May 16 - 17, 2026
2026 London West Spartan Weekend
2026 London West Spartan Weekend
4.7
• 6 Racer Testimonials
Riverside
This course winds through historic landmarks, hugging the famous River Thames
Trifecta Weekend
Complete a Sprint, Super, and Beast in one weekend to conquer Spartan's ultimate challenge
Forest
Forests, grassy meadows, and open trails
May 16 - 17
Saturday / Sunday Sprint 5K
20 OBSTACLES
starting price
May 17
Super 10K
25 OBSTACLES
starting price
May 16
Beast 21K
30 OBSTACLES
starting price
May 16 - 17
Kids Race 1-3KM +OBSTACLES
Saturday
starting price
about the event
Get ready to race through Henley on Thames, UK as you conquer a Trifecta weekend through the towns historic landmarks & riverside course. Prepare to test your limits and challenge yourself across different distances and terrains.
Race Distances
Sprint
Super
Beast
Kids Race
The Sprint
Distance
5 km
Obstacles
20
Avg duration
1 h32 m12 s
Race Day Info
Edit / Update Registration
Race Arrival & Start Times
What to bring / What to wear?
Volunteer & Race For Free
Camping
Photos of the Race
Register together and save
Want to travel with your friends or simply need a car?
SPRINT Details
Race Schedule
4.7
• 6 Racer Testimonials
Chris Brand
Participated in
2025
Great course, great obstacles.. Challenging and fun
Christopher Pelentrides
Participated in
2025
My first Spartan event and it was amazing ! Looking forward to the next one!
Mike Gibbons
Participated in
2025
Best event by far
Chrissy Kerss
Participated in
2025
London West Spartan was the biggest challenge I've ever tried. It was the most incredible experience. The hills were tough, but overcoming my fears an...
Sunny Cavall
Participated in
2024
I loved every moment
Richard Sparrow
Participated in
2024
It was a great atmosphere, had all the facilities a runner needed. The obstacles were fun and challenging.
Events nearby
Sep
26
2026
2026 London South East Spartan Weekend
Aug
16
2026
2026 South West Spartan Event Weekend
Jun
27
2026
2026 World's Toughest Mudder
Run with your mates and save
Race with your friends, family and coworkers. Create your team name during registration and get group discounts by purchasing your tickets together.
Just book your race ticket today to get started.
Volunteer & Race Free
As a Spartan Race volunteer, you will help our racers and have a unique, behind-the-scenes race experience. Not only that, but volunteering gets you free entry to a race.
Fundraise for charity
Supporting charities is what makes the struggle of completing a Spartan race bearable for so many. Turn your challenge into a force for good by choosing your favourite UK charity to fundraise for.
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