SO20 postcode district road traffic accidents
The SO20 postcode district recorded 543 collisions in the STATS19 data between 1999 and 2025, involving 722 casualties. Of these collisions, 14 were fatal and 126 were serious. Recorded collisions in 2025 were up 67% on 2024.
Severity Breakdown
- Fatal
- 14
- Serious
- 126
- Casualties
- 722
- Fatal
- 14
- Serious
- 126
- Casualties
- 722
Collisions by Year
Areas covering SO20
Towns in SO20
Roads in SO20
Planning applications nearby
Data from PlanIndex, an index of UK planning registers.
Data from PlanIndex, an index of UK planning registers.
Accidents in the SO20 postcode district
Road collision statistics for the SO20 postcode district
Collisions recorded
543
Police-reported road traffic collisions captured in the STATS19 data.
People injured or killed
722
Casualties recorded across every collision in this area.
Fatal collisions
14
Collisions in which at least one person died.
Serious collisions
126
25.8% of collisions here ended in a death or serious injury.
Severity of collisions
What the data shows in the SO20 postcode district
Collisions in the SO20 postcode district are most frequently recorded on a Tuesday (16.8% of the total), with 24.5% happening in darkness rather than daylight. The most common posted speed limit at the scene is 60 mph.
95.6% of recorded collisions in the SO20 postcode district happen on a single carriageway. Around 20.8% were recorded in adverse weather such as rain, snow or fog.
The collisions in the SO20 postcode district have produced 722 casualties. Pedestrians account for 4.3% 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 69 collisions, Monday 68 collisions, Tuesday 91 collisions, Wednesday 71 collisions, Thursday 87 collisions, Friday 87 collisions, Saturday 70 collisions.
Light conditions
Light conditions: Daylight 410 collisions, Darkness 133 collisions.
Road type
Road type: Single carriageway 519 collisions, Roundabout 12 collisions, Dual carriageway 9 collisions, One way street 2 collisions, One way street/Slip road 1 collisions.
Speed limit at the scene
Speed limit at the scene: 30 mph 163 collisions, 40 mph 73 collisions, 50 mph 38 collisions, 60 mph 268 collisions, 70 mph 1 collisions.
Weather at the time
Weather at the time: Fine no high winds 430 collisions, Raining no high winds 75 collisions, Other 13 collisions, Fog or mist 9 collisions, Raining + high winds 7 collisions.
Who was hurt
Who was hurt: Driver or rider 536 casualties, Passenger 155 casualties, Pedestrian 31 casualties.
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Recent Accidents
Showing 20 of 543 accidents
Accident 2025440548438
SeriousAccident 2025440536147
SeriousAccident 2025440496513
SeriousAccident 2025440488052
SlightAccident 2025440407856
SlightAccident 2025440391034
SeriousAccident 2025440388370
SeriousAccident 2025440384563
SlightAccident 2025440356932
SeriousAccident 2025440342849
SeriousAccident 2025440296838
SlightAccident 2025440252666
FatalAccident 2025440234519
SlightAccident 2025440181340
SlightAccident 2025440171278
SeriousAccident 2025440106808
SeriousAccident 2025440058929
SlightAccident 2025440055396
SeriousAccident 2025440032181
SlightAccident 2025440011569
SlightFrequently asked questions about road accidents in the SO20 postcode district
How many road accidents have there been in the SO20 postcode district?
543 collisions have been recorded in the SO20 postcode district in the STATS19 road safety data between 1999 and 2025, involving 722 casualties.
How many of the collisions in the SO20 postcode district were serious or fatal?
14 were fatal and 126 were serious — 25.8% of all recorded collisions in the SO20 postcode district resulted in a death or serious injury.
When do most road accidents happen in the SO20 postcode district?
Tuesday is the most common day for collisions in the SO20 postcode district, accounting for 16.8% of them, and 24.5% of all collisions here happen in darkness.
What kind of roads do collisions in the SO20 postcode district happen on?
95.6% of collisions in the SO20 postcode district are recorded on a single carriageway, most often where the limit is 60 mph.
Are pedestrians often hurt in collisions in the SO20 postcode district?
Pedestrians make up 4.3% of the 722 casualties recorded in the SO20 postcode district.
Is road safety in the SO20 postcode district getting better or worse?
Recorded collisions in the SO20 postcode district rose 67% 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 SO20 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 SO20 postcode district cover 1999 to 2025.