goodborning.

Trail de la Côte d'Argent

CôtierForêt
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ABOUT

About Trail de la Côte d'Argent

Trail between ocean beaches, dunes and Landes pine forests. Flat but technical course with sand, roots and forest paths along the Atlantic coast.

BLOCK 2 · COURSE

45 km, 500 m climb

Course map, elevation profile, notable segments, aid stations and cutoffs.

BLOCK 3 · ESTIMATOR

Your real finish time

Link your data or your ITRA, we calibrate against the historical peloton.

GoodBorning estimator

What's your real finish time?

Link Strava, Coros, Garmin or Suunto — or use your ITRA. We compare your profile to thousands of finishers and compute your time with confidence interval.

StravaCorosGarminSuuntoITRA
Estimate my time
Examples

Ballpark by profile. Compute yours in 2 min.

  • Trained runner

    Top 10 % of finishers

    ~4h35
  • Regular runner

    Around the median

    ~5h50
  • Conservative pace

    Comfortable margin

    ~7h30

BLOCK 5 · LOGISTICS

Pre-race essentials

How to get there (train, carpool), bib pickup, mandatory gear, and everything you need to know on-site.

How to get there

Pick your way in

Come by train

Get to the race by train

Type your nearest station — we'll send you to SNCF Connect.

Race date: 15 March 2026

Dates on SNCF Connect must be re-selected on the next page (their URL doesn't yet carry them).

Carpool

Share the ride with other runners

Soon: a per-race carpool thread with direct runner-to-runner listings. In the meantime, check BlaBlaCar or local Facebook groups.

Weather & conditions

Plan for conditions up to 50 m altitude.

Live forecast

Live forecast appears in the 2 weeks before the race.

BLOCK 8 · COMMUNITY

From finishers, for finishers

Ratings, race reports, photos, Q&A. What you won't read on the official site.

Do you organize this race?

15 March 2026