Chiswick Half Marathon

The event is organised by Active Training World


Join us on Sunday 20th October at historic Chiswick House for a stunning half marathon around the River Thames and meandering through beautiful scenic areas of West London.

* EARLY BIRD PRICES AVAILABLE UNTIL JULY 31ST (Price increase to £29 unaffiliated, £27 Club Affiliated)
* Flat course with beautiful scenery along the Thames
* Custom medal and t-shirt for all finishers
* Prizes for overall winners and age category winners
* Professional marshalls at all key points
* Officially measured and race chip timed


icon Event

Sunday October 20th 2019

Anybody over the age of 17 can enter the Chiswick Half Marathon.

Online entries: Pay by major credit/debit cards


If you would like to sponsor the Chiswick Half Marathon event please contact us at

icon Registration

Race numbers and timing chips will be collected at from race HQ between Chiswick house and the Cafe on the morning of the event. Details about registration will be available closer to the event date.

Detailed race notes will be sent out via email two weeks before the race and will also be posted on this page. 

icon Event Profile

Event Name

Chiswick Half Marathon

Event Distance

Please arrive in sufficient time to collect your race number


1 lap race on a combination of tarmac and gravel trails




Water will be provided on the course and at the end of the race


Every 1 mile






Active Training World



The higher of a 6% or £1 transaction fee will be added by ATW


icon Prizes

Medal for all finishers

T Shirt for all finishers

£300 for the fastest male athlete under 72 minutes

£300 for the fastest female athlete under 80 minutes

Overall 1st, 2nd, 3rd man and woman trophies

Age group prizes in in 10 year bands

icon Course Information

The race starts and finishes the front of the magnificent Chiswick house.

The course starts with a loop around the grounds of Chiswick House before heading out to the thames. It is a single lap course.

The course map will be available soon

icon Training Plans

ActiveTrainingWorld have free training plans to help you train for this event:


Other Race Information

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

Limited paid parking is available at Chiswick house and at Chiswick school. Some local roads are also free to park.-please use public transport where at all possible.

Changing and Toilets
Come changed and ready to run if possible. There will be supervised storage for bags and belongings but please leave valuables at home as ATW will not be responsible for lost property. Toliets will be provided.

Time Limit
The Chiswick Half Marathon has a maximum time restriction of 180 minutes. After which there may not be marshals and time keepers available.

ActiveTrainingWorld do not offer transfers or deferrals for this event or any events listed on the website. Instead every person who books an event has the option to purchase "Refund Protection" which allows them to get a full refund of entry fees in the event of an injury, illness or other reasons specified on the policy. The link to claim your refund will be on your confirmation email along with your booking reference number.



By entering this event you agree to the below terms and conditions

I hereby declare that (1) I am an amateur according to the eligibility rule of UKA, (2) I am medically fit to run and I will do so at my own risk and agree not to hold the organisers responsible in any way for any injury or loss resulting from my participation in the event, prior to, during or after the event. (3) I understand the organisers reserve the right to alter the arrangements and conditions should circumstances require. The course is unsuitable for wheelchairs and prams.

In the unfortunate cancellation of the event through circumstance beyond the control of the race organisers.  I understand, and accept, the rules and terms of the entry including that there will be no refund of race fees.


LOCATION: Chiswick House, Chiswick, London, W42RP

Location: Chiswick, Chiswick, Chiswick, London, W42RP