Otzberg, Germany · Saturday, October 17, 2026

Fixed Distance 50K

Otzberger Heidelberg-Ultra

Race completed
48 km Distance
1,000 m Climbing
3.9 Grit · Challenging
49.8304° N, 8.9101° E © OpenFreeMap © OpenMapTiles Data from OpenStreetMap

What the course asks

Climbing rate 21 m / km Rolling. Moderate undulations. Requires consistent effort across varying grades.
Time limit 9 hours 11:15 min/km average. Firm. Room to walk the climbs and stop at aid. About average for a 50K. Measured against 1058 races of the same distance. Cut-off calculator →
Field size ~21 Small. Long stretches with nobody in sight.

DUV results for the 2025 edition (48.6km) — finishers only. Starters are not published, so the field was at least this big and no finish rate can be given.

Typical conditions, October

Daytime high 15°C
Night low 6°C
Rainfall Mostly dry
Daylight 10 h 45 m of light

Regional 2001-2020 average for October — NASA POWER, grid elevation 172 m. Not a forecast.

Results history

Year Race Finishers Men's winner Women's winner
2025 48.6km 21 Georg Kunzfeld · 04:14:18 Sabine Drechsler · 04:52:18
2024 48.6km 17 Elmar Sistermanns · 04:18:25 Peijin Gong · 04:24:52

The field grew 24% between 2024 (17) and 2025 (21). 29% of the 2025 field were women.

DUV results for the 2025 edition (48.6km) — finishers only. Starters are not published, so the field was at least this big and no finish rate can be given.

Course notes

  • terrain This is a rolling course. Expect fast, runnable sections where rhythm is key.
  • gear With trail terrain, choose a shoe with moderate cushioning for optimal performance.

Gear for this race

Chosen for 48 km of trail with 1,000 m of ascent.

All gear guides →

Overview

The Otzberger Heidelberg-Ultra is a 50k trail race held in Otzberg, Germany, with the next edition scheduled for October 17, 2026. This event, organised by Jörg Drechsler, features 1000 meters of elevation gain over a 48-kilometer course, giving it 20.8 meters of climb per kilometer.

The course consists of 6 loops, each 8.1 kilometers long with 166 meters of elevation, run entirely on forest trails around and over the "Heidelberg" mountain with no asphalt. The time limit of 9 hours means a cutoff pace of 11.3 minutes per kilometer, which is tighter than 57% of 50k cut-offs, leaving less margin for error than for 43% of its peers.

With 21 finishers in its latest edition, this race has a field size bigger than 33% of 50k races but smaller than 65% of its 2743 peers. The race has been run 2 times since its first year in 2024.

Similar races

Other 50K trail ultras, closest in distance first.