Watford (Watford) road traffic accidents
Watford (Watford) recorded 6,875 collisions in the STATS19 data between 1999 and 2025, involving 9,041 casualties. Of these collisions, 36 were fatal and 944 were serious. Recorded collisions in 2025 were up 15% on 2024.
Severity Breakdown
- Fatal
- 36
- Serious
- 944
- Casualties
- 9,041
- Fatal
- 36
- Serious
- 944
- Casualties
- 9,041
Collisions by Year
Areas covering Watford (Watford)
Roads in Watford (Watford)
Postcode districts in Watford (Watford)
Planning applications nearby
Data from PlanIndex, an index of UK planning registers.
Data from PlanIndex, an index of UK planning registers.
Accidents in Watford (Watford)
Road collision statistics for Watford (Watford)
Collisions recorded
6,875
Police-reported road traffic collisions captured in the STATS19 data.
People injured or killed
9,041
Casualties recorded across every collision in this area.
Fatal collisions
36
Collisions in which at least one person died.
Serious collisions
944
14.3% of collisions here ended in a death or serious injury.
Severity of collisions
What the data shows in Watford (Watford)
Collisions in Watford (Watford) are most frequently recorded on a Friday (16.7% of the total), with 27.2% happening in darkness rather than daylight. The most common posted speed limit at the scene is 30 mph.
67.3% of recorded collisions in Watford (Watford) happen on a single carriageway. Around 17.7% were recorded in adverse weather such as rain, snow or fog.
The collisions in Watford (Watford) have produced 9,041 casualties. Pedestrians account for 15% 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 694 collisions, Monday 1,055 collisions, Tuesday 1,061 collisions, Wednesday 1,002 collisions, Thursday 1,032 collisions, Friday 1,151 collisions, Saturday 880 collisions.
Light conditions
Light conditions: Daylight 5,004 collisions, Darkness 1,871 collisions.
Road type
Road type: Single carriageway 4,628 collisions, Dual carriageway 1,066 collisions, Roundabout 430 collisions, One way street 394 collisions, One way street/Slip road 274 collisions, Slip road 55 collisions, Unknown 28 collisions.
Speed limit at the scene
Speed limit at the scene: 20 mph 172 collisions, 30 mph 5,699 collisions, 40 mph 425 collisions, 50 mph 394 collisions, 60 mph 63 collisions, 70 mph 122 collisions.
Weather at the time
Weather at the time: Fine no high winds 5,600 collisions, Raining no high winds 872 collisions, Other 183 collisions, Unknown 58 collisions, Fine + high winds 57 collisions.
Who was hurt
Who was hurt: Driver or rider 5,710 casualties, Passenger 1,974 casualties, Pedestrian 1,357 casualties.
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Recent Accidents
Showing 20 of 6,875 accidents
Accident 2018410268391
SlightAccident 2018410261437
SlightAccident 2018410260961
SlightAccident 2018410262303
SlightAccident 2018410263905
SlightAccident 2018410260935
SlightAccident 2018410259069
SeriousAccident 2018410258520
SeriousAccident 2018410257705
SeriousAccident 2018410259619
SlightAccident 2017410255352
SlightAccident 2017410261420
SlightAccident 2017410274029
SeriousAccident 2017410256986
SlightAccident 2017410258617
SlightAccident 2017410253293
SlightAccident 2017410256081
SlightAccident 2017410303434
SlightAccident 2017410258557
SlightAccident 2017410254169
SlightFrequently asked questions about road accidents in Watford (Watford)
How many road accidents have there been in Watford (Watford)?
6,875 collisions have been recorded in Watford (Watford) in the STATS19 road safety data between 1999 and 2025, involving 9,041 casualties.
How many of the collisions in Watford (Watford) were serious or fatal?
36 were fatal and 944 were serious — 14.3% of all recorded collisions in Watford (Watford) resulted in a death or serious injury.
When do most road accidents happen in Watford (Watford)?
Friday is the most common day for collisions in Watford (Watford), accounting for 16.7% of them, and 27.2% of all collisions here happen in darkness.
What kind of roads do collisions in Watford (Watford) happen on?
67.3% of collisions in Watford (Watford) are recorded on a single carriageway, most often where the limit is 30 mph.
Are pedestrians often hurt in collisions in Watford (Watford)?
Pedestrians make up 15% of the 9,041 casualties recorded in Watford (Watford).
Is road safety in Watford (Watford) getting better or worse?
Recorded collisions in Watford (Watford) rose 15% in 2025 compared with 2024. Year-on-year figures move with both genuine risk and changes in reporting, so they are best read as a trend rather than a single verdict.
Where does the road accident data for Watford (Watford) 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 Watford (Watford) cover 1999 to 2025.