Girona, Spain · Saturday, May 23, 2026

Fixed Distance 100K

Girona RunThrough Trail 103km

Race completed
100 km Distance
2,880 m Climbing
9.3 Grit · Elite / extreme
41.9831° N, 2.8249° E © OpenFreeMap © OpenMapTiles Data from OpenStreetMap

What the course asks

Climbing rate 29 m / km Rolling. Moderate undulations. Requires consistent effort across varying grades.
Time limit 21 hours 12:36 min/km average. Generous. Walkable throughout for most of the field. More forgiving than 80% of 100K races. Measured against 214 races of the same distance. Cut-off calculator →
Field size ~36 Small. Long stretches with nobody in sight.

DUV results for the 2025 edition (100km) — finishers only. Starters are not published, so the field was at least this big and no finish rate can be given.

Typical conditions, May

Daytime high 21°C
Night low 14°C
Rainfall Mostly dry
Daylight 14 h 47 m of light

Regional 2001-2020 average for May — NASA POWER, grid elevation 96 m. Not a forecast.

Results history

Year Race Finishers Men's winner Women's winner
2025 100km 36 Alexandre Urbina Rubio · 10:42:05 Sara Virginia Romero Barco · 17:44:12

11% of the 2025 field were women.

DUV results for the 2025 edition (100km) — finishers only. Starters are not published, so the field was at least this big and no finish rate can be given.

The Aid Station

Course-specific beta from the community

⛰️ terrain

This is a rolling course. Expect fast, runnable sections where rhythm is key.

By UltraHub Expert
👟 gear

With trail terrain, choose a shoe with moderate cushioning for optimal performance.

By UltraHub Expert
🥤 nutrition

For 100km+ efforts, prioritize real food at aid stations to prevent palate fatigue.

By UltraHub Expert

Gear for this race

Chosen for 100 km of trail with 2,880 m of ascent.

  • Trail Running Shoes 29 m of climb per kilometre — grip and rock protection before cushioning.
  • Race Nutrition Past 100 km the palate quits before the legs do — carry more than one flavour.
  • Hydration Vests Pole attachment and chest-strap stability on steep ground.
  • Trekking Poles 2,880 m of ascent to walk up.
  • Headlamps A 21 h limit puts you out there after dark.
All gear guides →

Overview

The Girona RunThrough Trail 103km, organised by RunThrough Events, is a 100k trail race starting and finishing in Girona. The course features 2880m of elevation gain, which at 28.8m of climb per kilometre, makes it a moderately hilly 100k race.

With a time limit of 21 hours, equating to a 12.6 minutes per kilometre pace, this race has a more generous cut-off than 19% of its 100k peers, offering more time on the course than most. It is scheduled for May 23, 2026.

Having had just 1 edition, this is a relatively new event in the 100k trail race calendar, first run in 2025. With 36 finishers at its most recent running, its field size is smaller than 49% of 313 comparable 100k races.

Similar races

Other 100K trail ultras, closest in distance first.