Grainau, Bavaria, Germany · Thursday, June 17, 2027

100 mi

Zugspitz Ultratrail

222 days away

167 km Distance

8,205 m Climbing

10.0 Grit · Elite / extreme

47.4833° N, 11.0167° E© OpenFreeMap © OpenMapTiles Data from OpenStreetMap

What the course asks

Climbing rate 49 m / km Mountain. Significant climbing. Steep sections will require power hiking.

Time limit 42 hours 15:05 min/km average. Generous. Walkable throughout for most of the field. More forgiving than 80% of 100 mi races. Measured against 46 races of the same distance. Cut-off calculator →

Field size ~184 Mid-sized. Company early, well spread out by halfway.

DUV results for the 2026 edition (107km) — finishers only. Starters are not published, so the field was at least this big and no finish rate can be given.

Typical conditions, June

Daytime high 19°C

Night low 9°C

Rainfall Showers likely

Daylight 15 h 57 m of light

Regional 2001-2020 average for June — NASA POWER, grid elevation 1208 m. Not a forecast.

The Aid Station

Course-specific beta from the community

⛰️ terrain

This is a mountain course. Poles are highly recommended for the sustained climbs.

By UltraHub Expert

👟 gear

With mountain terrain, choose a shoe with aggressive lugs (5mm+) 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 167 km of mountain with 8,205 m of ascent.

Trail Running Shoes49 m of climb per kilometre — grip and rock protection before cushioning.
Race NutritionPast 167 km the palate quits before the legs do — carry more than one flavour.
Hydration VestsPole attachment and chest-strap stability on steep ground.
Trekking Poles8,205 m of ascent to walk up.
HeadlampsA 42 h limit puts you out there after dark.

Altra