SO16 postcode district road traffic accidents
The SO16 postcode district recorded 3,699 collisions in the STATS19 data between 1999 and 2025, involving 4,715 casualties. Of these collisions, 25 were fatal and 567 were serious. Recorded collisions in 2025 were up 20% on 2024.
Severity Breakdown
- Fatal
- 25
- Serious
- 567
- Casualties
- 4,715
- Fatal
- 25
- Serious
- 567
- Casualties
- 4,715
Collisions by Year
Areas covering SO16
Towns in SO16
Roads in SO16
Planning applications nearby
Data from PlanIndex, an index of UK planning registers.
Data from PlanIndex, an index of UK planning registers.
Accidents in the SO16 postcode district
Road collision statistics for the SO16 postcode district
Collisions recorded
3,699
Police-reported road traffic collisions captured in the STATS19 data.
People injured or killed
4,715
Casualties recorded across every collision in this area.
Fatal collisions
25
Collisions in which at least one person died.
Serious collisions
567
16% of collisions here ended in a death or serious injury.
Severity of collisions
What the data shows in the SO16 postcode district
Collisions in the SO16 postcode district are most frequently recorded on a Friday (17.1% of the total), with 26.5% happening in darkness rather than daylight. The most common posted speed limit at the scene is 30 mph.
61.5% of recorded collisions in the SO16 postcode district happen on a single carriageway. Around 16% were recorded in adverse weather such as rain, snow or fog.
The collisions in the SO16 postcode district have produced 4,715 casualties. Pedestrians account for 10% 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 384 collisions, Monday 540 collisions, Tuesday 570 collisions, Wednesday 599 collisions, Thursday 539 collisions, Friday 634 collisions, Saturday 433 collisions.
Light conditions
Light conditions: Daylight 2,719 collisions, Darkness 980 collisions.
Road type
Road type: Single carriageway 2,274 collisions, Dual carriageway 964 collisions, Roundabout 354 collisions, Slip road 84 collisions, Unknown 9 collisions, One way street 7 collisions, One way street/Slip road 7 collisions.
Speed limit at the scene
Speed limit at the scene: 20 mph 32 collisions, 30 mph 1,992 collisions, 40 mph 557 collisions, 50 mph 100 collisions, 60 mph 130 collisions, 70 mph 888 collisions.
Weather at the time
Weather at the time: Fine no high winds 3,065 collisions, Raining no high winds 426 collisions, Other 73 collisions, Raining + high winds 65 collisions, Fine + high winds 42 collisions.
Who was hurt
Who was hurt: Driver or rider 3,189 casualties, Passenger 1,055 casualties, Pedestrian 471 casualties.
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Recent Accidents
Showing 20 of 3,699 accidents
Accident 2025440585404
SlightAccident 2025440577267
SlightAccident 2025440573914
SlightAccident 2025440570150
SlightAccident 2025440570951
SlightAccident 2025440566847
SlightAccident 2025440563317
SlightAccident 2025440556598
SeriousAccident 2025440551187
SlightAccident 2025440539090
SeriousAccident 2025440534402
SlightAccident 2025440531598
SlightAccident 2025440527660
SlightAccident 2025440516281
SeriousAccident 2025440513216
SlightAccident 2025440509004
SlightAccident 2025440499250
SlightAccident 2025440498204
SlightAccident 2025440494147
SlightAccident 2025440500878
SeriousFrequently asked questions about road accidents in the SO16 postcode district
How many road accidents have there been in the SO16 postcode district?
3,699 collisions have been recorded in the SO16 postcode district in the STATS19 road safety data between 1999 and 2025, involving 4,715 casualties.
How many of the collisions in the SO16 postcode district were serious or fatal?
25 were fatal and 567 were serious — 16% of all recorded collisions in the SO16 postcode district resulted in a death or serious injury.
When do most road accidents happen in the SO16 postcode district?
Friday is the most common day for collisions in the SO16 postcode district, accounting for 17.1% of them, and 26.5% of all collisions here happen in darkness.
What kind of roads do collisions in the SO16 postcode district happen on?
61.5% of collisions in the SO16 postcode district are recorded on a single carriageway, most often where the limit is 30 mph.
Are pedestrians often hurt in collisions in the SO16 postcode district?
Pedestrians make up 10% of the 4,715 casualties recorded in the SO16 postcode district.
Is road safety in the SO16 postcode district getting better or worse?
Recorded collisions in the SO16 postcode district rose 20% 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 SO16 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 SO16 postcode district cover 1999 to 2025.