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!
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
Ouse Valley Way Marathon and Half Marathon 2026
St Neots, CambridgeshireKingston Half Marathon 2026
Kingston upon Thames, SurreyThe Hurt
Guildford, SurreyWindsor Dorney Lakeside Half Marathon
Dorney Lake, Off Court Lane, Windsor, Berks, SL4 6QPCircuit Du Sore Legs
Wodson Park Sports Centre, Ware, Herts, SG12 0UQFarmmageddon
Hyde Hall Farm, Buntingford, SG9 0RUStar Wars 50th Anniversary Marathon & Half Marathon
Milton Keynes, BuckinghamshireThe Spy who loved me Marathons & Half Marathon
Milton Keynes, BuckinghamshireFormula One Marathons, Half Marathon & 50km
Milton Keynes, BuckinghamshireHertfordshire Half Marathon & 10k
Knebworth, HertfordshireRun the Wild Half Marathon - Autumn
Tring, HertfordshireTop Gun 40th Anniversary Marathons & Half Marathons
Milton Keynes, BuckinghamshireStar Wars 50th Anniversary Marathon & Half Marathon
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.