The Surrey Grumble

Offroad Endurance , Surrey – Sunday, 08 Jun 2025

Event Summary

Event Overview

The Surrey Grumble (GRMBL) is a Twickenham CC organised 'Gravel Sportive' event. It takes place on out and back loops from event HQ at Downside Village Hall. There are three route options which split.  Riders can do any route and change on the day.

3 challenging GPX Routes (about 56, 63 & 69km) that are significantly off-road.

Free feed stop included.

GPX provided with Twickenham CC 'support' riders will ride the course to provide assistance if needed.

There is no parking at HQ, nor around Downside Village Green / Common.

Closest parking at Holly Hedge car park Cobham.

Event HQ Start & Finish @ Downside Village Hall, Cobham, Surrey.

With coffee, cake, sandwiches and other refreshments available to buy at event HQ before and after the ride.

Please note no bikes allowed inside the Village Hall.

This friendly event is managed and run entirely by Twickenham CC members.

Building on the success of the early season Surrey Rumble (also run by Twickenham CC) this is expected to be very popular, due to its friendly atmosphere and reasonable price, compared to many Gravel events.

PROVISIONAL Start (tbc): First rider: 08:00; Last rider: 10.00;  Event close: 15:00

Speed will be course condition (and fitness) dependent. Ideally Long Route riders should leave no later than 09:00.  

The last rider leaving at 10:00 has five hours to complete their chosen route. Remember to allow for stops.

Event Details

Event URN:

556667

Start Date:

Sun, 8th Jun 2025

Event Type:

Offroad Endurance (Non-Competitive)

Venue:

Downside Village Hall, Downside Common Road, Cobham, Surrey, KT11 3NP

View map

Online Entry FAQs
Event promoted by:

Twickenham CC (website)

Event Website:

Visit Website

Event Organiser:

Stuart Gillies
surreygrumble@gmail.com

Other Events:

View other events promoted by this organisation

Online entry method:

First come first served

Enter Online

About the Event

Info for Riders

Entering Riders acknowledge that they ride at their own risk and are expected to ride in a safe, considerate manner, to all trail users.

While this is a gravel sportive it should be approached with care - the route is arduous and technical in places, with some steep climbs and fast loose or rooty descents. Please note that you will need to ride with care and do not be deceived by the relatively short distances. We estimate an average speed of 10-12mph so allow 5-6 hours to complete (route dependent).

We have endeavored to get away from the well-ridden trails of Surrey and take riders somewhere new and challenging. We really hope you enjoy the “road less travelled".

There is No Parking at HQ. Do not park around the Village Green/ Common.

Closest Parking at Holly Hedge Car Park, Cobham. KT11 3DQ.

PROVISIONAL Start (tbc): First rider: 08:00; Last rider: 10.00;  Event close: 15:00.

Route segments will be created for each route and shared so riders can compare to others if they wish.  
NOTE however it is not a race and riders should ride considerately at all times.

Rideable with drop bar gravel bike.  Suspension mountain bike not a necessity.

And bring as a minimum a puncture repair kit, food and drink.

See the Twickenham CC website for more information.

Entry Fees & Rides

Enter a Ride

The Surrey Grumble Long Ride
Date Start Classification Rider Cat Duration
Sun 08/06/25 08:00 --- --- 07 hr / plus 1 laps / 69km / 43 miles
Entry: Online: (£22.00 + £1.00 Application fee), On Day: (£27.00)
Sun 08/06/25 – 08:00
07 hr / plus 1 laps / 69km / 43 miles  |  Entry: Online: (£22.00 + £1.00 Application fee), On Day: (£27.00)
The Surrey Grumble Medium Ride
No entrants yet
Date Start Classification Rider Cat Duration
Sun 08/06/25 08:00 --- --- 07 hr / plus 1 laps / 63km / 39 miles
Entry: Online: (£22.00 + £1.00 Application fee), On Day: (£27.00)
Sun 08/06/25 – 08:00
07 hr / plus 1 laps / 63km / 39 miles  |  Entry: Online: (£22.00 + £1.00 Application fee), On Day: (£27.00)
The Surrey Grumble Short Ride
Date Start Classification Rider Cat Duration
Sun 08/06/25 08:00 --- --- 07 hr / plus 1 laps / 56km / 35 miles
Entry: Online: (£22.00 + £1.00 Application fee), On Day: (£27.00)
Sun 08/06/25 – 08:00
07 hr / plus 1 laps / 56km / 35 miles  |  Entry: Online: (£22.00 + £1.00 Application fee), On Day: (£27.00)

Event Summary

Event Overview

The Surrey Grumble (GRMBL) is a Twickenham CC organised 'Gravel Sportive' event. It takes place on out and back loops from event HQ at Downside Village Hall. There are three route options which split.  Riders can do any route and change on the day.

3 challenging GPX Routes (about 56, 63 & 69km) that are significantly off-road.

Free feed stop included.

GPX provided with Twickenham CC 'support' riders will ride the course to provide assistance if needed.

There is no parking at HQ, nor around Downside Village Green / Common.

Closest parking at Holly Hedge car park Cobham.

Event HQ Start & Finish @ Downside Village Hall, Cobham, Surrey.

With coffee, cake, sandwiches and other refreshments available to buy at event HQ before and after the ride.

Please note no bikes allowed inside the Village Hall.

This friendly event is managed and run entirely by Twickenham CC members.

Building on the success of the early season Surrey Rumble (also run by Twickenham CC) this is expected to be very popular, due to its friendly atmosphere and reasonable price, compared to many Gravel events.

PROVISIONAL Start (tbc): First rider: 08:00; Last rider: 10.00;  Event close: 15:00

Speed will be course condition (and fitness) dependent. Ideally Long Route riders should leave no later than 09:00.  

The last rider leaving at 10:00 has five hours to complete their chosen route. Remember to allow for stops.

Event Details

Event URN:

556667

Start Date:

Sun, 8th Jun 2025

Event Type:

Offroad Endurance (Non-Competitive)

Venue:

Downside Village Hall, Downside Common Road, Cobham, Surrey, KT11 3NP

View map

Online Entry FAQs
Event promoted by:

Twickenham CC (website)

Event Website:

Visit Website

Event Organiser:

Stuart Gillies
surreygrumble@gmail.com

Other Events:

View other events promoted by this organisation

Online entry method:

First come first served

Enter Online

About the Event

Info for Riders

Entering Riders acknowledge that they ride at their own risk and are expected to ride in a safe, considerate manner, to all trail users.

While this is a gravel sportive it should be approached with care - the route is arduous and technical in places, with some steep climbs and fast loose or rooty descents. Please note that you will need to ride with care and do not be deceived by the relatively short distances. We estimate an average speed of 10-12mph so allow 5-6 hours to complete (route dependent).

We have endeavored to get away from the well-ridden trails of Surrey and take riders somewhere new and challenging. We really hope you enjoy the “road less travelled".

There is No Parking at HQ. Do not park around the Village Green/ Common.

Closest Parking at Holly Hedge Car Park, Cobham. KT11 3DQ.

PROVISIONAL Start (tbc): First rider: 08:00; Last rider: 10.00;  Event close: 15:00.

Route segments will be created for each route and shared so riders can compare to others if they wish.  
NOTE however it is not a race and riders should ride considerately at all times.

Rideable with drop bar gravel bike.  Suspension mountain bike not a necessity.

And bring as a minimum a puncture repair kit, food and drink.

See the Twickenham CC website for more information.

Entry Fees & Rides

Enter a Ride

The Surrey Grumble Long Ride
Date Start Classification Rider Cat Duration
Sun 08/06/25 08:00 --- --- 07 hr / plus 1 laps / 69km / 43 miles
Entry: Online: (£22.00 + £1.00 Application fee), On Day: (£27.00)
Sun 08/06/25 – 08:00
07 hr / plus 1 laps / 69km / 43 miles  |  Entry: Online: (£22.00 + £1.00 Application fee), On Day: (£27.00)
The Surrey Grumble Medium Ride
No entrants yet
Date Start Classification Rider Cat Duration
Sun 08/06/25 08:00 --- --- 07 hr / plus 1 laps / 63km / 39 miles
Entry: Online: (£22.00 + £1.00 Application fee), On Day: (£27.00)
Sun 08/06/25 – 08:00
07 hr / plus 1 laps / 63km / 39 miles  |  Entry: Online: (£22.00 + £1.00 Application fee), On Day: (£27.00)
The Surrey Grumble Short Ride
Date Start Classification Rider Cat Duration
Sun 08/06/25 08:00 --- --- 07 hr / plus 1 laps / 56km / 35 miles
Entry: Online: (£22.00 + £1.00 Application fee), On Day: (£27.00)
Sun 08/06/25 – 08:00
07 hr / plus 1 laps / 56km / 35 miles  |  Entry: Online: (£22.00 + £1.00 Application fee), On Day: (£27.00)

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