Upcoming edition
12 December 2026
- Published distance
- Half Marathon: 21.7 km (3 laps)
Entry status: unknown
half marathon option in a timed challenge
Start: Chalfont St Peter
Race area · approximate race area. Approximate race area. Check the organiser’s website for the exact start and race-day directions.
Location evidence
Existing saved event-to-place evidence reused; geography query derived from 'Chalfont St Peter'. GeoNames exact settlement/suburb name match for 'Chalfont St Peter', country England, administrative area Buckinghamshire, region South East; population 20059 (zero means unspecified). Representative event-area point, not a venue address, exact start or radius guarantee. Directional catalogue locations use the first disclosed event locality only as EVENT_AREA; other route endpoints are not substituted. Geographic lookup does not reverify dates or non-location facts. GeoNames (https://www.geonames.org/), CC BY 4.0; transformed to event-area coordinates with separate event-source evidence.
Location checked 2026-09-14.
The named official race page confirms the date and Course 5 at Chalfont St Peter, and explicitly labels 3 laps / 21.7 km as Half Marathon. This is an organiser-recognised completion distance above the standard 21.0975 km; the published numeric distance is retained.
8-hour choose-your-distance event. Official distance table explicitly recognises 3 laps (21.7 km) as the Half Marathon completion; this is not a measured standard-distance half. Surface is not explicitly stated on the opened course/race pages and remains unknown.
Chalfont St Peter — 12 December 2026: The named official race page confirms the date and Course 5 at Chalfont St Peter, and explicitly labels 3 laps / 21.7 km as Half Marathon. This is an organiser-recognised completion distance above the standard 21.0975 km; the published numeric distance is retained.
Sources checked 14 September 2026. Entry availability can change.