Chelmsford road traffic accidents
Chelmsford recorded 4,918 collisions in the STATS19 data between 1999 and 2024, involving 5,943 casualties. Of these collisions, 38 were fatal and 813 were serious. Recorded collisions in 2024 were down 24% on 2023.
Severity Breakdown
- Fatal
- 38
- Serious
- 813
- Casualties
- 5,943
- Fatal
- 38
- Serious
- 813
- Casualties
- 5,943
Collisions by Year
Areas covering Chelmsford
Roads in Chelmsford
Postcode districts in Chelmsford
Accidents in Chelmsford
Road collision statistics for Chelmsford
Collisions recorded
4,918
Police-reported road traffic collisions captured in the STATS19 data.
People injured or killed
5,943
Casualties recorded across every collision in this area.
Fatal collisions
38
Collisions in which at least one person died.
Serious collisions
813
17.3% of collisions here ended in a death or serious injury.
Severity of collisions
What the data shows in Chelmsford
Collisions in Chelmsford are most frequently recorded on a Friday (17.4% of the total), with 27% happening in darkness rather than daylight. The most common posted speed limit at the scene is 30 mph.
67.2% of recorded collisions in Chelmsford happen on a single carriageway. Around 17.3% were recorded in adverse weather such as rain, snow or fog.
The collisions in Chelmsford have produced 5,943 casualties. Pedestrians account for 16.1% 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 481 collisions, Monday 702 collisions, Tuesday 770 collisions, Wednesday 747 collisions, Thursday 749 collisions, Friday 855 collisions, Saturday 614 collisions.
Light conditions
Light conditions: Daylight 3,590 collisions, Darkness 1,328 collisions.
Road type
Road type: Single carriageway 3,305 collisions, Roundabout 788 collisions, Dual carriageway 628 collisions, One way street 80 collisions, Other 57 collisions, Unknown 34 collisions, Slip road 26 collisions.
Speed limit at the scene
Speed limit at the scene: 20 mph 59 collisions, 30 mph 3,448 collisions, 40 mph 1,107 collisions, 50 mph 30 collisions, 60 mph 145 collisions, 70 mph 129 collisions.
Weather at the time
Weather at the time: Fine no high winds 4,024 collisions, Raining no high winds 580 collisions, Other 152 collisions, Fine + high winds 44 collisions, Unknown 44 collisions.
Who was hurt
Who was hurt: Driver or rider 3,865 casualties, Passenger 1,120 casualties, Pedestrian 958 casualties.
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Recent Accidents
Showing 20 of 4,918 accidents
Accident 201542I221507
SeriousAccident 201542I218007
SlightAccident 201542I235707
SlightAccident 201542I213907
SlightAccident 201542I210807
FatalAccident 201542I199007
SlightAccident 201542I200507
SeriousAccident 201542I219907
SlightAccident 201542I210207
SlightAccident 201542I205507
SlightAccident 201542I203707
SlightAccident 201542I195607
FatalAccident 201542I193607
SlightAccident 201542I190706
SlightAccident 201542I272006
SlightAccident 201542I185206
SlightAccident 201542I208906
SlightAccident 201542I181106
SlightAccident 201542I204606
SlightAccident 201542I174006
SlightFrequently asked questions about road accidents in Chelmsford
How many road accidents have there been in Chelmsford?
4,918 collisions have been recorded in Chelmsford in the STATS19 road safety data between 1999 and 2024, involving 5,943 casualties.
How many of the collisions in Chelmsford were serious or fatal?
38 were fatal and 813 were serious — 17.3% of all recorded collisions in Chelmsford resulted in a death or serious injury.
When do most road accidents happen in Chelmsford?
Friday is the most common day for collisions in Chelmsford, accounting for 17.4% of them, and 27% of all collisions here happen in darkness.
What kind of roads do collisions in Chelmsford happen on?
67.2% of collisions in Chelmsford are recorded on a single carriageway, most often where the limit is 30 mph.
Are pedestrians often hurt in collisions in Chelmsford?
Pedestrians make up 16.1% of the 5,943 casualties recorded in Chelmsford.
Is road safety in Chelmsford getting better or worse?
Recorded collisions in Chelmsford fell 24% 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 Chelmsford 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 Chelmsford cover 1999 to 2024.