TW9 postcode district road traffic accidents
The TW9 postcode district recorded 2,245 collisions in the STATS19 data between 1999 and 2024, involving 2,562 casualties. Of these collisions, 13 were fatal and 312 were serious. Recorded collisions in 2024 were down 9% on 2023.
Severity Breakdown
- Fatal
- 13
- Serious
- 312
- Casualties
- 2,562
- Fatal
- 13
- Serious
- 312
- Casualties
- 2,562
Collisions by Year
Areas covering TW9
Towns in TW9
Roads in TW9
Accidents in the TW9 postcode district
Road collision statistics for the TW9 postcode district
Collisions recorded
2,245
Police-reported road traffic collisions captured in the STATS19 data.
People injured or killed
2,562
Casualties recorded across every collision in this area.
Fatal collisions
13
Collisions in which at least one person died.
Serious collisions
312
14.5% of collisions here ended in a death or serious injury.
Severity of collisions
What the data shows in the TW9 postcode district
Collisions in the TW9 postcode district are most frequently recorded on a Friday (17.6% of the total), with 26.6% happening in darkness rather than daylight. The most common posted speed limit at the scene is 30 mph.
71.5% of recorded collisions in the TW9 postcode district happen on a single carriageway. Around 18.4% were recorded in adverse weather such as rain, snow or fog.
The collisions in the TW9 postcode district have produced 2,562 casualties. Pedestrians account for 18.5% 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 236 collisions, Monday 269 collisions, Tuesday 356 collisions, Wednesday 347 collisions, Thursday 341 collisions, Friday 396 collisions, Saturday 300 collisions.
Light conditions
Light conditions: Daylight 1,648 collisions, Darkness 597 collisions.
Road type
Road type: Single carriageway 1,606 collisions, Dual carriageway 363 collisions, Roundabout 115 collisions, One way street 62 collisions, Other 46 collisions, Unknown 42 collisions, Slip road 11 collisions.
Speed limit at the scene
Speed limit at the scene: 20 mph 230 collisions, 30 mph 1,907 collisions, 40 mph 105 collisions, 50 mph 3 collisions.
Weather at the time
Weather at the time: Fine no high winds 1,831 collisions, Raining no high winds 232 collisions, Unknown 92 collisions, Other 52 collisions, Raining + high winds 17 collisions.
Who was hurt
Who was hurt: Driver or rider 1,720 casualties, Passenger 368 casualties, Pedestrian 474 casualties.
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Recent Accidents
Showing 13 of 13 accidents
Accident 2021010319038
FatalAccident 2021010299203
FatalAccident 2020010248080
FatalAccident 2017010051186
FatalAccident 201401TD00065
FatalAccident 201201TD00101
FatalAccident 200501TE00072
FatalAccident 200401TE00286
FatalAccident 200201TW00628
FatalAccident 200201TW00674
FatalAccident 200201TX00060
FatalAccident 199901TX00556
FatalAccident 199901TW00092
FatalFrequently asked questions about road accidents in the TW9 postcode district
How many road accidents have there been in the TW9 postcode district?
2,245 collisions have been recorded in the TW9 postcode district in the STATS19 road safety data between 1999 and 2024, involving 2,562 casualties.
How many of the collisions in the TW9 postcode district were serious or fatal?
13 were fatal and 312 were serious — 14.5% of all recorded collisions in the TW9 postcode district resulted in a death or serious injury.
When do most road accidents happen in the TW9 postcode district?
Friday is the most common day for collisions in the TW9 postcode district, accounting for 17.6% of them, and 26.6% of all collisions here happen in darkness.
What kind of roads do collisions in the TW9 postcode district happen on?
71.5% of collisions in the TW9 postcode district are recorded on a single carriageway, most often where the limit is 30 mph.
Are pedestrians often hurt in collisions in the TW9 postcode district?
Pedestrians make up 18.5% of the 2,562 casualties recorded in the TW9 postcode district.
Is road safety in the TW9 postcode district getting better or worse?
Recorded collisions in the TW9 postcode district fell 9% in 2024 compared with 2023, though year-on-year figures move with both genuine risk and changes in reporting.
Where does the road accident data for the TW9 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 TW9 postcode district cover 1999 to 2024.