Kielder Marathon
Location
Kielder
United Kingdom
Distance
Marathon
Date
October 04, 2026
in 28 days
Typical WeatherOctober, 8-13°C (46-55°F), humid
WebsiteVisit Website →
A marathon through the forests and along the shores of Kielder Water in Northumberland, run as part of a weekend festival with a half marathon and 10K.
What Makes This Race Special
- Loops around Kielder Water
- Forest and lakeside trails
- Half marathon on the same weekend
- England's largest reservoir by capacity