Speed Cameras in Hertfordshire
Hertfordshire is one of England's most actively monitored areas for road safety, with 78 speed camera locations spread across 7 towns and cities. Road safety data shows 278 collisions within 500m of camera locations in Hertfordshire, including 5 fatal accidents. At peak locations, DfT traffic counts show up to 179,502 vehicles using monitored roads each day.
78
Total Cameras
1
Camera Types
7
Towns & Cities
12
Roads Monitored
179,502
Busiest Road (AADT)
278
Crashes Near Cameras
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Camera Types Breakdown
Speed Limit Distribution
Road Safety in Hertfordshire
Collision data from the Department for Transport STATS19 database (2023) within 500 metres of speed camera locations in Hertfordshire.
5
Fatal Collisions
44
Serious Collisions
229
Slight Collisions
439
Total Casualties
Average daily traffic across 76 monitored locations: 53,315 vehicles/day. Source: DfT Road Traffic Statistics 2025.
Cities with Speed Cameras in Hertfordshire
Roads Through Hertfordshire
All Cameras in Hertfordshire
| Type | Speed Limit | Road | Location | Daily Traffic | Crashes (500m) | |
|---|---|---|---|---|---|---|
| Fixed | 70 mph | M1 | Watford | 96,476 | 1 | — |
| Fixed | — | — | Harlow | 4,533 | 4 | forward |
| Fixed | 70 mph | B1393 | Harlow | 16,371 | 6 | — |
| Fixed | 70 mph | M1 | Hemel Hempstead | 150,263 | 7 | — |
| Fixed | — | — | Luton | 1,079 | 1 | — |
| Fixed | 40 mph | — | Luton | 127 | 1 | 160 |
| Fixed | 40 mph | — | Luton | 127 | 1 | 320 |
| Fixed | 30 mph | — | Enfield | 2,085 | 2 | — |
| Fixed | 70 mph | A505 | Stevenage | 24,685 | — | — |
| Fixed | — | B197 | Stevenage | 11,302 | 1 | — |
| Fixed | — | B197 | Stevenage | 11,302 | 1 | — |
| Fixed | — | — | St Albans | 3,517 | 3 | — |
| Fixed | 70 mph | — | Stevenage | — | 2 | — |
| Fixed | 70 mph | — | Stevenage | — | 1 | — |
| Fixed | 50 mph | B181 | Harlow | 4,910 | — | forward |
| Fixed | 50 mph | B181 | Harlow | 4,910 | — | forward |
| Fixed | — | — | Harlow | 993 | 9 | — |
| Fixed | 70 mph | M1 | Hemel Hempstead | 179,502 | 4 | 157.5 |
| Fixed | 70 mph | A414 | Hemel Hempstead | 34,694 | 8 | — |
| Fixed | 70 mph | M1 | Hemel Hempstead | 177,191 | 6 | 5 |
| Fixed | 70 mph | A414 | Hemel Hempstead | 51,631 | 8 | — |
| Fixed | 70 mph | — | Hemel Hempstead | 569 | 3 | 170 |
| Fixed | 70 mph | A414 | Hemel Hempstead | 34,694 | 7 | — |
| Fixed | 70 mph | A414 | Hemel Hempstead | 34,694 | 8 | — |
| Fixed | 40 mph | A414 | Hemel Hempstead | 33,475 | — | — |
| Fixed | 40 mph | — | Hemel Hempstead | 452 | 3 | — |
| Fixed | 40 mph | A4147 | Hemel Hempstead | 17,303 | 12 | backward |
| Fixed | — | A4147 | Hemel Hempstead | 9,704 | 1 | — |
| Fixed | 70 mph | M1 | Hemel Hempstead | 179,502 | 4 | — |
| Fixed | 70 mph | M1 | Hemel Hempstead | 179,502 | 4 | — |
| Fixed | 70 mph | M1 | Hemel Hempstead | 179,502 | 5 | — |
| Fixed | 70 mph | M1 | Hemel Hempstead | 179,502 | 4 | — |
| Fixed | 70 mph | M1 | Hemel Hempstead | 179,502 | 4 | — |
| Fixed | — | B556 | Enfield | 10,897 | 4 | 90 |
| Fixed | 40 mph | A1057 | St Albans | 13,604 | — | 60 |
| Fixed | 40 mph | A1057 | St Albans | 13,604 | — | 40 |
| Fixed | 40 mph | — | Hemel Hempstead | 599 | — | — |
| Fixed | 30 mph | — | Hemel Hempstead | 99 | 4 | — |
| Fixed | 30 mph | — | Hemel Hempstead | 99 | 4 | — |
| Fixed | 30 mph | — | Hemel Hempstead | 599 | 3 | — |
| Fixed | — | A414 | Harlow | 35,030 | 2 | 75 |
| Fixed | 30 mph | — | Hemel Hempstead | 391 | — | 152 |
| Fixed | 70 mph | M1 | Hemel Hempstead | 179,502 | 4 | — |
| Fixed | — | — | Hemel Hempstead | 19,281 | 9 | backward |
| Fixed | 30 mph | — | St Albans | 13,210 | 14 | — |
| Fixed | 40 mph | B197 | Stevenage | 12,271 | 2 | — |
| Fixed | 40 mph | — | Harlow | 1,588 | 6 | -95 |
| Fixed | — | B1393 | Harlow | 16,415 | 1 | backward |
| Fixed | — | — | Harlow | 1,005 | — | backward |
| Fixed | — | M25 | St Albans | 136,660 | — | — |
Frequently Asked Questions
How many speed cameras are in Hertfordshire?
There are 78 speed cameras in Hertfordshire, including 78 fixed, 0 average speed, 0 mobile, and 0 red light cameras.
What type of speed cameras are used in Hertfordshire?
Hertfordshire has 1 types of speed cameras including fixed (Gatso/Truvelo), average speed (SPECS), mobile camera vans, and red light cameras.
Which roads in Hertfordshire have speed cameras?
Speed cameras in Hertfordshire are found on roads including .
How dangerous are the roads near speed cameras in Hertfordshire?
In 2023, there were 278 recorded collisions within 500m of speed camera locations in Hertfordshire, resulting in 439 casualties (5 fatal, 44 serious). Data source: DfT STATS19.
What is the traffic volume on monitored roads in Hertfordshire?
The busiest monitored road in Hertfordshire carries approximately 179,502 vehicles per day. 76 camera locations have official DfT traffic count data available.