SL2 postcode district road traffic accidents
The SL2 postcode district recorded 2,006 collisions in the STATS19 data between 1999 and 2025, involving 2,699 casualties. Of these collisions, 23 were fatal and 248 were serious. Recorded collisions in 2025 were up 39% on 2024.
Severity Breakdown
- Fatal
- 23
- Serious
- 248
- Casualties
- 2,699
- Fatal
- 23
- Serious
- 248
- Casualties
- 2,699
Collisions by Year
Areas covering SL2
Towns in SL2
Roads in SL2
Planning applications nearby
Data from PlanIndex, an index of UK planning registers.
Data from PlanIndex, an index of UK planning registers.
Accidents in the SL2 postcode district
Road collision statistics for the SL2 postcode district
Collisions recorded
2,006
Police-reported road traffic collisions captured in the STATS19 data.
People injured or killed
2,699
Casualties recorded across every collision in this area.
Fatal collisions
23
Collisions in which at least one person died.
Serious collisions
248
13.5% of collisions here ended in a death or serious injury.
Severity of collisions
What the data shows in the SL2 postcode district
Collisions in the SL2 postcode district are most frequently recorded on a Thursday (16.7% of the total), with 29.7% happening in darkness rather than daylight. The most common posted speed limit at the scene is 30 mph.
87.5% of recorded collisions in the SL2 postcode district happen on a single carriageway. Around 17.9% were recorded in adverse weather such as rain, snow or fog.
The collisions in the SL2 postcode district have produced 2,699 casualties. Pedestrians account for 11.4% 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 212 collisions, Monday 325 collisions, Tuesday 270 collisions, Wednesday 325 collisions, Thursday 335 collisions, Friday 303 collisions, Saturday 236 collisions.
Light conditions
Light conditions: Daylight 1,410 collisions, Darkness 596 collisions.
Road type
Road type: Single carriageway 1,755 collisions, Dual carriageway 122 collisions, Roundabout 107 collisions, Unknown 8 collisions, Slip road 7 collisions, One way street 4 collisions, One way street/Slip road 3 collisions.
Speed limit at the scene
Speed limit at the scene: 20 mph 22 collisions, 30 mph 1,196 collisions, 40 mph 473 collisions, 50 mph 43 collisions, 60 mph 224 collisions, 70 mph 48 collisions.
Weather at the time
Weather at the time: Fine no high winds 1,647 collisions, Raining no high winds 245 collisions, Other 46 collisions, Unknown 19 collisions, Raining + high winds 17 collisions.
Who was hurt
Who was hurt: Driver or rider 1,782 casualties, Passenger 609 casualties, Pedestrian 308 casualties.
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Recent Accidents
Showing 20 of 2,006 accidents
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SlightFrequently asked questions about road accidents in the SL2 postcode district
How many road accidents have there been in the SL2 postcode district?
2,006 collisions have been recorded in the SL2 postcode district in the STATS19 road safety data between 1999 and 2025, involving 2,699 casualties.
How many of the collisions in the SL2 postcode district were serious or fatal?
23 were fatal and 248 were serious — 13.5% of all recorded collisions in the SL2 postcode district resulted in a death or serious injury.
When do most road accidents happen in the SL2 postcode district?
Thursday is the most common day for collisions in the SL2 postcode district, accounting for 16.7% of them, and 29.7% of all collisions here happen in darkness.
What kind of roads do collisions in the SL2 postcode district happen on?
87.5% of collisions in the SL2 postcode district are recorded on a single carriageway, most often where the limit is 30 mph.
Are pedestrians often hurt in collisions in the SL2 postcode district?
Pedestrians make up 11.4% of the 2,699 casualties recorded in the SL2 postcode district.
Is road safety in the SL2 postcode district getting better or worse?
Recorded collisions in the SL2 postcode district rose 39% 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 the SL2 postcode district 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 the SL2 postcode district cover 1999 to 2025.