Date
Sat, 11 Sept 2027
Start
10:00
Venue
Paul-Lincke-Platz, Rathausstraße, Hahnenklee
OS Hahnenklee-Bockswiese, Landkreis Goslar
Countdown
September
The full marathon distance on trails, run as laps, with about 1,000 m of climbing. A proper day out, but one with a firm seven hours to get it done.
Key facts
017-hour time limit, finish cutoff at 17:00
02Open to 18+, or 16+ with parental consent
03Ranked by sex and age group
Create a free training plan for the Hahnenkleer 10 Teiche Marathon 42 km
7-day free trial, no card required
The course
One lap, on repeat
OS Hahnenklee-Bockswiese · one lap
Distance42km
Total climb1,014m
Start · finishOne lap · elevation
0 kmDrag map to rotate21.5 km
Weather
Mid-September, OS Hahnenklee-Bockswiese
21°CTypical high
11°CTypical low
5°CColdest in 20 years
39%Days with rain
Highs around 21°C and lows around 11°C, but it has dropped to 5°C. Rain on 39% of days.
NASA POWER data, 2006-2025, the week either side of race day
Results
Course verified. Results not yet available.
Organiser
OrganiserHahnenklee Tourismus GmbH
Websitehahnenklee.de
Instagram@hahnenklee.bockswiese
Running since2014
Training
Training for the Hahnenkleer 10 Teiche Marathon 42 km
We don't do generic plans. We combine deep knowledge of this race's demands with your recent training, then build a plan with you that progresses as you do.
Beina integrates directly with your existing tools to understand your current fitness, and synchronise your planned sessions.
Intervals.icuWhat a Hahnenkleer 10 Teiche Marathon 42 km plan targets
Typical sessions
42 km with 1,014 m of climbing
Time on feet and fatigue resistance
Fuelling and pacing for the whole event
What your weeks look like
Typical sessions
Long runs that build time on your feet
Tempo and threshold sessions to hold race pace
Back-to-back weekend runs for fatigue resistance
Not a generic schedule
Typical sessions
Built from your current fitness and the time you actually have
Adapts every week as Beina learns how you respond
Syncs your sessions straight to Garmin and Wahoo
One clear next session, never a wall of spreadsheet
Entries open now
Get your Hahnenkleer 10 Teiche Marathon 42 km plan.
7-day free trial, no card required.
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