Colney road traffic accidents
Colney recorded 73 collisions in the STATS19 data between 1999 and 2025, involving 91 casualties. Of these collisions, 2 were fatal and 15 were serious. Recorded collisions in 2025 were unchanged on 2024.
Severity Breakdown
- Fatal
- 2
- Serious
- 15
- Casualties
- 91
- Fatal
- 2
- Serious
- 15
- Casualties
- 91
Collisions by Year
Areas covering Colney
Postcode districts in Colney
Planning applications nearby
Data from PlanIndex, an index of UK planning registers.
Data from PlanIndex, an index of UK planning registers.
Accidents in Colney
Road collision statistics for Colney
Collisions recorded
73
Police-reported road traffic collisions captured in the STATS19 data.
People injured or killed
91
Casualties recorded across every collision in this area.
Fatal collisions
2
Collisions in which at least one person died.
Serious collisions
15
23.3% of collisions here ended in a death or serious injury.
Severity of collisions
What the data shows in Colney
Collisions in Colney are most frequently recorded on a Monday (24.7% of the total), with 27.4% happening in darkness rather than daylight. The most common posted speed limit at the scene is 40 mph.
76.7% of recorded collisions in Colney happen on a single carriageway. Around 16.4% were recorded in adverse weather such as rain, snow or fog.
The collisions in Colney have produced 91 casualties. Pedestrians account for 9.9% of those casualties, a marker of the risk to people on foot here.
Collisions by day of the week
Collisions by day of the week: Sunday 5 collisions, Monday 18 collisions, Tuesday 14 collisions, Wednesday 10 collisions, Thursday 18 collisions, Friday 5 collisions, Saturday 3 collisions.
Light conditions
Light conditions: Daylight 53 collisions, Darkness 20 collisions.
Road type
Road type: Single carriageway 56 collisions, Dual carriageway 13 collisions, Roundabout 3 collisions, Unknown 1 collisions.
Speed limit at the scene
Speed limit at the scene: 20 mph 6 collisions, 30 mph 12 collisions, 40 mph 45 collisions, 50 mph 1 collisions, 60 mph 9 collisions.
Weather at the time
Weather at the time: Fine no high winds 60 collisions, Raining no high winds 7 collisions, Snowing no high winds 2 collisions, Raining + high winds 2 collisions, Fine + high winds 1 collisions.
Who was hurt
Who was hurt: Driver or rider 59 casualties, Passenger 23 casualties, Pedestrian 9 casualties.
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Recent Accidents
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SlightFrequently asked questions about road accidents in Colney
How many road accidents have there been in Colney?
73 collisions have been recorded in Colney in the STATS19 road safety data between 1999 and 2025, involving 91 casualties.
How many of the collisions in Colney were serious or fatal?
2 were fatal and 15 were serious — 23.3% of all recorded collisions in Colney resulted in a death or serious injury.
When do most road accidents happen in Colney?
Monday is the most common day for collisions in Colney, accounting for 24.7% of them, and 27.4% of all collisions here happen in darkness.
What kind of roads do collisions in Colney happen on?
76.7% of collisions in Colney are recorded on a single carriageway, most often where the limit is 40 mph.
Are pedestrians often hurt in collisions in Colney?
Pedestrians make up 9.9% of the 91 casualties recorded in Colney.
Is road safety in Colney getting better or worse?
Recorded collisions in Colney were broadly unchanged in 2025 compared with 2024.
Where does the road accident data for Colney come from?
It comes from STATS19, the official record of personal-injury road collisions reported to the police and published by the Department for Transport. The figures for Colney cover 1999 to 2025.