Road half marathons in Hertfordshire, England
Find road half marathons in Hertfordshire, England. Compare 4 upcoming events by date and location. Open a race guide for the course, recorded editions and official entry information where available.
Events to explore include Stevenage Winter 10k and Half, ATW Watford Half Marathon & 10K 2027 and Berkhamsted Rotary Half Marathon.
5 listed events · 4 with upcoming dates
Upcoming half marathons
4 matching events, earliest date first. Entry availability is shown separately.
Stevenage Winter 10k and Half
ENGStevenage, Hertfordshire
Road running event in Stevenage, listed by England Athletics.
· Half marathon · Status TBC
Race details, entry and past editions →ATW Watford Half Marathon & 10K 2027
ENGWatford, Hertfordshire
ATW Watford Half Marathon — Cassiobury Park, Watford.
· Half marathon
Race details, entry and past editions →Entry information ↗Berkhamsted Rotary Half Marathon
ENGBERKHAMSTED, Hertfordshire
Berkhamsted Rotary Half Marathon — BERKHAMSTED, Hertfordshire.
· Half marathon
Race details, entry and past editions →Entry information ↗ATW Run Fest at Lee Valley
ENGWaltham Cross, Hertfordshire
ATW Run Fest at Lee Valley — Waltham Cross, Hertfordshire.
· Half marathon
Race details, entry and past editions →Entry information ↗Race archive
Past races and previous editions
Looking back at a race? Browse the guides below for recorded editions. This section also includes events awaiting a new date and cancelled editions. Previous editions of races in the upcoming calendar are available through their race guides above.
The Original Stevenage Half Marathon
ENGStevenage, Hertfordshire
The Original Stevenage Half Marathon — Stevenage, Hertfordshire.
Next date not listed
Race guide and recorded editions →Choosing a race in Hertfordshire
The unfiltered upcoming calendar includes events in BERKHAMSTED (1), Stevenage (1), Waltham Cross (1). Use the town filter to compare locations, then check the race guide for the start venue and organiser’s travel information.
Questions about half marathons in Hertfordshire
Which road half marathons are coming up in Hertfordshire, England?
Stevenage Winter 10k and Half is listed for 13 December 2026 (status to be confirmed). ATW Watford Half Marathon & 10K 2027 is listed for 7 February 2027. Berkhamsted Rotary Half Marathon is listed for 7 March 2027. Check the race guide and organiser’s latest information before making plans.
Where can I find race entry details for Hertfordshire, England?
Follow the link from the race guide to the organiser or entry provider, where one is available. Check the entry deadline, eligibility and current availability there. A listed race date does not necessarily mean entries are still open.
Why has a race moved out of the upcoming calendar?
Once its listed dates have passed, a race moves to the past-editions view unless another upcoming edition is recorded. Cancelled events also leave the upcoming list. The race guide stays available, and the event returns when a new date is added.