🇬🇧 United Kingdom: half marathons
250 races scheduled between October 2026 and November 2027. Every race lists dates, locations, distances and official links; the list is updated daily.
JAN 27
HALF
Christmas Lights Half MarathonLondon · United Kingdom
10JAN 27HALFRegistration open
Central Lancashire New Year's HalfPreston · United Kingdom · in 81 days · £32
17JAN 27HALF10K5KRegistration open
ATW Mallory Race Circuit Winter RunsKirkby Mallory · United Kingdom · in 88 days · 21K · €43
17JAN 27HALF
Brass Monkey Half MarathonYork · United Kingdom · in 88 days
17JAN 27HALF
Four Villages Half MarathonChester · United Kingdom · in 88 days
17JAN 27HALF10K5KRegistration open
Run Dorney Lake Half Marathon, 10k & 5k - January 2027Windsor · United Kingdom · in 88 days · 21K · £34
31JAN 27HALF10KRegistration open
RUN Battersea Park Half Marathon WinterLondon · United Kingdom · in 102 days · 21K · £39
31JAN 27HALF10K5KRegistration open
The Cardiff 5k, 10k and Half Marathon Winter Warmer RunCardiff · United Kingdom · in 102 days · 21K · £30
31JAN 27HALFRegistration open
Warwick Half MarathonWarwick · United Kingdom · in 102 days