Checked ·Motorway · smart motorway sections

M23 Speed Cameras

6 mapped camera locations on the M23 from Crawley to Redhill. The most common limit is 70 mph.

Cameras
6
70
Most common limit
70 mph
Collisions near cameras
5
Busiest point, vehicles/day
119,501

Interactive camera map

The map loads when it scrolls into view.

Cameras along the M23

M23

Crawley → Redhill · 5 camera sites, heading north

  1. Start · Crawley
  2. 1West SussexJ9 → J10Crawley
    1. 70

      J9–J10Near Crawley

      mi 0

      CrawleyFixed95,639 vehicles/day

  3. 4SurreyJ9 → J8Horley · Redhill
    1. 70

      ≈ J9Gatwick

      mi 3

      HorleyFixed381 vehicles/day

    2. 70

      ≈ J9Gatwick

      mi 3

      HorleyFixed381 vehicles/day

    3. 70

      J8–J9Near Redhill

      mi 5

      RedhillFixed2 cameras666 vehicles/day

    4. 70

      ≈ J8Merstham

      mi 7

      RedhillFixed119,501 vehicles/day

  4. End · Redhill · about 7 miles of camera coverage

Order and mileage are approximate (straight-line between camera sites). Directions show the direction of traffic the camera is mapped for.

Speed limits at M23 cameras

70mph
6 (100%)

Camera types

  • Fixed

    Gatso, Truvelo and similar cameras at one spot

    6

    100%

Road safety on the M23

Unique collisions within 500 m of mapped camera locations on the M23 (DfT STATS19, 2024). Proximity does not establish causation.

Collision context

Severity near mapped cameras

0

Fatal · 0%

2

Serious · 40%

3

Slight · 60%

5

unique collisions within 500m

5

casualties · 1.0 per collision

What the figures say

40% of matched collisions were fatal or serious in the 2024 STATS19 dataset.

119,501 vehicles per day at the busiest camera across 6 matched count locations.

These are collisions near mapped camera records, not collisions caused or prevented by cameras. Coverage depends on available camera, traffic and STATS19 coordinates.

the M23 · DfT STATS19 2024 and Road Traffic Statistics AADF 2024.

Counties along the M23

Connecting roads with cameras

Frequently asked questions

How many speed cameras are on the M23?

There are 6 mapped speed camera locations on the M23, grouped into 5 camera sites between Crawley and Redhill. The most common limit at these cameras is 70 mph.

Where are the speed cameras on the M23?

Going north: West Sussex (J9 to J10) — 1 site; Surrey (J9 to J8) — 4 sites.

Which part of the M23 has the most speed cameras?

The Surrey section has the most, with 4 camera sites around Horley and Redhill.

Does the M23 have average speed cameras?

No permanent average speed cameras are mapped on the M23, but temporary average speed zones are common at roadworks on motorways.

What is the speed limit on the M23?

The national limit on the M23 is 70 mph for cars. Smart motorway sections show variable limits on overhead gantries, enforced by HADECS3 cameras — the displayed limit is the legal limit.

How many collisions happen near cameras on the M23?

In 2024 DfT STATS19 recorded 5 unique collisions within 500 m of mapped camera sites on the M23, including 0 fatal and 2 serious.

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