Welwyn Half Marathon

Run 13.1mi

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Get race results and photos

This event has passed. Congratulations to all the participants. Get race results and photos.

The route for the race is a gently undulating mixture of residential and rural sections, taking in the villages of Hertingfordbury, Birch Green and Cole Green, plus a 4 mile section along the traffic-free Cole Green Way pathway.

The race will also start and finish on Gosling Running Track,a great spectator location!

How to enter the Welwyn Half Marathon

  1. Half Marathon

    Run 13.1mi
    Booked recentlyBooked 13 times this week
    Booked recentlyBooked 13 times this week
    Event passed

Welwyn Half Marathon route

The race will incorporate 1 lap of pavements and cycle paths, with a running track start and finish.

Event Details

What’s Included
Medal and event technical t-shirt for all finishers

Prizes for top finishers

Water stations at regular intervals on the course

Distance markers every mile
Raceday Logistics

Participants must be at least 17 years old on race day.


Race numbers will be collected on the day of the race. The registration desk will close at 08:30am.

Please arrive in sufficient time to collect your race number and timing chip.

Race Numbers:

Please wear your number pinned to the front of your vest.


Overall 1st, 2nd and 3rd man and woman prizes of £150, £100 & £50 respectively
Overall 1st, 2nd and 3rd man and woman trophies
Age group trophies for M40+, M50+, M60+, M70+, W40+, W50+, W60+,W70+
1st male team shield (4 to score)
1st female team shield (3 to score)

Changing & Toilets:

Come changed and ready to run if possible. Toilets are available at Merchant Taylor's School.


A baggage area will be provided at race HQ. Please leave your valuables at home; the race organisers do not accept responsibility for lost property.

Frequently Asked Questions

At what time does the Welwyn Half Marathon start?
The race will start at 9am on Sunday 22nd September. Note that you should aim to arrive before the registration desk closes at 8.30am.
Can I wear headphones when running the Welwyn Half?
This is not a closed road event, therefore it is advised that you do not wear headphones for your own safety and that of others around you. Being able to hear incoming traffic and instructions from marshalls is essential.
Where can I find results for the Welwyn Half Marathon?
You can find your results here: http://welwynhalfmarathon.co.uk/results-2/ . Friends and family will also be able to track your splits in real time through this link.
Have a question? Get answers from our team.

Welwyn Half Marathon weather forecast

Drizzle throughout the day.

Predicted highs
Predicted lows
IconHigh chance of rain
IconLight breeze possible, up to 9mph

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