All UK half marathons

Half Marathons / England

The Doomsday Half Marathon

Wareham · South West

Organised by Eightmile Events

Trail half-marathon event at Wareham.

Upcoming edition

29 November 2026

Surface: Trail
Published distance
21 km

Entry status: unknown

Lapped half marathon

Start: Wareham

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 'Wareham'. GeoNames exact settlement/suburb name match for 'Wareham', country England, administrative area Dorset, region South West; population 7592 (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.

Official 21 km individual half at Bere Wood BH20 7JL, two laps. Two-person relay is separate and excluded.

Two laps.

Official 21 km individual half at Bere Wood BH20 7JL, two laps. Two-person relay is separate and excluded.

Sources checked 14 September 2026. Entry availability can change.

Official sources

Map precision: approximate event venue/locality. Existing saved event-to-place evidence reused; geography query derived from 'Wareham'. GeoNames exact settlement/suburb name match for 'Wareham', country England, administrative area Dorset, region South West; population 7592 (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.

Organiser event page (opens in a new tab)