Gatso Speed Camera on A23, Smitham (30mph)

30mph speed limit Gatso speed camera

This Gatso speed camera is located on A23 near Smitham in Greater London, monitoring northbound but reversible traffic with a 30mph speed limit.

USUALLY FACES NORTH: You have left the 40mph restriction after the A23/Coulsdon and are now in a 30mph zone. Pass under a rail bridge at Smitham station, then past a Pizza Hut and Natwest bank carry on, look out for two bus stops on your left - the speed camera is on the central island after the second bus stop. COULD FACE SOUTH: Having got through the Tesco speed cameras (See Entry Ref.#:GL008 for details). You come to a set of traffic lights at which the you must take the outer lane to go straight ahead (nearside lane is for left filter only). You will see Purley fire station on the right, slow down now until you confirm that the camera is indeed facing in its usual northerly direction using the bus stops as guidelines. There are no other speed cameras going south between the Tesco speed camera (See Entry Ref.#:GL008 for details) and the speed cameras in the next 40mph restriction which is past OLD COULSDON station so relax BUT DON'T GO TOO FAST THROUGH SMITHAM TOWNCENTRE, it is a HIVE OF ACTIVITY.

Camera type
Speed limit
30mph
Direction
Northbound but reversible
Road
A23
Nearest town
Smitham
Last updated
15 May 2026
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Location reference: GL015

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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.

Read more about Gatso speed cameras and how they work.

SpeedCamerasUK video guide