hold no course length for this race — a timed or backyard event is measured by the clock, not the kilometre — so there is no Grit score to give you.

59.2167° N, 18.3333° E © OpenFreeMap © OpenMapTiles Data from OpenStreetMap

What the course asks

Field size ~11 Tiny. You will run alone for most of it.

DUV results for the 2026 edition (17h) — ranked runners only. Starters are not published, so the field was at least this big and no finish rate can be given.

Typical conditions, April

Daytime high 7°C

Night low 2°C

Rainfall Mostly dry

Daylight 14 h 34 m of light

Regional 2001-2020 average for April — NASA POWER, grid elevation 19 m. Not a forecast.

Results history

Year	Race	Finishers	Men's winner	Women's winner
2026	17h	11	Jonas Bergström · 114.002 km	Mathilde Willems · 80.472 km
2025	16h	7	Martin Hising · 107.296 km	Madeleine Nyberg · 53.648 km
2024	26h	23	Markus Forsström · 174.356 km	Anna Odebrant · 107.296 km
2023	22h	11	John Stefan Edling · 147.532 km	Anna Odebrant · 120.708 km
2022	31h	21	Daniel George · 207.886 km	Petra Svärd · 67.060 km
2021	25h	20	Filip Söderling · 167.650 km	Anna Odebrant · 147.532 km
2019	29h	45	Henrik Lowemark · 194.474 km	Åsa Emanuelsson · 167.650 km
2018	25h	34	Peter Skoglund · 167.650 km	Kristina Broman · 120.708 km

The field grew 57% between 2025 (7) and 2026 (11). 36% of the 2026 field were women.

DUV results for the 2026 edition (17h) — ranked runners only. Starters are not published, so the field was at least this big and no finish rate can be given.

The Aid Station

Course-specific beta from the community

👟 gear

With trail terrain, choose a shoe with moderate cushioning for optimal performance.

By UltraHub Expert

Gear for this race

Chosen for this trail race with 170 m of ascent.

Trail Running Shoes Cushioning on trail that is still there in the last quarter.
Race Nutrition Self-supported fuelling between aid stations.
Hydration Vests Flask capacity without the bounce.
Headlamps A 16 h limit puts you out there after dark.
GPS Watches Battery life first — an ultra outlasts most full-GPS modes.