The Spring Onion weaves its way south from Cobham in Surrey, to Rudgewick and Wisborough Green, then back north through Plaistow and Dunsfold (home of the Top Gear test track) and back to Cobham for a post-ride meal.

Entry includes feed station at The Cricketers Arms Pub Wisborough Green plus a pasta meal and cake at the finish.

Now in its 17th year, the event is organised by European Cycle Events who organise travel to major events and also tailor-made trips.

Entry is £39.95 via the European Cycle Events website.

The event is now sold out but there may be a small number of places on free on the day, check their website for details.

Start/Finish

HQ is Cobham Village Hall.

Nearest train station is Cobham & Stoke D’Abernon which can be reached from Clapham Junction. The first trains from CJ on Sundays appear to be 7:06 arr 7:46 (change at Surbiton), or 7:49 arr 8:46 (change at Wimbledon).

Doors open 7:30, Event starts at 8:30. Numbers MUST be collected by 09:00 am

Ride closes at 16:00

Route

The route is just over 65 miles with 4,000 ft ascent. The 2026 route differs slightly with the addition of Shere Climb and Crocknorth.

The official 2026 route is published on Strava (updated due to roadworks) https://www.strava.com/activities/18229795796

We have made this available on Garmin Connect (updated 25/04/26 due to roadworks) https://connect.garmin.com/modern/course/452719860

Live GPS tracking of riders https://www.geotracks.co.uk/live/4947