Thames Path Ultra Challenge | 2nd Half Challenge 50K
The second half option of the Thames Path Challenge from Runnymede along the meandering river through Cookham to Henley-on-Thames, home of the regatta, to a celebration finish and family BBQ!
Enter now Charity places- Sat 12 - Sun 13 Sep 2026
11:00
Age 16 & over
£139
- 50 km trail running + 150 m ascent
Event overview
Over 3000 adventurers will join the Putney Bridge start, and the full 100km route heads upstream to Henley along the famous Towpath.
It’s through Richmond, Hampton Court, Runnymede, and Windsor, with some wonderful scenery to a riverside finish line. With three-quarter, half and quarter distance options also available – plus the separate 25km ‘Thames Bridges Trek’ and ‘The Moonlight 10 Walk’ through Central London as part of the weekend ‘festival’ – there’s a Thames Challenge for everyone!
This event is part of Thames Path Ultra Challenge.
Event community
Event details
- Average fitness
- Beginner-friendly
- Event village
- Families
- Traders at event
Route
- Check points
- Distance markers
- Entertainment
- First aid
- Flat
- Food stations
- Marshals
- Mass start
- Point to point
- Return transport
- Sleeping facilities
- Toilets
- Water stations
- Way markers
Location
- Bag transfer
- Bar
- BBQ
- Cafe
- Camping
- Changing facilities
- Entertainment
- Music
- Paid parking
- Rural
- Secure bag storage
- Showers
- Toilets
- Urban
What's included
- Camping
- Chip timing
- Drinks
- Event app
- Fizz at the finish
- GPS tracking
- Map
- Massage
- Medal
- Post-race meal
- Pre-event training sessions
- Snacks
- Training plan
- T-shirt
Do it for charity
Looking to do this event for charity? Do it for one of the charities below or see the full list of charities on the Thames Path Ultra Challenge charity places | 2nd Half page.
Health and Medical
Cure Parkinson's
Here for the cure; working with urgency to find new treatments to slow, stop and reverse Parkinson’s.
- Fundraising support
- Fundraising materials
- Dedicated contact
Sign up
£30
Fundraise
£375
Other races at event
- Sat 12 - Sun 13 Sep
- #1 of 14
06:45
Age 18 & over
£199
- 100 km trail running + 350 m ascent
- Sat 12 - Sun 13 Sep
- #2 of 14
07:00
Age 18 & over
£199
- 100 km trail running + 350 m ascent
- Sat 12 Sep
- #3 of 14
06:45
Age 16 & over
£139
- 50 km trail running + 200 m ascent
- Sat 12 Sep
- #5 of 14
07:00
Age 14 & over
£89
- 28 km trail running + 20 m ascent
- Sat 12 Sep
- #6 of 14
12:00
Age 14 & over
£89
- 22 km trail running + 20 m ascent
- Sat 12 - Sun 13 Sep
- #7 of 14
17:00
Age 14 & over
£89
- 28 km trail running + 20 m ascent
- Sun 13 Sep
- #8 of 14
08:00
Age 14 & over
£89
- 22 km trail running + 10 m ascent
- Sat 12 Sep
- #9 of 14
09:30
Age 18 & over
£169
- 72 km trail running + 60 m ascent
- Sun 13 Sep
- #10 of 14
10:00
Age 8 & over
£39
- 10 km trail running
- Sat 12 Sep
- #11 of 14
10:00
Age 14 & over
£89
- 25 km walking
- Sat 12 Sep
- #12 of 14
10:30
Age 8 & over
£49
- 10 km walking
- Fri 11 Sep
- #13 of 14
16:30
Age 8 & over
£59
- 10 miles walking
- Fri 11 Sep
- #14 of 14
18:00
Age 8 & over
£59
- 10 km walking