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Hertfordshire Half Marathon & 10k - June

Event details
  • . 132 days left to book
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Race around the grand Knebworth House in the Hertfordshire Half Marathon & 10k. Great for runners of all stripes, the route starts at the stately home before taking you onto the surrounding country roads. Come for the stunning rural setting or try for your first half marathon.

How to enter the Hertfordshire Half Marathon & 10k - June

  1. Half Marathon

    Run 13.1mi
    Book Now
  2. 10k

    Run 10km
    Book Now

Hertfordshire Half Marathon & 10k - June routes

The routes start and finish at the 500 year-old Knebworth House which has, in more recent times, hosted an array of open-air concerts featuring the likes of Robbie Williams and Oasis.

The route will take you through the wide paths of Knebworth Park and along the surrounding rural roads which will be closed to traffic. Please note, there are number of gradients throughout the course.

The course will have marshals stationed at all crucial points during the race as well as clear distance marking.

Event Details

What’s Included
  • Finisher's Medal
  • Refreshments along the Course
  • Finisher's T-Shirt
  • Chip Timed Race
  • Marshalled course
Raceday Logistics


09:00 Half Marathon start

09:30 10k start

13:00 Event ends

Please arrive at least 45 minutes before the race to ensure you have ample time to complete the registration process.

*Further race day information will be sent out to those registered nearer the time.


This is a great race for spectators who can station themselves at Knebworth House for the start and finish line.

Supporters can cheer on the athletes while also appreciating the 15th Century stately home in all its grandeur.


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Volunteers are rewarded with one free entry into a RunThrough event.

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Frequently Asked Questions

Where are the refreshment stations for the Hertfordshire Half Marathon & 10k - June?
There are three refreshment stations throughout the course at miles 3.5, 7.5 and 10 as well as an additional station for athletes as they cross the finish line.
Where can I see my race time?
Race results will be published on following the race's conclusion.
How will I receive my race pack?
Race packs will be sent to entrants before the event date.

Meet the organiser

RunThrough are a running community-based in London, inspired & led by a small passionate group of running geeks. We organize events all over the UK’s capital and the North West of England.



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Tickets £28–£34

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  • Official booking partner
  • Best price guarantee
  • Free injury protection

Have a question? See our Help Center

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