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EcoTrail Paris - Trail 20 km course and race-day weather

  • Domaine national de Saint-Cloud, Saint-Cloud, France
  • 21.8 km13.5 mi
  • 550 m1,804 ft D+
  • 1 aid station
Starts in about 4 months Estimated date · Sun, Mar 21, 2027 · 08:30 GMT+1

Analyzing route...

EcoTrail Paris 20 course, section by section

The EcoTrail Paris 20 course runs 21.8 km with 550 m of climbing and 426 m of descent - 25 m of climbing per kilometre. It tops out at 174 m, and its lowest point on the GPX is 29 m. 30% of the distance climbs at more than 3%, 21% descends at more than 3%, and the remaining 49% is flat or rolling.The EcoTrail Paris 20 course runs 13.5 mi with 1,804 ft of climbing and 1,398 ft of descent - 133 ft of climbing per mile. It tops out at 571 ft, and its lowest point on the GPX is 95 ft. 30% of the distance climbs at more than 3%, 21% descends at more than 3%, and the remaining 49% is flat or rolling.

The organiser's 3 checkpoints split the course into 2 sections. The table gives each leg's own climb, descent, average grade and high point, measured on the official GPX.

Download the official GPX
EcoTrail Paris 20: each section between two checkpoints, with its climb, descent, grade and high point measured on the official GPX
Section KmMi Distance D+ D- Avg grade High point
Start - Saint-Cloud (Manufacture) → Chaville - Stade Jean-Jaurès 0.0-13.90.0-8.6 13.9 km8.6 mi +382 m+1,253 ft -307 m-1,007 ft +0.5% 167 m548 ft
Chaville - Stade Jean-Jaurès → Finish - Observatoire de Meudon 13.9-21.88.6-13.5 7.9 km4.9 mi +193 m+633 ft -144 m-472 ft +0.6% 173 m568 ft

The climbs that shape the race

The track holds 3 major climbs and 2 major descents. The biggest climb runs from km 0 to km 4 (from Start - Saint-Cloud (Manufacture)): +111 m over 3.1 km at an average of 3.3%. The steepest sustained climb averages 9.1% over 1.1 km from km 8, with pitches of 17.3%. The longest descent drops 81 m over 0.9 km from km 7, at an average of 8.6%.The track holds 3 major climbs and 2 major descents. The biggest climb runs from mile 0 to mile 2 (from Start - Saint-Cloud (Manufacture)): +364 ft over 1.9 mi at an average of 3.3%. The steepest sustained climb averages 9.1% over 0.7 mi from mile 5, with pitches of 17.3%. The longest descent drops 266 ft over 0.6 mi from mile 5, at an average of 8.6%.

  1. Climb 1: km 0 to km 4 (from Start - Saint-Cloud (Manufacture)), +111 m over 3.1 km at 3.3% on average.Climb 1: mile 0 to mile 2 (from Start - Saint-Cloud (Manufacture)), +364 ft over 1.9 mi at 3.3% on average.
  2. Climb 2: km 8 to km 9, +100 m over 1.1 km at 9.1% on average.Climb 2: mile 5 to mile 6, +328 ft over 0.7 mi at 9.1% on average.
  3. Climb 3: km 15 to km 17, +63 m over 1.6 km at 3.2% on average.Climb 3: mile 9 to mile 10, +207 ft over 1.0 mi at 3.2% on average.

Distance, total climb and high point are the organiser's. Each section's climb, descent, grade and high point, the low point and the named climbs are measured on the official GPX with the same method as the interactive profile, so the sections can add up to a slightly different total.