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Race Time Predictor

How fast will you run Endurance Trail?

Endurance Trail race stats pre-loaded (100.5 km, 4,075 m D+). Enter a known race result to get an elevation-adjusted finish time estimate.

100.5km4,075m D+Winner: ~9h16Cutoff: 23h31

100.5 kmdistance4,075 mD+4,042 mD-161km-effort
GentleSteadySteepVery steep
  1. Your race (done)
  2. About you
  3. Your finish

1Your race

Endurance TrailOfficial course loaded · 100.5 km · 4,075 m D+Different race?

Have the GPX? Measure the exact course in the GPX Explorer

  • The course

    100.5 km, but it costs 161 km-effort. The 4,075 m of climbing sets the pace.

2How should we estimate you?

Start with

Pick whichever you have. After your first estimate we ask for the other - two inputs give a firmer read.

Same as gain. Edit if different.

Hours, or h:mm

From my Strava history (opens in a new tab)Your last 90 days of real training. Opens the TrailMath app.Read-only access to your activities. Nothing is posted to Strava, and no training plan is created until you ask for one.Powered by Strava
  • TrailMath

    Got a UTMB index? Hand it over, it's the straightest read I get. No index? A long, hilly past race works too.

3 · Your predicted finish

141 km-effort (ITRA, gain only)161 km-effort

Add a past race or your index to get a finish time.

Endurance Trail finish times by UTMB Index

Predicted finish on the Endurance Trail course (100.5 km, 4,075 m D+) for each UTMB Index, with the margin to the 23h31 cutoff.

Endurance Trail: predicted finish time by UTMB Index
UTMB IndexPredicted finishAverage paceMargin to cutoff
8509h285:39 /km9:06 /mi+14h03
80010h216:11 /km9:56 /mi+13h10
75011h196:45 /km10:52 /mi+12h12
700competitive12h227:23 /km11:53 /mi+11h09
65013h318:04 /km12:59 /mi+10h00
60014h468:49 /km14:11 /mi+8h45
55016h099:38 /km15:31 /mi+7h22
500mid-pack17h3910:32 /km16:57 /mi+5h52
45019h1711:31 /km18:32 /mi+4h14
400back of the pack21h0512:35 /km20:16 /mi+2h26
35023h0313:46 /km22:09 /mi+0h28
30025h1215:03 /km24:12 /mi1h41 past the cutoff

The 23h31 cutoff sits at about Index 339. The typical winning time, 9h16, sits at about Index 862. At the 2026 edition, the median of the 1,240 finishers took 17h21, about Index 509. A model estimate, not an official ITRA or UTMB figure.

From a result you already have

What the predictor gives on Endurance Trail for a few common reference results.

Endurance Trail: predicted finish from reference results
Road marathon3h00 → 15h313h30 → 18h064h00 → 20h414h30 → 23h17
50 km trail, 2,000 m D+5h30 → 13h016h30 → 15h237h30 → 17h458h30 → 20h06

Road marathons use the tool's rougher power-law fallback.

To prepare each checkpoint, use the Endurance Trail aid station planner.

Endurance Trail course in numbers

Climbing per kmClimbing per mile
41 m214 ft
ITRA km-effort
141 (100K)
Highest point
899 m2,949 ft
Biggest climb
+601 m over 12.4 km at 3.9% (from Start - Millau)+1,972 ft over 7.7 mi at 3.9% (from Start - Millau)
Steepest climb
+182 m over 1.2 km at 14.1%+597 ft over 0.7 mi at 14.1%
Longest descent
-550 m over 11.7 km at 3.9% (down to Le Rozier)-1,804 ft over 7.3 mi at 3.9% (down to Le Rozier)
Track climbing above 3%
32%
Winning time / cutoff
9h16 / 23h31 (2.5x the winner's time)

Section-by-section climbs, descents and grades are on the Endurance Trail course page.

Predict your Endurance Trail finish time from a reference race result, adjusted for the course's 100.5 km and roughly 4,075 m of elevation gain. The overall cutoff is 23h31.

About Endurance Trail des Templiers

Endurance Trail des Templiers covers 100.5 km with around 4,075 m of elevation gain, starting in Millau, France. The overall cutoff is 23 hours 31 minutes.

Crew access is allowed at Le Rozier (29.87 km), Saint-Andre-de-Vezines (58.21 km), La Salvage (77.44 km) and Ferme du Cade (94.62 km).

Checkpoint data approximate - verify against the current official race guide at festivaldestempliers.com before your race.

How the prediction works

Your result becomes a UTMB Index, mapped onto Endurance Trail by the calibrated model behind the ITRA / UTMB Index Estimator. Full methodology.

Build a training plan targeted at your Endurance Trail goal time

TrailMath uses these models to build periodized plans adjusted to your goals and terrain.

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