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Trail & ultra

EcoTrail Paris 2027

From March 20 to 21, 2027

🇫🇷 Paris · France

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The events

Trail 120 km80 km45 km30 km (20 March)352010 km (21 March)

When to start training

In trail running, training time depends on your finish time, not only on the distance. For this edition:

Trail under 3h3012 weeks · ideal start December 28, 2026
Trail of 3h30 to 5h3016 weeks · ideal start November 30, 2026
Trail of 5h30 to 8h20 weeks · ideal start November 2, 2026
Ultra of 8 to 16h24 weeks · ideal start October 5, 2026
Ultra over 16h24 weeks · ideal start October 5, 2026
Your plan up to race day, in CadeviaThe Coach builds every week until the race, around your days and your level.Join the beta →

Tools for this race

Your hill pace, converted to flatWhat to drink and eat during exerciseYour 7 heart rate zonesYour maximal aerobic speed and training paces

Frequently asked questions

When is EcoTrail Paris 2027?

EcoTrail Paris 2027 takes place from March 20 to 21, 2027, in Paris (France). Date read on October 15, 2026 from its official source.

Does Cadevia organise this race?

No. Cadevia is a training app: we read the dates from the official sources to help you choose and prepare your race. Entries are handled by the organiser.

Where

🇫🇷 Paris · France

Same weekend

Sat20MarMilano Sanremo Women🇮🇹 Sanremo · Italy★ IconicPros only — to followMajor classic (women)Sat20MarMilano-Sanremo🇮🇹 Sanremo · Italy★ IconicPros only — to followMonumentThu11MarChampionnats du monde ISMF de ski-alpinisme — Shahdag 2027🇦🇿 Shahdag (Qusar) · Azerbaijan★ IconicSprint (12 Mar), mixed relay (13 M…Fri19MarCoupe du monde FIS de ski de fond — Finales d'Ulricehamn🇸🇪 Ulricehamn · Sweden★ IconicPros only — to followInterval start, sprint, mass start…

Trail: around the same time

Fri22JanArc of Attrition by UTMB🇬🇧 Perranporth (Cornwall) · United KingdomArc 100Arc 50Thu18MarChianti Ultra Trail by UTMB🇮🇹 Radda in Chianti · Italy100M100KThu1AprIstria 100 by UTMB🇭🇷 Umag (Istrie) · CroatiaIstria 168KIstria 110KThu8AprTenerife Bluetrail by UTMB🇪🇸 Puerto de la Cruz (Tenerife) · SpainTENERIFE BLUETRAIL 110KTENERIFE BLUETRAIL 73K

Where this comes from

Date and place read on October 15, 2026 from its official source.

Cadevia does not organise this race. Spotted a mistake? Tell us.

Places: GeoNames (CC BY 4.0) and © OpenStreetMap contributors (ODbL). Base map: Natural Earth (public domain). Logos belong to their organisers and are shown so each race is easy to recognise — Cadevia has no link with them, and any logo is removed on request. Flags: flag-icons (MIT licence).