How hilly is the Kielder Marathon?
The Kielder Marathon is described as rolling. The course listing puts the climb at 472 m.
2026 edition
Entry options are not yet confirmed for this edition. Check the organiser before making plans.
Decision summary
7:00:00 total limit divided by distance. Check gun/chip timing and intermediate limits; allow time for stops.
Historical race-date favourability, not a forecast
Source facts available
Route details
Kielder Marathon has known course details for its marathon race. The summary below keeps the focus on what is confirmed for the course.
Quick answers
The Kielder Marathon is described as rolling. The course listing puts the climb at 472 m.
The Kielder Marathon route starts at Kielder Waterside, Kielder Water and Forest Park. Underfoot, expect trail; almost entirely off-road on the Lakeside Way; well-maintained trail suitable for trail shoes or standard trainers. The setting includes forest and lakeside. Route follows the Lakeside Way around Kielder Water.
Bag drop is available. The course is not fully on closed roads.