ST20 postcode district road traffic accidents
The ST20 postcode district recorded 258 collisions in the STATS19 data between 1999 and 2025, involving 332 casualties. Of these collisions, 5 were fatal and 31 were serious. Recorded collisions in 2025 were down 22% on 2024.
Severity Breakdown
- Fatal
- 5
- Serious
- 31
- Casualties
- 332
- Fatal
- 5
- Serious
- 31
- Casualties
- 332
Collisions by Year
Areas covering ST20
Roads in ST20
Planning applications nearby
Data from PlanIndex, an index of UK planning registers.
Data from PlanIndex, an index of UK planning registers.
Accidents in the ST20 postcode district
Road collision statistics for the ST20 postcode district
Collisions recorded
258
Police-reported road traffic collisions captured in the STATS19 data.
People injured or killed
332
Casualties recorded across every collision in this area.
Fatal collisions
5
Collisions in which at least one person died.
Serious collisions
31
14% of collisions here ended in a death or serious injury.
Severity of collisions
What the data shows in the ST20 postcode district
Collisions in the ST20 postcode district are most frequently recorded on a Friday (18.2% of the total), with 26.7% happening in darkness rather than daylight. The most common posted speed limit at the scene is 60 mph.
96.1% of recorded collisions in the ST20 postcode district happen on a single carriageway. Around 20.5% were recorded in adverse weather such as rain, snow or fog.
The collisions in the ST20 postcode district have produced 332 casualties. Pedestrians account for 4.8% 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 33 collisions, Monday 39 collisions, Tuesday 29 collisions, Wednesday 35 collisions, Thursday 42 collisions, Friday 47 collisions, Saturday 33 collisions.
Light conditions
Light conditions: Daylight 189 collisions, Darkness 69 collisions.
Road type
Road type: Single carriageway 248 collisions, Roundabout 6 collisions, Unknown 2 collisions, Dual carriageway 1 collisions, One way street/Slip road 1 collisions.
Speed limit at the scene
Speed limit at the scene: 30 mph 90 collisions, 40 mph 21 collisions, 50 mph 2 collisions, 60 mph 145 collisions.
Weather at the time
Weather at the time: Fine no high winds 205 collisions, Raining no high winds 32 collisions, Raining + high winds 6 collisions, Other 4 collisions, Snowing no high winds 3 collisions.
Who was hurt
Who was hurt: Driver or rider 248 casualties, Passenger 68 casualties, Pedestrian 16 casualties.
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Recent Accidents
Showing 20 of 258 accidents
Accident 2025211649650
SlightAccident 2025211628847
SeriousAccident 2025211620521
SlightAccident 2025211617488
SeriousAccident 2025211608526
SlightAccident 2025211592537
SlightAccident 2025211559553
SeriousAccident 2024211535663
SlightAccident 2024211518221
SeriousAccident 2024211516908
SlightAccident 2024211479483
SlightAccident 2024211469658
SeriousAccident 2024211440683
SlightAccident 2024211422204
SeriousAccident 2024211472033
SeriousAccident 2024211408796
SlightAccident 2023211345599
SeriousAccident 2023211334726
SlightAccident 2023211315056
SlightAccident 2023211315753
SeriousFrequently asked questions about road accidents in the ST20 postcode district
How many road accidents have there been in the ST20 postcode district?
258 collisions have been recorded in the ST20 postcode district in the STATS19 road safety data between 1999 and 2025, involving 332 casualties.
How many of the collisions in the ST20 postcode district were serious or fatal?
5 were fatal and 31 were serious — 14% of all recorded collisions in the ST20 postcode district resulted in a death or serious injury.
When do most road accidents happen in the ST20 postcode district?
Friday is the most common day for collisions in the ST20 postcode district, accounting for 18.2% of them, and 26.7% of all collisions here happen in darkness.
What kind of roads do collisions in the ST20 postcode district happen on?
96.1% of collisions in the ST20 postcode district are recorded on a single carriageway, most often where the limit is 60 mph.
Are pedestrians often hurt in collisions in the ST20 postcode district?
Pedestrians make up 4.8% of the 332 casualties recorded in the ST20 postcode district.
Is road safety in the ST20 postcode district getting better or worse?
Recorded collisions in the ST20 postcode district fell 22% in 2025 compared with 2024, though year-on-year figures move with both genuine risk and changes in reporting.
Where does the road accident data for the ST20 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 ST20 postcode district cover 1999 to 2025.