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!
Top Tip: Viewing this page in the default “Featured view” will show you all the Best Half Marathons in and around Hertfordshire. If you’re ready to set yourself a challenge right now then switching to “Bookable view” will show you those that can be booked instantly and securely through Find A Race. Guarantee your place today and get training :-)
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
LondonFootball League Original 12 Run
Milton Keynes, BuckinghamshireRichmond Park Half Marathon
LondonRichmond Park August 5k, 10k and Half Marathon
London, Greater LondonLEE VALLEY VELOPARK 1 MILE, 5K, 10K, 10 MILE & HALF MARATHON
London, Greater LondonATW Bedford Running Festival
Russell Park, The Embankment, Bedford MK40 3RHCoronation Scot Marathons & Half Marathon
Milton Keynes, BuckinghamshireRichmond Park Half Marathon
LondonBattersea Park Half Marathon Presented by TREK
LondonEaling Half Marathon
London, Greater LondonRichmond Park Half Marathon
Richmond Park, Sheen Gate Car Park Area. TW10 5HTATW Welwyn Half Marathon & 10k
Gosling Sports Park, Stanborough Road, Welwyn Garden City, Hertfordshire, AL8 6XEVICTORIA PARK 5K, 10K & HALF MARATHON
LondonRichmond Park Half Marathon
LondonBATTERSEA PARK RUNNING FESTIVAL
LondonRichmond Park October 5k, 10k and Half Marathon
LondonLEE VALLEY VELOPARK - MILE, 5K, 10K, 10 MILE & HALF MARATHON
London, Greater LondonEpping Forest Wildwood Trail Series Half Marathon & 10K
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 0UQRichmond Half Marathon Autumn
Old Deer Park - Richmond Upon Thames TW9 2SFRun London Victoria Park Half/10k/5k
LondonLondon 1.5k, 5k, 10k and Half Marathon MoRun
LondonWendover Woods Marathon, Half Marathon & 10k
Wendover Woods, Upper Icknield Way, Aston Clinton, HP22 5NQHertfordshire Half Marathon & 10k
Knebworth, HertfordshireEnigma Fireworks Marathons & Half Marathons
Milton Keynes, BuckinghamshireDirt Half Challenge
Cedars Upper School, Mentmore Road, Leighton Buzzard, Bedfordshire, LU7 2AE.VICTORIA PARK 5K, 10K & HALF MARATHON
LondonThe One by the Canal
Watford, HertfordshireRichmond Park Half Marathon
LondonBattersea Park Half Marathon
LondonRUN Battersea Park Half Marathon
Battersea Park next to the Bandstand - SW11 4NJThe One in the Park - Richmond - November
RichmondFINSBURY PARK 5K, 10K & HALF MARATHON
LondonGremlins Christmas Half & Marathons
Milton Keynes, BuckinghamshireDeja Vu Marathon & Half Marathon
Milton Keynes, BuckinghamshireRichmond Park Half Marathon
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.