HP20 postcode district road traffic accidents
The HP20 postcode district recorded 1,466 collisions in the STATS19 data between 1999 and 2025, involving 1,770 casualties. Of these collisions, 14 were fatal and 165 were serious. Recorded collisions in 2025 were up 6% on 2024.
Severity Breakdown
- Fatal
- 14
- Serious
- 165
- Casualties
- 1,770
- Fatal
- 14
- Serious
- 165
- Casualties
- 1,770
Collisions by Year
Areas covering HP20
Towns in HP20
Roads in HP20
Planning applications nearby
Data from PlanIndex, an index of UK planning registers.
Data from PlanIndex, an index of UK planning registers.
Accidents in the HP20 postcode district
Road collision statistics for the HP20 postcode district
Collisions recorded
1,466
Police-reported road traffic collisions captured in the STATS19 data.
People injured or killed
1,770
Casualties recorded across every collision in this area.
Fatal collisions
14
Collisions in which at least one person died.
Serious collisions
165
12.2% of collisions here ended in a death or serious injury.
Severity of collisions
What the data shows in the HP20 postcode district
Collisions in the HP20 postcode district are most frequently recorded on a Friday (17.5% of the total), with 28.7% happening in darkness rather than daylight. The most common posted speed limit at the scene is 30 mph.
59.1% of recorded collisions in the HP20 postcode district happen on a single carriageway. Around 14.7% were recorded in adverse weather such as rain, snow or fog.
The collisions in the HP20 postcode district have produced 1,770 casualties. Pedestrians account for 20.1% 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 139 collisions, Monday 197 collisions, Tuesday 207 collisions, Wednesday 236 collisions, Thursday 240 collisions, Friday 257 collisions, Saturday 190 collisions.
Light conditions
Light conditions: Daylight 1,045 collisions, Darkness 421 collisions.
Road type
Road type: Single carriageway 867 collisions, Roundabout 405 collisions, Dual carriageway 136 collisions, One way street 32 collisions, One way street/Slip road 14 collisions, Unknown 10 collisions, Slip road 2 collisions.
Speed limit at the scene
Speed limit at the scene: 20 mph 1 collisions, 30 mph 1,395 collisions, 40 mph 50 collisions, 50 mph 2 collisions, 60 mph 18 collisions.
Weather at the time
Weather at the time: Fine no high winds 1,236 collisions, Raining no high winds 135 collisions, Other 39 collisions, Unknown 23 collisions, Fine + high winds 14 collisions.
Who was hurt
Who was hurt: Driver or rider 1,105 casualties, Passenger 310 casualties, Pedestrian 355 casualties.
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Recent Accidents
Showing 7 of 1,287 accidents
Accident 199943N007029
SlightAccident 199943N450019
SlightAccident 199943N385019
SlightAccident 199943N342019
SlightAccident 199943N278019
SlightAccident 199943N148019
SlightAccident 199943N067019
SlightFrequently asked questions about road accidents in the HP20 postcode district
How many road accidents have there been in the HP20 postcode district?
1,466 collisions have been recorded in the HP20 postcode district in the STATS19 road safety data between 1999 and 2025, involving 1,770 casualties.
How many of the collisions in the HP20 postcode district were serious or fatal?
14 were fatal and 165 were serious — 12.2% of all recorded collisions in the HP20 postcode district resulted in a death or serious injury.
When do most road accidents happen in the HP20 postcode district?
Friday is the most common day for collisions in the HP20 postcode district, accounting for 17.5% of them, and 28.7% of all collisions here happen in darkness.
What kind of roads do collisions in the HP20 postcode district happen on?
59.1% of collisions in the HP20 postcode district are recorded on a single carriageway, most often where the limit is 30 mph.
Are pedestrians often hurt in collisions in the HP20 postcode district?
Pedestrians make up 20.1% of the 1,770 casualties recorded in the HP20 postcode district.
Is road safety in the HP20 postcode district getting better or worse?
Recorded collisions in the HP20 postcode district rose 6% in 2025 compared with 2024. 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 HP20 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 HP20 postcode district cover 1999 to 2025.