July 2015 update: Standing behind the original camera are two new cameras, high up on a pole are two yellow cameras facing towards the bridge. The current GATSO speed camera maybe in the process of being removed?
Gatso Speed Camera on A40, Northolt (50mph)
This Gatso speed camera is located on A40 near Northolt in Greater London, monitoring east and westbound traffic with a 50mph speed limit.
Gatso speed camera just after the bridge which is behind the sign for the turnoff to Northolt.
Camera type
Speed limit
50mph
Direction
East and Westbound
Road
A40
Nearest town
Northolt
Last updated
15 May 2026
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Location reference: GL021
⚠ Don't get caught at this location
Many drivers are caught at speed camera locations like this after misjudging the transition between speed limits or failing to notice the camera in time. A speed camera detector gives you advance warning before you reach known fixed and mobile camera locations.
About this speed camera location
Speed camera detectors - stay informed on every journey
A speed camera detector alerts you as you approach known fixed and mobile camera locations like this one - giving you time to check your speed before you reach the enforcement zone. Speed camera detectors are completely legal in the UK. All detectors are available from ActiveGPS.co.uk.
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Caught speeding at this location?
If you have been caught speeding at or near this location, the guides below explain what happens next, what your options are, and how the penalty system works in the UK.
Caught speeding - what happens next?
The complete guide from NIP to fine, course, points and court
Notice of Intended Prosecution (NIP)
What the letter means, the 28-day deadline and what to do next
Speeding fines guide
Fixed penalties, Band A/B/C fines, court thresholds and what to expect
Speed awareness course
Eligibility, what to expect on the day and whether it affects your insurance
Penalty points and driving bans
How points work, how long they last and when a ban applies
Speeding and car insurance
When to declare points, how much premiums increase and for how long
Gatso speed cameras
This camera is a rear-facing Gatso - one of the most common types in the UK.
If you saw a double flash, it likely recorded your speed.