Kielder Marathon Weekend
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Event overview
The Altra Kielder Marathon Weekend is a multi-day running event held in early October 2026 at Kielder Forest Park, Northumberland. The marathon route follows an almost entirely off-road course around Kielder Water, described in the event text as northern Europe’s largest man-made lake. The event is organised by Events of the North (trading name DS Media & Events Ltd).
Races, entries and event facilities
- Marathon
- Half Marathon
- 10K
- Gravel Duathlon
- Junior races (U11 and U15)
Entry prices listed for 2026 include: Marathon £38-£40 (affiliated £38, unaffiliated £40); Half Marathon £32-£34 (affiliated £32, unaffiliated £34); 10K £22-£24 (affiliated £22, unaffiliated £24); Gravel Duathlon £53 individual or £70 per three-person team; Junior races £8. The weekend includes a medal and goody bag for all finishers, a free park-and-ride system for runners, spectator passes at £3 with shuttle buses to vantage points, secure baggage drop, local produce and refreshments, and prizes for the top three male and female finishers plus first in V40, V50 and V60 categories. Visit the organization's website for the most recent information.
