KT4 postcode district road traffic accidents
The KT4 postcode district recorded 894 collisions in the STATS19 data between 1999 and 2025, involving 1,105 casualties. Of these collisions, 8 were fatal and 141 were serious. Recorded collisions in 2025 were down 36% on 2024.
Severity Breakdown
- Fatal
- 8
- Serious
- 141
- Casualties
- 1,105
- Fatal
- 8
- Serious
- 141
- Casualties
- 1,105
Collisions by Year
Areas covering KT4
Towns in KT4
Roads in KT4
Planning applications nearby
Data from PlanIndex, an index of UK planning registers.
Data from PlanIndex, an index of UK planning registers.
Accidents in the KT4 postcode district
Road collision statistics for the KT4 postcode district
Collisions recorded
894
Police-reported road traffic collisions captured in the STATS19 data.
People injured or killed
1,105
Casualties recorded across every collision in this area.
Fatal collisions
8
Collisions in which at least one person died.
Serious collisions
141
16.7% of collisions here ended in a death or serious injury.
Severity of collisions
What the data shows in the KT4 postcode district
Collisions in the KT4 postcode district are most frequently recorded on a Wednesday (16.2% of the total), with 29.3% happening in darkness rather than daylight. The most common posted speed limit at the scene is 30 mph.
90.3% of recorded collisions in the KT4 postcode district happen on a single carriageway. Around 17.4% were recorded in adverse weather such as rain, snow or fog.
The collisions in the KT4 postcode district have produced 1,105 casualties. Pedestrians account for 12.3% 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 92 collisions, Monday 124 collisions, Tuesday 144 collisions, Wednesday 145 collisions, Thursday 126 collisions, Friday 144 collisions, Saturday 119 collisions.
Light conditions
Light conditions: Daylight 632 collisions, Darkness 262 collisions.
Road type
Road type: Single carriageway 807 collisions, Dual carriageway 51 collisions, Unknown 19 collisions, Roundabout 12 collisions, One way street 5 collisions.
Speed limit at the scene
Speed limit at the scene: 20 mph 64 collisions, 30 mph 817 collisions, 40 mph 13 collisions.
Weather at the time
Weather at the time: Fine no high winds 738 collisions, Raining no high winds 91 collisions, Unknown 32 collisions, Other 21 collisions, Raining + high winds 7 collisions.
Who was hurt
Who was hurt: Driver or rider 775 casualties, Passenger 194 casualties, Pedestrian 136 casualties.
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Recent Accidents
Showing 20 of 894 accidents
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SeriousAccident 2019010230463
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SlightFrequently asked questions about road accidents in the KT4 postcode district
How many road accidents have there been in the KT4 postcode district?
894 collisions have been recorded in the KT4 postcode district in the STATS19 road safety data between 1999 and 2025, involving 1,105 casualties.
How many of the collisions in the KT4 postcode district were serious or fatal?
8 were fatal and 141 were serious — 16.7% of all recorded collisions in the KT4 postcode district resulted in a death or serious injury.
When do most road accidents happen in the KT4 postcode district?
Wednesday is the most common day for collisions in the KT4 postcode district, accounting for 16.2% of them, and 29.3% of all collisions here happen in darkness.
What kind of roads do collisions in the KT4 postcode district happen on?
90.3% of collisions in the KT4 postcode district are recorded on a single carriageway, most often where the limit is 30 mph.
Are pedestrians often hurt in collisions in the KT4 postcode district?
Pedestrians make up 12.3% of the 1,105 casualties recorded in the KT4 postcode district.
Is road safety in the KT4 postcode district getting better or worse?
Recorded collisions in the KT4 postcode district fell 36% 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 KT4 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 KT4 postcode district cover 1999 to 2025.