London West Spartan Weekend 2027
Spartan Race in Henley-on-Thames, United Kingdom. 18 events over 2 days, May 15–16, 2027.
Race information
The London West Spartan Weekend takes place on the Culden Faw estate near Henley-on-Thames, west of London, across rolling Chiltern countryside and woodland. The May 15-16, 2027 weekend offers Sprint, Super, and Beast distances with Elite, Age Group, Open, and Doubles categories, so a Trifecta can be completed in one weekend. Kids races run on both days.
Race schedule
Start times as published by the organizer. Waves fill up.
Register on uk.spartan.com
Saturday, May 15, 2027
- 01:00–10:001.5 km · 10 obstacles
Kids Race 1.5K (Age 7-9)
Distance1.5 kmObstacles10 - 02:00–11:001.0 km · 10 obstacles
Kids Race 1K (Age 4-6)
Distance1.0 kmObstacles10 - 03:00–12:003.0 km · 10 obstacles
Kids Race 3K (Age 9-14)
Distance3.0 kmObstacles10 - 08:0021.0 km · 30 obstacles
Beast
Elite
Distance21.0 kmObstacles30 - 08:1521.0 km · 30 obstacles
Beast
Age Group
Distance21.0 kmObstacles30 - 09:0021.0 km · 30 obstacles
Beast
Open
Distance21.0 kmObstacles30 - 09:0021.0 km · 30 obstacles
Beast
Doubles
Distance21.0 kmObstacles30 - 10:005.0 km · 20 obstacles
Sprint
Open
Distance5.0 kmObstacles20 - 10:005.0 km · 20 obstacles
Sprint
Doubles
Distance5.0 kmObstacles20
Sunday, May 16, 2027
- 01:005.0 km · 20 obstacles
Sprint
Doubles
Distance5.0 kmObstacles20 - 01:00–12:003.0 km · 10 obstacles
Kids Race 3K (Age 9-14)
Distance3.0 kmObstacles10 - 02:00–10:001.5 km · 10 obstacles
Kids Race 1.5K (Age 7-9)
Distance1.5 kmObstacles10 - 08:0010.0 km · 25 obstacles
Super
Elite
Distance10.0 kmObstacles25 - 08:1510.0 km · 25 obstacles
Super
Age Group
Distance10.0 kmObstacles25 - 09:0010.0 km · 25 obstacles
Super
Open
Distance10.0 kmObstacles25 - 09:0010.0 km · 25 obstacles
Super
Doubles
Distance10.0 kmObstacles25 - 11:005.0 km · 20 obstacles
Sprint
Open
Distance5.0 kmObstacles20 - 11:001.0 km · 10 obstacles
Kids Race 1K (Age 4-6)
Distance1.0 kmObstacles10
Where is it
Race village, nearest airport and how to get there.
Henley-on-Thames, United Kingdom
Fly in
Airports within 200 km of the venue. Each one lists the other races you can reach from it.
What the weather did
Actual conditions on these dates over the past 5 years.
| Year | High | Low | Wind | Rain |
|---|---|---|---|---|
| 2026 | 12°C | 5°C | 17 km/h | 1.0 mm |
| 2025 | 15°C | 7°C | 22 km/h | — |
| 2024 | 18°C | 11°C | 17 km/h | — |
| 2023 | 14°C | 8°C | 25 km/h | — |
| 2022 | 20°C | 11°C | 23 km/h | 17.8 mm |
Training plans
Races nearby
Within 500 km and four weeks of this one, if you're making a trip of it.
- May 8, 20277d before · 81 km
Nuclear Rush 2027
Brentwood, United Kingdom
7d before81 km away - May 8, 20277d before · 2 km
Tough Mudder London West 2027
Henley-on-Thames, UK, United Kingdom
7d before2 km away - May 29, 202714d after · 380 km
Strong Viking Hofstade 2027
Hofstade, Belgium
14d after380 km away - Jun 11, 202727d after · 391 km
Mud Masters Haarlemmermeer 2027
Vijfhuizen, Netherlands
27d after391 km away - Jun 11, 202727d after · 459 km
Strong Viking Wijchen 2027
Wijchen, Netherlands
27d after459 km away
Other editions
Doing London West Spartan Weekend?
Plan the season in Claude or ChatGPT
Add our free connector once. Then ask your assistant in your own words: it searches every race we list, saves the ones you pick to your wishlist, and puts the training in your calendar.
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I'm doing London West Spartan Weekend. What else is on nearby around then?
Searched OCR Races
5 more within a few hours' drive. The two closest in date:
- Nuclear RushSat May 8 · Brentwood, United Kingdom · 30 weeks away
- Tough Mudder London WestSat May 8 · Henley-on-Thames, UK · 30 weeks away
Save all three, then build my Saturdays up to London West Spartan Weekend.
Saved 3 races · Added 11 sessions to OCR Races
Done, starting 12 weeks out. Your calendar already has two runs a week; I kept them and added a Saturday long run, 60 min to 2 h, easy the last two weeks.
Connector link
mcp.ocrraces.com/mcpPaste it where Claude or ChatGPT asks for an MCP server URL, then sign in with a free OCR Races account.
Or let your assistant walk you through it
Help me add the OCR Races connector to this app. It is a remote MCP server at https://mcp.ocrraces.com/mcp with OAuth; I sign in with a free OCR Races account. Read the steps at https://www.ocrraces.com/integrations/claude (Claude) or https://www.ocrraces.com/integrations/chatgpt (ChatGPT) and walk me through them one at a time. Once it is connected: Using OCR Races, find obstacle races in my country in the next three months, save the ones I could do as one season to my wishlist, then plan my training up to the first one around the runs already in my calendar.
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