NN11 postcode district road traffic accidents
The NN11 postcode district recorded 1,450 collisions in the STATS19 data between 1999 and 2025, involving 2,005 casualties. Of these collisions, 46 were fatal and 328 were serious. Recorded collisions in 2025 were down 11% on 2024.
Severity Breakdown
- Fatal
- 46
- Serious
- 328
- Casualties
- 2,005
- Fatal
- 46
- Serious
- 328
- Casualties
- 2,005
Collisions by Year
Areas covering NN11
Towns in NN11
Roads in NN11
Planning applications nearby
Data from PlanIndex, an index of UK planning registers.
Data from PlanIndex, an index of UK planning registers.
Accidents in the NN11 postcode district
Road collision statistics for the NN11 postcode district
Collisions recorded
1,450
Police-reported road traffic collisions captured in the STATS19 data.
People injured or killed
2,005
Casualties recorded across every collision in this area.
Fatal collisions
46
Collisions in which at least one person died.
Serious collisions
328
25.8% of collisions here ended in a death or serious injury.
Severity of collisions
What the data shows in the NN11 postcode district
Collisions in the NN11 postcode district are most frequently recorded on a Friday (18% of the total), with 29.4% happening in darkness rather than daylight. The most common posted speed limit at the scene is 30 mph.
83.1% of recorded collisions in the NN11 postcode district happen on a single carriageway. Around 21% were recorded in adverse weather such as rain, snow or fog.
The collisions in the NN11 postcode district have produced 2,005 casualties. Pedestrians account for 8.9% 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 167 collisions, Monday 203 collisions, Tuesday 210 collisions, Wednesday 208 collisions, Thursday 219 collisions, Friday 261 collisions, Saturday 182 collisions.
Light conditions
Light conditions: Daylight 1,024 collisions, Darkness 426 collisions.
Road type
Road type: Single carriageway 1,205 collisions, Roundabout 155 collisions, Dual carriageway 71 collisions, Slip road 9 collisions, Unknown 6 collisions, One way street 3 collisions, One way street/Slip road 1 collisions.
Speed limit at the scene
Speed limit at the scene: 5 mph 1 collisions, 20 mph 36 collisions, 30 mph 593 collisions, 40 mph 177 collisions, 50 mph 53 collisions, 60 mph 531 collisions, 70 mph 59 collisions.
Weather at the time
Weather at the time: Fine no high winds 1,145 collisions, Raining no high winds 209 collisions, Other 35 collisions, Fog or mist 30 collisions, Snowing no high winds 11 collisions.
Who was hurt
Who was hurt: Driver or rider 1,321 casualties, Passenger 506 casualties, Pedestrian 178 casualties.
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Recent Accidents
Showing 10 of 1,450 accidents
Accident 199934ND00037
SeriousAccident 199934ND00036
SeriousAccident 199934ND00035
SeriousAccident 199934ND00029
SlightAccident 199934ND00032
SeriousAccident 1999239900091
SeriousAccident 199934ND00008
SeriousAccident 199934ND00011
SeriousAccident 199934ND00005
SeriousAccident 199934TM00013
SlightFrequently asked questions about road accidents in the NN11 postcode district
How many road accidents have there been in the NN11 postcode district?
1,450 collisions have been recorded in the NN11 postcode district in the STATS19 road safety data between 1999 and 2025, involving 2,005 casualties.
How many of the collisions in the NN11 postcode district were serious or fatal?
46 were fatal and 328 were serious — 25.8% of all recorded collisions in the NN11 postcode district resulted in a death or serious injury.
When do most road accidents happen in the NN11 postcode district?
Friday is the most common day for collisions in the NN11 postcode district, accounting for 18% of them, and 29.4% of all collisions here happen in darkness.
What kind of roads do collisions in the NN11 postcode district happen on?
83.1% of collisions in the NN11 postcode district are recorded on a single carriageway, most often where the limit is 30 mph.
Are pedestrians often hurt in collisions in the NN11 postcode district?
Pedestrians make up 8.9% of the 2,005 casualties recorded in the NN11 postcode district.
Is road safety in the NN11 postcode district getting better or worse?
Recorded collisions in the NN11 postcode district fell 11% 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 NN11 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 NN11 postcode district cover 1999 to 2025.