Hertfordshire Half Marathon & 10k

From RunThrough Events
- Date Sun 1st November 2026
- Time 09:00
- Location Knebworth, Hertfordshire
- Price £32.00 - £182.00
- Races 3 races
- Distances 10km, Half Marathon
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Event summary
Set against the stunning Hertfordshire countryside, participants will enjoy undulating road routes that promise to challenge and inspire. Whether you're aiming for a personal best or are a first-timer stepping up to the distance, the welcoming atmosphere and enthusiastic support from marshals will make this event unforgettable. Don’t miss your chance to be part of this autumn challenge! Secure your spot now at our Early Bird Prices and prepare for a day filled with fun, fitness, and community spirit!
Hertfordshire Half Marathon & 10k
Sun 1st November 2026

Organiser's Description
The Hertfordshire Half Marathon & 10K returns for 2026, and registration is now OPEN! Taking place on Sunday 1st November, this exciting event is set in beautiful Old Knebworth, offering runners of all abilities a memorable race experience.
Both races feature undulating, scenic road routes through the picturesque Hertfordshire countryside. Whether you're tackling the Half Marathon or the 10K, you'll enjoy a welcoming race-day atmosphere, excellent support from marshals, and clear route markings. It's the perfect autumn challenge for seasoned runners aiming for a new PB or first-timers stepping up their distance.
Book your spot now at our Early Bird Prices!
Race Distances & Start Times
09:00 am - Half Marathon start
Distances: 21.1m
Cut-off: 3 Hours (12:00)
09: 30 am - 10k start
Elevation: 92m, Road (undulating)
Cut-off: 1.5 Hours (11:00)
Races
-
10k
£32.00
Booking for more than 1? -
Half Marathon
£38.00
Booking for more than 1? -
Group Booking
£182.00
Reviews
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4.5
11 reviews

·5 years ago

·5 years ago

Hertfordshire Half Marathon & 10k