Zagreb 12h run

31 days away

not publishedn/a Distance

not publishedn/a 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.

45.8144° N, 15.9780° E © OpenFreeMap © OpenMapTiles Data from OpenStreetMap

What the course asks

Field size ~75 Mid-sized. Company early, well spread out by halfway.

DUV results for the 2025 edition (12h) — ranked runners only. Starters are not published, so the field was at least this big and no finish rate can be given.

Typical conditions, November

Daylight 9 h 53 m of light

Results history

Year	Race	Finishers	Men's winner	Women's winner
2025	12h	75	Michal Sula · 152.019 km	Lena Bahat · 137.520 km
2024	12h	64	Mislav Krmpotic · 141.900 km	Paula Vrdoljak · 135.107 km
2023	12h	49	Stjepan Radic · 136.832 km	Marija Vrajic Trosic · 134.408 km
2022	12h	63	Luka Videtic · 148.468 km	Ines Jozic · 138.755 km
2021	12h	80	Zdravko Jadrijev · 146.390 km	Ines Jozic · 136.370 km

The field grew 17% between 2024 (64) and 2025 (75). 20% of the 2025 field were women.

DUV results for the 2025 edition (12h) — ranked runners only. Starters are not published, so the field was at least this big and no finish rate can be given.

Course notes

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

Gear for this race

Chosen for this trail race.

Trail Running Shoes Cushioning on trail that is still there in the last quarter.
Race Nutrition Self-supported fuelling between aid stations.
Hydration Vests Flask capacity without the bounce.
Headlamps A 12 h limit puts you out there after dark.
GPS Watches Battery life first — an ultra outlasts most full-GPS modes.