HP4 postcode district road traffic accidents
The HP4 postcode district recorded 915 collisions in the STATS19 data between 1999 and 2024, involving 1,268 casualties. Of these collisions, 11 were fatal and 179 were serious. Recorded collisions in 2024 were down 18% on 2023.
Severity Breakdown
- Fatal
- 11
- Serious
- 179
- Casualties
- 1,268
- Fatal
- 11
- Serious
- 179
- Casualties
- 1,268
Collisions by Year
Areas covering HP4
Towns in HP4
Roads in HP4
Accidents in the HP4 postcode district
Road collision statistics for the HP4 postcode district
Collisions recorded
915
Police-reported road traffic collisions captured in the STATS19 data.
People injured or killed
1,268
Casualties recorded across every collision in this area.
Fatal collisions
11
Collisions in which at least one person died.
Serious collisions
179
20.8% of collisions here ended in a death or serious injury.
Severity of collisions
What the data shows in the HP4 postcode district
Collisions in the HP4 postcode district are most frequently recorded on a Friday (17.5% of the total), with 22.8% happening in darkness rather than daylight. The most common posted speed limit at the scene is 30 mph.
85.6% of recorded collisions in the HP4 postcode district happen on a single carriageway. Around 19.7% were recorded in adverse weather such as rain, snow or fog.
The collisions in the HP4 postcode district have produced 1,268 casualties. Pedestrians account for 10.6% 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 110 collisions, Monday 104 collisions, Tuesday 133 collisions, Wednesday 141 collisions, Thursday 131 collisions, Friday 160 collisions, Saturday 136 collisions.
Light conditions
Light conditions: Daylight 706 collisions, Darkness 209 collisions.
Road type
Road type: Single carriageway 783 collisions, Dual carriageway 90 collisions, Roundabout 25 collisions, Slip road 7 collisions, Other 6 collisions, One way street 4 collisions.
Speed limit at the scene
Speed limit at the scene: 20 mph 23 collisions, 30 mph 508 collisions, 40 mph 61 collisions, 50 mph 9 collisions, 60 mph 225 collisions, 70 mph 89 collisions.
Weather at the time
Weather at the time: Fine no high winds 726 collisions, Raining no high winds 121 collisions, Other 30 collisions, Unknown 10 collisions, Fine + high winds 9 collisions.
Who was hurt
Who was hurt: Driver or rider 878 casualties, Passenger 255 casualties, Pedestrian 135 casualties.
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Recent Accidents
Showing 20 of 179 accidents
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SeriousAccident 2021411083282
SeriousAccident 2021401074359
SeriousAccident 2021411022190
SeriousAccident 2020410981652
SeriousAccident 2020410966401
SeriousAccident 2020430167714
SeriousFrequently asked questions about road accidents in the HP4 postcode district
How many road accidents have there been in the HP4 postcode district?
915 collisions have been recorded in the HP4 postcode district in the STATS19 road safety data between 1999 and 2024, involving 1,268 casualties.
How many of the collisions in the HP4 postcode district were serious or fatal?
11 were fatal and 179 were serious — 20.8% of all recorded collisions in the HP4 postcode district resulted in a death or serious injury.
When do most road accidents happen in the HP4 postcode district?
Friday is the most common day for collisions in the HP4 postcode district, accounting for 17.5% of them, and 22.8% of all collisions here happen in darkness.
What kind of roads do collisions in the HP4 postcode district happen on?
85.6% of collisions in the HP4 postcode district are recorded on a single carriageway, most often where the limit is 30 mph.
Are pedestrians often hurt in collisions in the HP4 postcode district?
Pedestrians make up 10.6% of the 1,268 casualties recorded in the HP4 postcode district.
Is road safety in the HP4 postcode district getting better or worse?
Recorded collisions in the HP4 postcode district fell 18% 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 HP4 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 HP4 postcode district cover 1999 to 2024.