Races Marathon · Mainz, Germany
Gutenberg Marathon Mainz
Gutenberg Marathon Mainz is a rolling marathon in Mainz, Germany, held each May. Rhine-side stretches with gentle city undulation through the cathedral quarter. Early May is 9-17C. Mainz's rolling course rewards effort-based pacing — hold steady effort on the rises and let the pace return on the descents.
Page rebuilt 2026-10-01 · race facts not independently verified — confirm dates and entries on the official race site
When
May
every year
Course
rolling
Marathon
Conditions
Early May is 9-17C.
Racing this course well
Rhine-side stretches with gentle city undulation through the cathedral quarter.
Mainz's rolling course rewards effort-based pacing — hold steady effort on the rises and let the pace return on the descents.
Pick your goal for Mainz
Pace charts, weekly structure and timelines for the most common marathon goals:
We don’t hold a confirmed date for this edition, so any countdown comes from the date you enter here.
Build your training around Gutenberg Marathon Mainz.
RunV works backwards from race day to today and rearranges the weeks when life interrupts. It does not adapt to this specific course — the pacing guidance above is where the course knowledge is.
Everything above stays free and complete — this is an optional next step, not a paywall.
Asked often
- When is the Gutenberg Marathon Mainz?
- It is held each May in Mainz, Germany. Check the official Gutenberg Marathon Mainz site for the exact date and entry windows.
- Is the Gutenberg Marathon Mainz course flat?
- Rhine-side stretches with gentle city undulation through the cathedral quarter.
- How should I train for the Gutenberg Marathon Mainz?
- Match your preparation to Gutenberg Marathon Mainz's profile and the May weather, then protect consistency — RunV's adaptive plan recalibrates after every run so one bad week never derails the block.
Not sure what to target? Predict your marathon time from a recent race →
More marathon races
Build for Mainz — around your actual life
RunV engineers your block backwards from race day in May — and rebuilds it every time training doesn't go to script.
