A121 Speed Cameras
3 mapped camera locations on the A121 from Waltham Cross to Epping. The most common limit is 70 mph.
- Cameras
- 3
- Most common limit
- 70 mph
- Collisions near cameras
- 4
- Busiest point, vehicles/day
- 21,806
Interactive camera map
The map loads when it scrolls into view.
Cameras along the A121
Waltham Cross → Epping · 2 camera sites, heading east
- Start · Waltham Cross
- 40
Eleanor Cross Road
mi 0Waltham CrossFixed619 vehicles/day
- 40
- 70
Near Epping
mi 3EppingFixed2 cameras21,806 vehicles/day
- 70
- End · Epping · about 3 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 A121 cameras
Camera types
Fixed
Gatso, Truvelo and similar cameras at one spot
3
100%
Road safety on the A121
Unique collisions within 500 m of mapped camera locations on the A121 (DfT STATS19, 2024). Proximity does not establish causation.
Collision context
Severity near mapped cameras
0
Fatal · 0%
1
Serious · 25%
3
Slight · 75%
4
unique collisions within 500m
4
casualties · 1.0 per collision
What the figures say
25% of matched collisions were fatal or serious in the 2024 STATS19 dataset.
21,806 vehicles per day at the busiest camera across 3 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 A121 · DfT STATS19 2024 and Road Traffic Statistics AADF 2024.
Counties along the A121
Connecting roads with cameras
17 cameras
Hertfordshire, Bedfordshire
11 cameras
Hertfordshire, Berkshire, Buckinghamshire
11 cameras
Essex, Hertfordshire
10 cameras
Essex, Kent
9 cameras
Essex, Greater London
8 cameras
Bedfordshire, Hertfordshire
7 cameras
Essex, Norfolk, Suffolk
5 cameras
Essex
5 cameras
Essex, Greater London
Frequently asked questions
How many speed cameras are on the A121?
There are 3 mapped speed camera locations on the A121, grouped into 2 camera sites between Waltham Cross and Epping. The most common limit at these cameras is 70 mph.
Which part of the A121 has the most speed cameras?
The Hertfordshire section has the most, with 1 camera sites around Waltham Cross.
Does the A121 have average speed cameras?
No permanent average speed cameras are mapped on the A121, but temporary average speed zones are common at roadworks.
What is the speed limit on the A121?
Limits on the A121 change along the route: 70 mph is the most common at its cameras, with 60 mph on single-carriageway sections and 70 mph on dual carriageways unless signed otherwise.
How many collisions happen near cameras on the A121?
In 2024 DfT STATS19 recorded 4 unique collisions within 500 m of mapped camera sites on the A121, including 0 fatal and 1 serious.
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