HP11 postcode district road traffic accidents
The HP11 postcode district recorded 1,985 collisions in the STATS19 data between 1999 and 2025, involving 2,654 casualties. Of these collisions, 20 were fatal and 234 were serious. Recorded collisions in 2025 were down 4% on 2024.
Severity Breakdown
- Fatal
- 20
- Serious
- 234
- Casualties
- 2,654
- Fatal
- 20
- Serious
- 234
- Casualties
- 2,654
Collisions by Year
Areas covering HP11
Towns in HP11
Roads in HP11
Planning applications nearby
Data from PlanIndex, an index of UK planning registers.
Data from PlanIndex, an index of UK planning registers.
Accidents in the HP11 postcode district
Road collision statistics for the HP11 postcode district
Collisions recorded
1,985
Police-reported road traffic collisions captured in the STATS19 data.
People injured or killed
2,654
Casualties recorded across every collision in this area.
Fatal collisions
20
Collisions in which at least one person died.
Serious collisions
234
12.8% of collisions here ended in a death or serious injury.
Severity of collisions
What the data shows in the HP11 postcode district
Collisions in the HP11 postcode district are most frequently recorded on a Friday (16.7% of the total), with 30.3% happening in darkness rather than daylight. The most common posted speed limit at the scene is 30 mph.
60.5% of recorded collisions in the HP11 postcode district happen on a single carriageway. Around 18% were recorded in adverse weather such as rain, snow or fog.
The collisions in the HP11 postcode district have produced 2,654 casualties. Pedestrians account for 13.5% 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 201 collisions, Monday 287 collisions, Tuesday 313 collisions, Wednesday 321 collisions, Thursday 290 collisions, Friday 331 collisions, Saturday 242 collisions.
Light conditions
Light conditions: Daylight 1,383 collisions, Darkness 602 collisions.
Road type
Road type: Single carriageway 1,200 collisions, Dual carriageway 385 collisions, Roundabout 295 collisions, One way street 34 collisions, Slip road 33 collisions, One way street/Slip road 32 collisions, Unknown 6 collisions.
Speed limit at the scene
Speed limit at the scene: 20 mph 1 collisions, 30 mph 1,426 collisions, 40 mph 154 collisions, 50 mph 4 collisions, 60 mph 123 collisions, 70 mph 277 collisions.
Weather at the time
Weather at the time: Fine no high winds 1,613 collisions, Raining no high winds 245 collisions, Other 62 collisions, Unknown 23 collisions, Fine + high winds 15 collisions.
Who was hurt
Who was hurt: Driver or rider 1,737 casualties, Passenger 560 casualties, Pedestrian 357 casualties.
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Recent Accidents
Showing 20 of 1,985 accidents
Accident 199943N222129
SlightAccident 199943N156129
SlightAccident 199943N377129
SlightAccident 199943N153129
SeriousAccident 199943N087129
SeriousAccident 199943N166129
SlightAccident 199943N095129
SlightAccident 199943N108129
SlightAccident 199943N126129
SlightAccident 199943N370119
SlightAccident 199943N266119
SlightAccident 199943N187119
FatalAccident 199943N167119
SlightAccident 199943N469119
SlightAccident 199943N207119
SlightAccident 199943N158119
SlightAccident 199943N138119
SlightAccident 199943N212119
SlightAccident 199943N069119
SlightAccident 199943N064119
SlightFrequently asked questions about road accidents in the HP11 postcode district
How many road accidents have there been in the HP11 postcode district?
1,985 collisions have been recorded in the HP11 postcode district in the STATS19 road safety data between 1999 and 2025, involving 2,654 casualties.
How many of the collisions in the HP11 postcode district were serious or fatal?
20 were fatal and 234 were serious — 12.8% of all recorded collisions in the HP11 postcode district resulted in a death or serious injury.
When do most road accidents happen in the HP11 postcode district?
Friday is the most common day for collisions in the HP11 postcode district, accounting for 16.7% of them, and 30.3% of all collisions here happen in darkness.
What kind of roads do collisions in the HP11 postcode district happen on?
60.5% of collisions in the HP11 postcode district are recorded on a single carriageway, most often where the limit is 30 mph.
Are pedestrians often hurt in collisions in the HP11 postcode district?
Pedestrians make up 13.5% of the 2,654 casualties recorded in the HP11 postcode district.
Is road safety in the HP11 postcode district getting better or worse?
Recorded collisions in the HP11 postcode district fell 4% 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 HP11 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 HP11 postcode district cover 1999 to 2025.