NN1 postcode district road traffic accidents
The NN1 postcode district recorded 3,428 collisions in the STATS19 data between 1999 and 2024, involving 4,184 casualties. Of these collisions, 29 were fatal and 496 were serious. Recorded collisions in 2024 were up 28% on 2023.
Severity Breakdown
- Fatal
- 29
- Serious
- 496
- Casualties
- 4,184
- Fatal
- 29
- Serious
- 496
- Casualties
- 4,184
Collisions by Year
Areas covering NN1
Towns in NN1
Roads in NN1
Accidents in the NN1 postcode district
Road collision statistics for the NN1 postcode district
Collisions recorded
3,428
Police-reported road traffic collisions captured in the STATS19 data.
People injured or killed
4,184
Casualties recorded across every collision in this area.
Fatal collisions
29
Collisions in which at least one person died.
Serious collisions
496
15.3% of collisions here ended in a death or serious injury.
Severity of collisions
What the data shows in the NN1 postcode district
Collisions in the NN1 postcode district are most frequently recorded on a Friday (17.3% of the total), with 35% happening in darkness rather than daylight. The most common posted speed limit at the scene is 30 mph.
69.2% of recorded collisions in the NN1 postcode district happen on a single carriageway. Around 17.2% were recorded in adverse weather such as rain, snow or fog.
The collisions in the NN1 postcode district have produced 4,184 casualties. Pedestrians account for 23.3% 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 390 collisions, Monday 466 collisions, Tuesday 487 collisions, Wednesday 491 collisions, Thursday 479 collisions, Friday 593 collisions, Saturday 522 collisions.
Light conditions
Light conditions: Daylight 2,229 collisions, Darkness 1,199 collisions.
Road type
Road type: Single carriageway 2,373 collisions, Dual carriageway 550 collisions, Roundabout 184 collisions, One way street 183 collisions, Other 105 collisions, Slip road 26 collisions, Unknown 7 collisions.
Speed limit at the scene
Speed limit at the scene: 20 mph 123 collisions, 30 mph 3,117 collisions, 40 mph 131 collisions, 50 mph 4 collisions, 60 mph 26 collisions, 70 mph 27 collisions.
Weather at the time
Weather at the time: Fine no high winds 2,824 collisions, Raining no high winds 476 collisions, Other 42 collisions, Unknown 37 collisions, Fine + high winds 16 collisions.
Who was hurt
Who was hurt: Driver or rider 2,259 casualties, Passenger 950 casualties, Pedestrian 975 casualties.
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Recent Accidents
Showing 20 of 3,428 accidents
Accident 200034NN00639
SlightAccident 200034NN00637
SlightAccident 200034NN00606
SlightAccident 200034NN00597
SlightAccident 200034NN00595
SlightAccident 200034NN00594
SlightAccident 200034NN00586
SlightAccident 200034TN00269
SlightAccident 200034NN00565
SlightAccident 200034NN00706
SlightAccident 200034NN00547
SeriousAccident 200034NN00527
SlightAccident 200034NN00513
SeriousAccident 200034NN00526
SlightAccident 200034NN00497
SlightAccident 200034NN00482
SeriousAccident 200034NN00472
SlightAccident 200034NN00481
SlightAccident 200034NN00479
SlightAccident 200034NN00463
SlightFrequently asked questions about road accidents in the NN1 postcode district
How many road accidents have there been in the NN1 postcode district?
3,428 collisions have been recorded in the NN1 postcode district in the STATS19 road safety data between 1999 and 2024, involving 4,184 casualties.
How many of the collisions in the NN1 postcode district were serious or fatal?
29 were fatal and 496 were serious — 15.3% of all recorded collisions in the NN1 postcode district resulted in a death or serious injury.
When do most road accidents happen in the NN1 postcode district?
Friday is the most common day for collisions in the NN1 postcode district, accounting for 17.3% of them, and 35% of all collisions here happen in darkness.
What kind of roads do collisions in the NN1 postcode district happen on?
69.2% of collisions in the NN1 postcode district are recorded on a single carriageway, most often where the limit is 30 mph.
Are pedestrians often hurt in collisions in the NN1 postcode district?
Pedestrians make up 23.3% of the 4,184 casualties recorded in the NN1 postcode district.
Is road safety in the NN1 postcode district getting better or worse?
Recorded collisions in the NN1 postcode district rose 28% in 2024 compared with 2023. 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 NN1 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 NN1 postcode district cover 1999 to 2024.