Half Marathons Found In & Near Hertfordshire
View all ↓Half Marathons In & Near Hertfordshire 2025 - 2026
The most comprehensive list of Half Marathons in and near Hertfordshire in 2025 - 2026. Find your perfect race!
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Race Calendar: Half Marathons In & Near Hertfordshire
Run the Thames Bridges - half marathon
LondonRun the Ghost Tubes - Half Marathon & 10K
LondonHenry VIII's Wives Half Marathon
LondonRocket Around The Running Track - 12 hour challenge
Wodson Park Sports Centre, Ware, Herts, SG12 0UQCatherine Wheel Canter - 5k, 10k, Half, Full & Ultra Marathon
Wodson Park Sports Centre, Ware, Herts, SG12 0UQGuy Fawkes Gallop - 5k, 10k, half marathon, full marathon & 50k Ultra
Wodson Park Sports Centre, Ware, Herts, SG12 0UQHertfordshire Half Marathon & 10k
Knebworth, HertfordshireWendover Woods Marathon, Half Marathon & 10k
Wendover Woods, Upper Icknield Way, Aston Clinton, HP22 5NQRichmond Half Marathon Autumn
Old Deer Park - Richmond Upon Thames TW9 2SFATW Bedford 10k & Half Marathon
Russell Park, Bedford, Bedfordshire, MK40 3RHEnigma Fireworks Marathons & Half Marathons
Milton Keynes, BuckinghamshireVICTORIA PARK 5K, 10K & HALF MARATHON
LondonDirt Half Challenge
Cedars Upper School, Mentmore Road, Leighton Buzzard, Bedfordshire, LU7 2AE.Richmond Park Half Marathon
LondonThe One by the Canal
Watford, HertfordshireBattersea Park Half Marathon
LondonRUN Battersea Park Half Marathon
Battersea Park next to the Bandstand - SW11 4NJATW Wendover Woods Trail Run & Canicross
Wendover Woods, Upper Icknield Way, Aston Clinton, Aylesbury, HP22 5NQFINSBURY PARK 5K, 10K & HALF MARATHON
LondonThe One in the Park - Richmond - November
RichmondGremlins Christmas Half & Marathons
Milton Keynes, BuckinghamshireDeja Vu Marathon & Half Marathon
Milton Keynes, BuckinghamshireRichmond Park Half Marathon
LondonVICTORIA PARK 5K, 10K & HALF MARATHON
LondonRichmond Park December 5k,10k and Half Marathon
London, Greater LondonATW Stevenage Winter Half Marathon & 10k
Ridlins Athletics Track, Woodcock Rd, Shephall, StevenageLEE VALLEY VELOPARK - MILE, 5K, 10K, 10 MILE & HALF MARATHON
London, Greater LondonFA Cup Run
Milton Keynes, BuckinghamshireVictoria Park Half Marathon, 10k & 5k
LondonBattersea Park Half Marathon
LondonLee Valley Velo Park - January
London, Greater LondonVictoria Park Half Marathon, 10k & 5k
LondonATW Watford Half Marathon & 10K
Cassiobury Park Avenue, Watford, Hertfordshire, WD18 7HFRUN Battersea Park Half Marathon Winter
Battersea Park next to the Bandstand - SW11 4NJBattersea Park Half Marathon
LondonRichmond Half Marathon Winter
Old Deer Park - Richmond Upon Thames TW9 2SFRichmond Park Half Marathon
LondonATW Bedford Half Marathon & 10k
Russell Park, Bedford, Bedfordshire, MK40 3RHRun London Victoria Park Half/10k/5k
LondonLondon Half & 10k Presented by TREK
LondonRelated Pages on Find A Race
If you still haven’t found what you’re looking for here are a few suggestions: broaden your search and take a look at the South East or South West of England if you’re willing and able to travel a bit further. If you’re in the Hertfordshire area but fancy something a bit shorter then check out our Hertfordshire 10k Runs page. If you’re happy to travel or you want to build a race into a trip away then check out our UK-wide Half Marathons calendar and you can refine and filter your search from there.