Cologne Marathon

Registration is open to all runners and is handled exclusively online at generali-koeln-marathon.de. Entry fees are tiered, so registering early gets you the lowest price. The entry window closes on September 20, 2026, or sooner if the participant limit is reached.

Yes, the Cologne Marathon is a Boston Athletic Association-certified qualifier. The flat loop course makes it a realistic target race if you're chasing a qualifying time.

The course is a loop through Cologne and is extremely flat, with just over 100 feet of total elevation gain across the full 26.2 miles. There are no significant climbs to manage. Even pacing from the start is the key strategy here.

The time limit is 6 hours, which accommodates a wide range of finishing paces.

Recent editions have seen around 5,600 finishers. It's a manageable field size that gives you room to run without the congestion of the very largest city marathons.

Early October in Cologne is typically cool, with morning temperatures in the mid-40s°F and afternoon highs near 60°F. Conditions are generally favorable for racing, though overcast and damp days are common. A throwaway layer for the start is a good call.

The race starts in the Deutz district, which is accessible by local transit, and finishes at Cologne Cathedral in the city center. Staying in central Cologne puts you close to the finish and easy access to the start by public transport.