Half Marathons Found In & Near Hertfordshire
View all ↓Half Marathons In & Near Hertfordshire 2026 - 2027
The most comprehensive list of Half Marathons in and near Hertfordshire in 2026 - 2027. Find your perfect race!
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Race Calendar: Half Marathons In & Near Hertfordshire
RUN Battersea Park Half Marathon Spring
Battersea Park next to the Bandstand - SW11 4NJMK Marathon Weekend
Stadium MK, Stadium Way Milton Keynes, BUCKS MK1 1ST United KingdomRocky at 50 Run
The Last Hop, Unit 2, Thames Edge Court, Clarence Street, Staines, TW18 4SURun the Thames Bridges - half marathon
LondonRun the Ghost Tubes - Half Marathon & 10K
LondonHenry VIII's Wives Half Marathon
LondonVictoria Park Half Marathon, 10k & 5k
LondonInternational Women's Day
London, London, Greater LondonOffer
Thanks for booking a Running Bug event through findarace.com - 10% OFF
Best Race Series x Adidas 2026 - The Threshold 10K Test
Battersea Park, LondonMoo-rathon, Calf and Hen K
Hyde Hall Farm, Buntingford, SG9 0RUOne in the Park - Victoria - March
LondonATW Run Fest at Lee Valley
Lee Valley White Water Centre, Station Rd, Waltham Cross EN9 1ABRUN Battersea Park Half Marathon Spring
Battersea Park next to the Bandstand - SW11 4NJRichmond Park Half Marathon March 2026
LondonVictoria Park Half Marathon, 10k & 5k
LondonBattersea Park 10k & Half Marathon
LondonPutney & Fulham Half Marathon
LondonATW Stevenage Spring Half Marathon & 10k
Ridlins Athletics Track, Woodcock Rd, Shephall, StevenageEpping Forest Wildwood Trail Series Half Marathon & 10K
LondonBest Race Series x Adidas 2026 - The Endurance Test - Half Marathon
Battersea Park, LondonRichmond Park April 5k, 10k and Half Marathon Run
London, Greater LondonLee Valley Velo Park - April
London, Greater LondonVictoria Park Half Marathon, 10k & 5k
LondonRichmond Park May 5k,10k and Half Marathon
London, Greater LondonFarmmageddon - 5k - 10k - Half - Full - Ultra - 100 Mile Challenge
Hyde Hall Farm, Buntingford, SG9 0RURUN Victoria Park Half Marathon
Victoria Park, E9 5HTBattersea Park 10k & Half Marathon
LondonCircuit du Sore Legs (Track Event)
Wodson Park Sports Centre, Ware, Herts, SG12 0UQShow me the Manet Marathons & Half Marathon
Milton Keynes, BuckinghamshireOne in the Park - Richmond - June
LondonWendover Woods Half Marathon & 10k
Wendover Woods, Upper Icknield Way, Aston Clinton, HP22 5NQATW St Albans Half Marathon #icelollyrun
Verulamium Park, St Albans AL1 2DLPHOENIX BEDFORDSHIRE Dragonfly Run
Biggleswade, BedfordshireMK24 Midsummer RunFest
Milton Keynes, BuckinghamshirePHOENIX BEDFORDSHIRE Butterfly Run
Biggleswade, BedfordshireDunstable Downs Half Marathon
Dunstable, BedfordshireFINSBURY PARK 5K, 10K & HALF MARATHON
LondonCock-a-doodle Dawdle - 5k,10k, Half Marathon, Full Marathon or Ultra Marathon
Hyde Hall Farm, Buntingford, SG9 0RULee Valley Velo Park - June
London, Greater LondonRichmond Park Half Marathon
LondonWomen’s Run Series Battersea
LondonChiltern Ridge Half Marathon
Aylesbury, BuckinghamshireThe Railway Run Marathon, Half Marathon & 50km
Milton Keynes, BuckinghamshireRelated 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.