MarathonRegistration OpenBQ

Königsforst Marathon

March 14, 2027 · 8:00 AMKönigsforst, Germany

Save

Race snapshot

Race Day

46°F

39–54°F · Feels cool

Total elevation gain

919ft

Moderate rolling hills · Net elevation change +591 ft

Participants

700

Intimate field

Crowd Rating

3/ 10

Moderate spectator support

Entry

Registration Open

Early Bird Registration (until Jul 31, 2026)

€40

Official Website

Key Dates

1. Registration Opens (Early Bird)
  Jun 14, 2026
  Early bird registration opens at €40 (individual) / €36 (group 3+)
2. Early Bird Deadline
  Jul 31, 2026
  Early bird period ends; standard pricing (€50) begins August 1
1. Standard Registration Deadline
  Oct 31, 2026
  Standard period ends; late pricing (€55) begins November 1
2. Late Registration Deadline
  Dec 16, 2026
  Late period ends; final pricing (€60) begins December 17
3. Registration Closes
  Mar 7, 2027
  Final registration deadline
4. Race Day
  Mar 14, 2027
  53rd Königsforst Marathon — ultra (63.3km), marathon (42.2km), half marathon (21.1km)

Found in

Marathons in Germany Half Marathons in Germany Marathons in Europe Half Marathons in Europe

The Lowdown

The Königsforst Marathon is one of Germany's most beloved and enduring forest marathons, taking runners through the stunning Königsforst woodland area near Cologne. Established decades ago, this race has built a reputation for its intimate, nature-focused atmosphere and challenging yet rewarding forest trails. The course winds through dense beech and oak forests, offering runners a peaceful escape from urban racing while still maintaining excellent organization and support. The marathon features a scenic loop course that showcases the natural beauty of the Königsforst, with well-maintained forest paths and minimal elevation changes that make it accessible to runners of all abilities. The tranquil setting, combined with enthusiastic local support and well-stocked aid stations, creates a uniquely personal racing experience. The early spring timing allows participants to witness the forest awakening from winter, with fresh greenery and crisp morning air enhancing the running experience. This race attracts a dedicated community of marathon enthusiasts who appreciate the combination of competitive racing and natural surroundings. While it may not be a certified Boston Qualifier course due to its trail nature, the Königsforst Marathon offers something equally valuable: a chance to test your endurance in one of Germany's most picturesque forest settings, supported by experienced race organizers who have been perfecting this event for over five decades.

Course Highlights: 01Königsforst Forest – The entire marathon takes place within this beautiful ancient forest near Cologne
02Forsbach Village – Runners pass through this charming village at the forest edge
03Forest Chapel (Waldkapelle) – Historic chapel along the wooded trail
04Hardt Nature Reserve – Scenic natural area within the Königsforst
05Bensberg Castle Views – Glimpses of the baroque palace from elevated sections
06Forest Lakes (Waldseen) – Several small lakes and ponds along the course
07Ancient Oak Groves – Centuries-old oak trees throughout the Königsforst
08Rösrath Town Border – Edge of the municipality where the forest meets civilization
Also on this race weekend: Half marathon
Time Limit: "6 hours"
Boston Qualifier: This race is a certified Boston Marathon qualifying event. Achieve your qualifying standard here on a verified course.

Minimum Age: 18 years
Entry Methods: Online Registration
Club/Association Entry
On-site / Late Registration
Team/Relay Entry
Eligibility: Minimum age 18 on race day for marathon participants
Must register and hold a valid race bib issued by the organizer
Valid photo ID may be required at bib pickup
Participants must be in good health; medical clearance recommended for those with pre-existing conditions
Use of official timing chip provided by the organizer is mandatory
Follow race rules and marshals' instructions; unsportsmanlike conduct may lead to disqualification
No transfers of bibs unless processed through the official organizer procedure
Required Documents: Photo ID (passport or national ID card)
Proof of age (passport, ID card or birth certificate)
Registration confirmation (printed or digital)
Medical certificate (if requested by organisers)
Cancellation & Refund Policy: No refunds for cancellations by participant (entries are non-refundable)
Bib/name transfers to another runner permitted until 7 days before race for a €5 admin fee
If the organizer cancels the event, full refunds will be offered or entries may be transferred to the next edition at the participant's choice

01: The Königsforst Marathon is a forest marathon held on mixed forest trails and country paths in the Königsforst east of Cologne, offering scenic woodland views and a mostly soft-surface course that can be muddy in wet conditions.
02: Finishers receive a technical long‑sleeve shirt and a commemorative finisher medal; post-race amenities typically include hot drinks and light snacks at the finish area.
03: The event is part of a race weekend with shorter distances and a children's run, and awards are presented for overall and standard age-group placings in the marathon.
04: Runners should plan to use trail or mixed‑terrain shoes, arrive early for limited parking near the start, and expect aid stations approximately every 4–6 km with water and sports drink; the organizer enforces a marathon cutoff around 6 hours.
05: All three distances (ultra 63.3km, marathon 42.2km, half marathon 21.1km) share the same fee structure; participants may spontaneously switch to a longer or shorter distance on race day without additional cost.

Prepare for This Race

Pace CalculatorPlan splits for marathon Race PredictorPredict your marathon time BQ CalculatorBQ-eligible course Fuel PlannerPlan nutrition for marathon, cool weather Difficulty Analyzer919ft gain, 46°F avg, marathon Training PacesTraining zones for marathon

Running this race?

MarathonOS puts your race countdown on your Lock Screen and keeps every race-week checklist on your phone. Checklists and your race report are free for your first race.

Scan to download

Community

Stories, tips, and race-day snapshots from runners who have tackled this course.

Community Reviews

Learn from fellow runners and share insights that will help the next person toe the line.