Road Running
Sep 20, 2026
Butterfield Half Marathon
The Boathouse, Guernsey, Hampshire
Butterfield Half Marathon is a Road Running event taking place on Sunday 20th September 2026 at The Boathouse, Guernsey, Hampshire. Full entry details, timings and any last-minute changes are on the event's own page linked below - always worth checking directly before travelling, since venues and start times can shift closer to the date. This listing sits alongside our wider calendar of UK athletics and running events.