Welwyn Garden City road traffic accidents
Welwyn Garden City recorded 1,784 collisions in the STATS19 data between 1999 and 2024, involving 2,290 casualties. Of these collisions, 20 were fatal and 280 were serious. Recorded collisions in 2024 were down 23% on 2023.
Severity Breakdown
- Fatal
- 20
- Serious
- 280
- Casualties
- 2,290
- Fatal
- 20
- Serious
- 280
- Casualties
- 2,290
Collisions by Year
Areas covering Welwyn Garden City
Roads in Welwyn Garden City
Postcode districts in Welwyn Garden City
Accidents in Welwyn Garden City
Road collision statistics for Welwyn Garden City
Collisions recorded
1,784
Police-reported road traffic collisions captured in the STATS19 data.
People injured or killed
2,290
Casualties recorded across every collision in this area.
Fatal collisions
20
Collisions in which at least one person died.
Serious collisions
280
16.8% of collisions here ended in a death or serious injury.
Severity of collisions
What the data shows in Welwyn Garden City
Collisions in Welwyn Garden City are most frequently recorded on a Thursday (17.4% of the total), with 23.8% happening in darkness rather than daylight. The most common posted speed limit at the scene is 30 mph.
78.8% of recorded collisions in Welwyn Garden City happen on a single carriageway. Around 17.7% were recorded in adverse weather such as rain, snow or fog.
The collisions in Welwyn Garden City have produced 2,290 casualties. Pedestrians account for 15.5% 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 174 collisions, Monday 253 collisions, Tuesday 279 collisions, Wednesday 268 collisions, Thursday 311 collisions, Friday 300 collisions, Saturday 199 collisions.
Light conditions
Light conditions: Daylight 1,359 collisions, Darkness 425 collisions.
Road type
Road type: Single carriageway 1,405 collisions, Roundabout 198 collisions, One way street 74 collisions, Dual carriageway 66 collisions, Other 35 collisions, Unknown 6 collisions.
Speed limit at the scene
Speed limit at the scene: 20 mph 24 collisions, 30 mph 1,505 collisions, 40 mph 217 collisions, 50 mph 1 collisions, 60 mph 28 collisions, 70 mph 9 collisions.
Weather at the time
Weather at the time: Fine no high winds 1,469 collisions, Raining no high winds 210 collisions, Other 51 collisions, Unknown 16 collisions, Raining + high winds 14 collisions.
Who was hurt
Who was hurt: Driver or rider 1,529 casualties, Passenger 406 casualties, Pedestrian 355 casualties.
Move Insights
Thinking of moving to this area?
Check flood risk, planning history, EPC ratings and more with a Move Insights property report.
Recent Accidents
Showing 20 of 1,784 accidents
Accident 2017410146585
SlightAccident 2016410145462
SlightAccident 2016410143451
SlightAccident 2016410147455
SeriousAccident 2016410143553
SeriousAccident 2016410152800
SlightAccident 2016410142793
SlightAccident 2016410144932
SlightAccident 2016410138399
SlightAccident 2016410135027
SlightAccident 2016410144806
SlightAccident 2016410128670
SlightAccident 2016410129593
SlightAccident 2016410125378
SlightAccident 2016410127823
SlightAccident 2016410133059
SeriousAccident 2016410141971
SeriousAccident 2016410130407
SeriousAccident 2016410130024
SlightAccident 2016410121811
SlightFrequently asked questions about road accidents in Welwyn Garden City
How many road accidents have there been in Welwyn Garden City?
1,784 collisions have been recorded in Welwyn Garden City in the STATS19 road safety data between 1999 and 2024, involving 2,290 casualties.
How many of the collisions in Welwyn Garden City were serious or fatal?
20 were fatal and 280 were serious — 16.8% of all recorded collisions in Welwyn Garden City resulted in a death or serious injury.
When do most road accidents happen in Welwyn Garden City?
Thursday is the most common day for collisions in Welwyn Garden City, accounting for 17.4% of them, and 23.8% of all collisions here happen in darkness.
What kind of roads do collisions in Welwyn Garden City happen on?
78.8% of collisions in Welwyn Garden City are recorded on a single carriageway, most often where the limit is 30 mph.
Are pedestrians often hurt in collisions in Welwyn Garden City?
Pedestrians make up 15.5% of the 2,290 casualties recorded in Welwyn Garden City.
Is road safety in Welwyn Garden City getting better or worse?
Recorded collisions in Welwyn Garden City fell 23% in 2024 compared with 2023, though year-on-year figures move with both genuine risk and changes in reporting.
Where does the road accident data for Welwyn Garden City 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 Welwyn Garden City cover 1999 to 2024.