OL4 postcode district road traffic accidents
The OL4 postcode district recorded 1,716 collisions in the STATS19 data between 1999 and 2025, involving 2,438 casualties. Of these collisions, 26 were fatal and 239 were serious. Recorded collisions in 2025 were up 8% on 2024.
Severity Breakdown
- Fatal
- 26
- Serious
- 239
- Casualties
- 2,438
- Fatal
- 26
- Serious
- 239
- Casualties
- 2,438
Collisions by Year
Areas covering OL4
Towns in OL4
Roads in OL4
Planning applications nearby
Data from PlanIndex, an index of UK planning registers.
Data from PlanIndex, an index of UK planning registers.
Accidents in the OL4 postcode district
Road collision statistics for the OL4 postcode district
Collisions recorded
1,716
Police-reported road traffic collisions captured in the STATS19 data.
People injured or killed
2,438
Casualties recorded across every collision in this area.
Fatal collisions
26
Collisions in which at least one person died.
Serious collisions
239
15.4% of collisions here ended in a death or serious injury.
Severity of collisions
What the data shows in the OL4 postcode district
Collisions in the OL4 postcode district are most frequently recorded on a Wednesday (16.5% of the total), with 27.8% happening in darkness rather than daylight. The most common posted speed limit at the scene is 30 mph.
91.5% of recorded collisions in the OL4 postcode district happen on a single carriageway. Around 23.1% were recorded in adverse weather such as rain, snow or fog.
The collisions in the OL4 postcode district have produced 2,438 casualties. Pedestrians account for 23.1% 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 237 collisions, Monday 237 collisions, Tuesday 218 collisions, Wednesday 283 collisions, Thursday 247 collisions, Friday 280 collisions, Saturday 214 collisions.
Light conditions
Light conditions: Daylight 1,239 collisions, Darkness 477 collisions.
Road type
Road type: Single carriageway 1,570 collisions, Dual carriageway 74 collisions, Unknown 39 collisions, One way street 15 collisions, Roundabout 10 collisions, One way street/Slip road 5 collisions, Slip road 3 collisions.
Speed limit at the scene
Speed limit at the scene: 20 mph 94 collisions, 30 mph 1,538 collisions, 40 mph 59 collisions, 50 mph 8 collisions, 60 mph 17 collisions.
Weather at the time
Weather at the time: Fine no high winds 1,319 collisions, Raining no high winds 276 collisions, Unknown 41 collisions, Raining + high winds 19 collisions, Other 18 collisions.
Who was hurt
Who was hurt: Driver or rider 1,181 casualties, Passenger 694 casualties, Pedestrian 563 casualties.
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Recent Accidents
Showing 20 of 1,451 accidents
Accident 2025061688100
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SlightAccident 2024061574446
SlightAccident 2024061553403
SlightAccident 2024061525678
SlightFrequently asked questions about road accidents in the OL4 postcode district
How many road accidents have there been in the OL4 postcode district?
1,716 collisions have been recorded in the OL4 postcode district in the STATS19 road safety data between 1999 and 2025, involving 2,438 casualties.
How many of the collisions in the OL4 postcode district were serious or fatal?
26 were fatal and 239 were serious — 15.4% of all recorded collisions in the OL4 postcode district resulted in a death or serious injury.
When do most road accidents happen in the OL4 postcode district?
Wednesday is the most common day for collisions in the OL4 postcode district, accounting for 16.5% of them, and 27.8% of all collisions here happen in darkness.
What kind of roads do collisions in the OL4 postcode district happen on?
91.5% of collisions in the OL4 postcode district are recorded on a single carriageway, most often where the limit is 30 mph.
Are pedestrians often hurt in collisions in the OL4 postcode district?
Pedestrians make up 23.1% of the 2,438 casualties recorded in the OL4 postcode district.
Is road safety in the OL4 postcode district getting better or worse?
Recorded collisions in the OL4 postcode district rose 8% 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 OL4 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 OL4 postcode district cover 1999 to 2025.