NN3 postcode district road traffic accidents
The NN3 postcode district recorded 3,275 collisions in the STATS19 data between 1999 and 2025, involving 4,239 casualties. Of these collisions, 48 were fatal and 590 were serious. Recorded collisions in 2025 were up 20% on 2024.
Severity Breakdown
- Fatal
- 48
- Serious
- 590
- Casualties
- 4,239
- Fatal
- 48
- Serious
- 590
- Casualties
- 4,239
Collisions by Year
Areas covering NN3
Towns in NN3
Roads in NN3
Planning applications nearby
Data from PlanIndex, an index of UK planning registers.
Data from PlanIndex, an index of UK planning registers.
Accidents in the NN3 postcode district
Road collision statistics for the NN3 postcode district
Collisions recorded
3,275
Police-reported road traffic collisions captured in the STATS19 data.
People injured or killed
4,239
Casualties recorded across every collision in this area.
Fatal collisions
48
Collisions in which at least one person died.
Serious collisions
590
19.5% of collisions here ended in a death or serious injury.
Severity of collisions
What the data shows in the NN3 postcode district
Collisions in the NN3 postcode district are most frequently recorded on a Thursday (16.2% of the total), with 28.6% happening in darkness rather than daylight. The most common posted speed limit at the scene is 30 mph.
67.4% of recorded collisions in the NN3 postcode district happen on a single carriageway. Around 19.5% were recorded in adverse weather such as rain, snow or fog.
The collisions in the NN3 postcode district have produced 4,239 casualties. Pedestrians account for 12.8% 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 337 collisions, Monday 453 collisions, Tuesday 527 collisions, Wednesday 469 collisions, Thursday 531 collisions, Friday 529 collisions, Saturday 429 collisions.
Light conditions
Light conditions: Daylight 2,339 collisions, Darkness 936 collisions.
Road type
Road type: Single carriageway 2,208 collisions, Dual carriageway 517 collisions, Roundabout 436 collisions, Slip road 89 collisions, One way street/Slip road 14 collisions, One way street 8 collisions, Unknown 3 collisions.
Speed limit at the scene
Speed limit at the scene: 20 mph 57 collisions, 30 mph 1,915 collisions, 40 mph 457 collisions, 50 mph 360 collisions, 60 mph 240 collisions, 70 mph 246 collisions.
Weather at the time
Weather at the time: Fine no high winds 2,638 collisions, Raining no high winds 485 collisions, Other 52 collisions, Unknown 34 collisions, Fog or mist 26 collisions.
Who was hurt
Who was hurt: Driver or rider 2,729 casualties, Passenger 969 casualties, Pedestrian 541 casualties.
Move Insights
Thinking of moving to this area?
Check flood risk, planning history, EPC ratings and more with a Move Insights property report.
Recent Accidents
Showing 20 of 3,275 accidents
Accident 200034NN01261
SlightAccident 200034NN01252
SeriousAccident 200034NN01241
SlightAccident 200034NN01249
SlightAccident 200034TN00581
SeriousAccident 200034NN01235
SlightAccident 200034NN01232
SlightAccident 200034NN01225
SlightAccident 200034NN01216
SlightAccident 200034NN01403
SlightAccident 200034NN01175
SeriousAccident 200034NN01173
SlightAccident 200034NN01171
SlightAccident 200034NN01169
SeriousAccident 200034NN01144
SlightAccident 200034NN01138
SeriousAccident 200034NN01130
SlightAccident 200034NN01245
SeriousAccident 200034NN01129
SlightAccident 200034NN01128
SlightFrequently asked questions about road accidents in the NN3 postcode district
How many road accidents have there been in the NN3 postcode district?
3,275 collisions have been recorded in the NN3 postcode district in the STATS19 road safety data between 1999 and 2025, involving 4,239 casualties.
How many of the collisions in the NN3 postcode district were serious or fatal?
48 were fatal and 590 were serious — 19.5% of all recorded collisions in the NN3 postcode district resulted in a death or serious injury.
When do most road accidents happen in the NN3 postcode district?
Thursday is the most common day for collisions in the NN3 postcode district, accounting for 16.2% of them, and 28.6% of all collisions here happen in darkness.
What kind of roads do collisions in the NN3 postcode district happen on?
67.4% of collisions in the NN3 postcode district are recorded on a single carriageway, most often where the limit is 30 mph.
Are pedestrians often hurt in collisions in the NN3 postcode district?
Pedestrians make up 12.8% of the 4,239 casualties recorded in the NN3 postcode district.
Is road safety in the NN3 postcode district getting better or worse?
Recorded collisions in the NN3 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 NN3 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 NN3 postcode district cover 1999 to 2025.