River Thames Half Marathon 2026

Run the River Thames Half Marathon with us and over 1000 others this 25th October 2026.
The event is ideal for your first half marathon, a seasoned runner or finishing off your running calendar for 2026 with a scenic, beautiful and flat/fast run with the breeze of the River Thames to push you along.

Entry includes:
- Finisher medal
- Tech Tee
- Goody bag
- Accurate chip timing
- Finisher prizes

We thank our sponsors Body Mechanics, Uber Boat by Thames Clippers and Alzheimer's Research UK.

You may also like the following events from River Thames Running:

• Next month, 8th March, 08:00 am, Kingston Break-fest Run 2026: 8, 16 20 Mile in Kingston Upon Thames
• This October, 4th October, 08:30 am, Kingston Half Marathon in Kingston Upon Thames

Also check out other Sports events in Walton-on-Thames.