Saint-Quentin-en-Yvelines, France · Saturday, March 20, 2027

Fixed Distance 50 mi

19ème EcoTrail de Paris - Ile de France

130 days away

84 km Distance

1,300 m Climbing

6.2 Grit · Hardcore

48.7719° N, 2.0189° E © OpenFreeMap © OpenMapTiles Data from OpenStreetMap

What the course asks

Climbing rate 15 m / km Rolling. Moderate undulations. Requires consistent effort across varying grades.

Time limit 13 hours 9:17 min/km average. Tight. Sustained running. Long aid-station stops will cost you. Tighter than 84% of 50 mi races. Measured against 487 races of the same distance. Cut-off calculator →

Field size ~677 Very large. Congested start, busy aid stations.

DUV results for the 2026 edition (80km) — finishers only. Starters are not published, so the field was at least this big and no finish rate can be given.

Typical conditions, March

Daylight 12 h 06 m of light

Results history

Year	Race	Finishers	Men's winner	Women's winner
2026	80km	677	Guillaume Ruel · 05:08:40	Fanny Cremier · 06:40:32
2026	84km	2,449	Pierre Fossard · 05:39:19	Anna Carlsson · 06:46:20
2025	82.7km	2,315	Andreu Simon Aymerich · 05:39:19	Anna Carlsson · 06:39:02
2024	80km	2,270	Ambroise Bonfils · 05:57:15	Manon Gras · 07:12:47
2023	80km	1,780	Yoann Stuck · 05:42:40	Katie Schide · 06:23:00
2022	80km	1,641	Nicolas Duhail · 05:49:46	Maryline Nakache · 06:44:07
2021	80km	892	Benjamin Polin · 05:39:43	Sylvaine Cussot · 07:07:33
2019	80km	2,007	Benoit Cori · 05:46:24	Maryline Nakache · 06:54:47
2018	80km	1,695	Emmanuel Meyssat · 06:00:59	Gaelle Decorse · 07:34:41
2017	80km	1,830	Emmanuel Gault · 05:48:30	Jasmin Nunige · 06:28:22

13% of the 2026 field were women.

DUV results for the 2026 edition (80km) — finishers only. Starters are not published, so the field was at least this big and no finish rate can be given.

Course notes

terrain This is a rolling course. Expect fast, runnable sections where rhythm is key.
gear With trail terrain, choose a shoe with moderate cushioning for optimal performance.

Gear for this race

Chosen for 84 km of trail with 1,300 m of ascent.

Trail Running Shoes 84 km of trail — cushioning that is still there in the last quarter.
Race Nutrition 84 km of self-supported fuelling between aid stations.
Hydration Vests Flask capacity for 84 km, without the bounce.
Headlamps A 13 h limit puts you out there after dark.
GPS Watches Battery life first — a 84 km day outlasts most full-GPS modes.

Adidas

Terrex Agravic Speed Ultra

RunRepeat found the Adidas Terrex Agravic Speed Ultra to be perfect for midfoot and forefoot strikers, while iRunFar noted that the shoe feels incredibly effici…

★★★★★ 4.5

Asics