100 kmRoad🇫🇷 Steenwerck, France

100 km a pied de Steenwerck

Wednesday, 5 May 2027Estimated dateIn 7 months · Start 19:00

Official site

An overnight road 100 km through the flat Flemish countryside of northern France, starting on the eve of Ascension Day.

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Facts checked 10 Oct 2026 against hdsports.org.

Elevation gain

150 m

Rolling · ↓ 150 m

Start altitude

17 m

above sea level, from terrain data

Temp at start

15°C

Peaks around 15°C

Entry fee

≈ $45

Open entry

Finishers

—

typical year

Course

Loop

Cut-off: check site

Getting thereFly into LIL (Lesquin), about 28 km from the start

Course map

A detailed route is not available for this race yet. The marker shows the race location.

Elevation profile

Rolling: about 150 m of climbing and 150 m of descent. A detailed profile isn’t available for this race yet.

Race-day weather

At start

15°C

Peak during race

15°C

Humidity

73%

Chance of rain

Wind

12 km/h

Race day in past years

Historical averages for 5 May ±3 days, 2016–2025, from 19:00 for 5 hours (70 days sampled). Source: Open-Meteo / ERA5.

What time could you run here?Adjust your goal time for this course’s hills and typical race-day weather.Race time calculator →

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<a href="https://irun42.com/race/steenwerck-100k" title="100 km a pied de Steenwerck on iRun42"><img src="https://irun42.com/badge/steenwerck-100k.svg" width="300" height="120" alt="100 km a pied de Steenwerck: course, elevation and race-day weather on iRun42" /></a>