Kolkwitz, Germany · Saturday, April 10, 2027

Fixed Distance 50 mi

Ultra Lauf Cottbus

179 days away

64 km Distance

300 m Climbing

3.7 Grit · Challenging

51.7500° N, 14.2500° E © OpenFreeMap © OpenMapTiles Data from OpenStreetMap

What the course asks

Climbing rate 5 m / km Fast & Flat. This course is relatively flat and fast. Ideal for PB attempts.

Time limit 11 hours 10:19 min/km average. Firm. Room to walk the climbs and stop at aid. About average for a 50 mi. Measured against 478 races of the same distance. Cut-off calculator →

Field size ~78 Mid-sized. Company early, well spread out by halfway.

DUV results for the 2026 edition (64km) — finishers only. Starters are not published, so the field was at least this big and no finish rate can be given.

Typical conditions, April

Daytime high 15°C

Night low 4°C

Rainfall Mostly dry

Daylight 13 h 30 m of light

Regional 2001-2025 average for April — NASA POWER, grid elevation 71 m. Not a forecast.

Results history

Year	Race	Finishers	Men's winner	Women's winner
2026	64km	78	Jens Tiekenheinrich · 05:18:29	Claudia Bree · 06:07:54
2025	64km	79	Ralf Gundermann · 05:19:05	Manuela Lenk · 05:55:23
2024	61km	79	Jens Sperlich · 05:10:55	Manuela Lenk · 05:35:26
2023	60km	74	Stefan Kühlberg · 04:38:16	Manuela Lenk · 05:47:12
2022	60km	52	Robert Kubisch · 04:45:41	Anja Wolf · 05:32:54
2021	60km	39	Sven During · 04:47:14	Anja Wolf · 05:36:45

The field has held steady: 79 in 2025, 78 in 2026. 31% of the 2026 field were women.

DUV results for the 2026 edition (64km) — 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 fast & flat 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 64 km of trail with 300 m of ascent.

Trail Running Shoes 64 km of trail — cushioning that is still there in the last quarter.
Race Nutrition 64 km of self-supported fuelling between aid stations.
Hydration Vests Flask capacity for 64 km, without the bounce.
GPS Watches Battery life first — a 64 km day outlasts most full-GPS modes.

Salomon

Sense Ride 5

RunRepeat found the Salomon Sense Ride 5 to have immaculate lockdown and a smooth and stable ride, making it confident on moderate trails and steep downhills. I…

★★★★★ 4.5

Brooks

Catamount 3

RunRepeat found the Brooks Catamount 3 to have a cozier upper that enhances the overall fit, though breathability and durability could be better. iRunFar noted…

★★★★★ 4.5

Spring Energy

Awesome Sauce

Real food gel with 180 calories. Rice-based with natural flavors.

$4 ★★★★★ 4.6

Nathan

VaporKrar 12L

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

$170 ★★★★★ 4.6

Garmin

Enduro 3

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

$900 ★★★★★ 4.8

All gear guides →

Overview

The Ultra Lauf Cottbus is a 50-mile trail race in Kolkwitz, Germany, scheduled for April 10, 2027. The course features 300 meters of elevation gain over 64 kilometers, averaging 4.7 meters of climb per kilometer.

With an 11-hour time limit, the cut-off pace is 10.3 minutes per kilometer. This is tighter than 69% of 50-mile cut-offs, leaving less margin for error than most races of this distance. The entry fee is 65€.

The latest edition in 2026 had 78 finishers. The event has been held 6 times since 2021 and has a field size bigger than 66% of 50-mile races. The course consists mainly of forest and field paths, with some asphalt sections.

Similar races

Other 50 mi trail ultras, closest in distance first.