Loiu, Spain · Friday, July 3, 2026

Backyard

Euskal Backyard Ultra

Race completed
not publishedn/a Distance
180 m Climbing
not publishedn/a Grit

We hold no course length for this race — a timed or backyard event is measured by the clock, not the kilometre — so there is no Grit score to give you.

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43.3166° N, 2.9126° W © OpenFreeMap © OpenMapTiles Data from OpenStreetMap

What the course asks

Field size ~109 Mid-sized. Company early, well spread out by halfway.

DUV results for the 2025 edition (41h) — ranked runners only. Starters are not published, so the field was at least this big and no finish rate can be given.

Typical conditions, July

Daytime high 22°C
Night low 18°C
Rainfall Mostly dry
Daylight 15 h 20 m of light

Regional 2001-2020 average for July — NASA POWER, grid elevation 107 m. Not a forecast.

The Aid Station

Course-specific beta from the community

👟 gear

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

By UltraHub Expert

Gear for this race

Chosen for this trail race with 180 m of ascent.

Salomon

Thundercross

★★★★★ 4.5

Salomon

Sense Ride 5

★★★★★ 4.5

Tailwind

Endurance Fuel

All-in-one calorie and electrolyte drink mix. 200 calories per serving.

$25 ★★★★★ 4.8

Nathan

VaporKrar 12L

12L race vest co-designed with ultra champion Rob Krar, with insulated bladder pocket.

$170 ★★★★★ 4.6

Nitecore

UT32

Dual-beam trail running headlamp (1100 lumens) with spot and flood beams.

$100 ★★★★★ 4.5

Garmin

Enduro 3

Ultra-endurance GPS watch with solar charging and 300+ hour battery in GPS mode.

$900 ★★★★★ 4.8
All gear guides →

Course Notes

Circuito de 6,7 km (modalidad Backyard) por el municipio de Loiu y su entorno con 70% de terreno blando (caminos, senderos, jardines) y 30% duro (asfalto, cemento). Modalidades Ultra (sin límite de vueltas) y Marathon (6 vueltas).

Similar races

Other trail ultras of the same format.