NW9 postcode district road traffic accidents
The NW9 postcode district recorded 3,692 collisions in the STATS19 data between 1999 and 2024, involving 4,543 casualties. Of these collisions, 23 were fatal and 445 were serious. Recorded collisions in 2024 were up 40% on 2023.
Severity Breakdown
- Fatal
- 23
- Serious
- 445
- Casualties
- 4,543
- Fatal
- 23
- Serious
- 445
- Casualties
- 4,543
Collisions by Year
Areas covering NW9
Towns in NW9
Roads in NW9
Accidents in the NW9 postcode district
Road collision statistics for the NW9 postcode district
Collisions recorded
3,692
Police-reported road traffic collisions captured in the STATS19 data.
People injured or killed
4,543
Casualties recorded across every collision in this area.
Fatal collisions
23
Collisions in which at least one person died.
Serious collisions
445
12.7% of collisions here ended in a death or serious injury.
Severity of collisions
What the data shows in the NW9 postcode district
Collisions in the NW9 postcode district are most frequently recorded on a Friday (15.9% of the total), with 31.4% happening in darkness rather than daylight. The most common posted speed limit at the scene is 30 mph.
83.4% of recorded collisions in the NW9 postcode district happen on a single carriageway. Around 19.1% were recorded in adverse weather such as rain, snow or fog.
The collisions in the NW9 postcode district have produced 4,543 casualties. Pedestrians account for 19.5% 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 447 collisions, Monday 515 collisions, Tuesday 563 collisions, Wednesday 501 collisions, Thursday 538 collisions, Friday 587 collisions, Saturday 541 collisions.
Light conditions
Light conditions: Daylight 2,533 collisions, Darkness 1,159 collisions.
Road type
Road type: Single carriageway 3,078 collisions, Dual carriageway 319 collisions, Unknown 100 collisions, Roundabout 97 collisions, One way street 57 collisions, Slip road 32 collisions, Other 9 collisions.
Speed limit at the scene
Speed limit at the scene: 20 mph 134 collisions, 30 mph 3,459 collisions, 40 mph 21 collisions, 50 mph 31 collisions, 60 mph 1 collisions, 70 mph 46 collisions.
Weather at the time
Weather at the time: Fine no high winds 2,965 collisions, Raining no high winds 467 collisions, Unknown 121 collisions, Other 80 collisions, Fine + high winds 20 collisions.
Who was hurt
Who was hurt: Driver or rider 2,688 casualties, Passenger 967 casualties, Pedestrian 888 casualties.
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Recent Accidents
Showing 20 of 3,692 accidents
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SeriousAccident 2020010241407
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SlightFrequently asked questions about road accidents in the NW9 postcode district
How many road accidents have there been in the NW9 postcode district?
3,692 collisions have been recorded in the NW9 postcode district in the STATS19 road safety data between 1999 and 2024, involving 4,543 casualties.
How many of the collisions in the NW9 postcode district were serious or fatal?
23 were fatal and 445 were serious — 12.7% of all recorded collisions in the NW9 postcode district resulted in a death or serious injury.
When do most road accidents happen in the NW9 postcode district?
Friday is the most common day for collisions in the NW9 postcode district, accounting for 15.9% of them, and 31.4% of all collisions here happen in darkness.
What kind of roads do collisions in the NW9 postcode district happen on?
83.4% of collisions in the NW9 postcode district are recorded on a single carriageway, most often where the limit is 30 mph.
Are pedestrians often hurt in collisions in the NW9 postcode district?
Pedestrians make up 19.5% of the 4,543 casualties recorded in the NW9 postcode district.
Is road safety in the NW9 postcode district getting better or worse?
Recorded collisions in the NW9 postcode district rose 40% 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 NW9 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 NW9 postcode district cover 1999 to 2024.