Slough road traffic accidents
Slough recorded 9,238 collisions in the STATS19 data between 1999 and 2025, involving 11,688 casualties. Of these collisions, 68 were fatal and 1,011 were serious. Recorded collisions in 2025 were up 8% on 2024.
Severity Breakdown
- Fatal
- 68
- Serious
- 1,011
- Casualties
- 11,688
- Fatal
- 68
- Serious
- 1,011
- Casualties
- 11,688
Collisions by Year
Areas covering Slough
Roads in Slough
Postcode districts in Slough
Planning applications nearby
Data from PlanIndex, an index of UK planning registers.
Data from PlanIndex, an index of UK planning registers.
Accidents in Slough
Road collision statistics for Slough
Collisions recorded
9,238
Police-reported road traffic collisions captured in the STATS19 data.
People injured or killed
11,688
Casualties recorded across every collision in this area.
Fatal collisions
68
Collisions in which at least one person died.
Serious collisions
1,011
11.7% of collisions here ended in a death or serious injury.
Severity of collisions
What the data shows in Slough
Collisions in Slough are most frequently recorded on a Friday (16.5% of the total), with 28.5% happening in darkness rather than daylight. The most common posted speed limit at the scene is 30 mph.
70.8% of recorded collisions in Slough happen on a single carriageway. Around 14.9% were recorded in adverse weather such as rain, snow or fog.
The collisions in Slough have produced 11,688 casualties. Pedestrians account for 15.7% 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 939 collisions, Monday 1,391 collisions, Tuesday 1,456 collisions, Wednesday 1,407 collisions, Thursday 1,363 collisions, Friday 1,520 collisions, Saturday 1,162 collisions.
Light conditions
Light conditions: Daylight 6,603 collisions, Darkness 2,635 collisions.
Road type
Road type: Single carriageway 6,537 collisions, Dual carriageway 1,686 collisions, Roundabout 780 collisions, One way street 139 collisions, One way street/Slip road 48 collisions, Slip road 38 collisions, Unknown 10 collisions.
Speed limit at the scene
Speed limit at the scene: 20 mph 172 collisions, 30 mph 7,080 collisions, 40 mph 1,567 collisions, 50 mph 41 collisions, 60 mph 92 collisions, 70 mph 286 collisions.
Weather at the time
Weather at the time: Fine no high winds 7,778 collisions, Raining no high winds 963 collisions, Other 173 collisions, Unknown 108 collisions, Fine + high winds 85 collisions.
Who was hurt
Who was hurt: Driver or rider 7,463 casualties, Passenger 2,388 casualties, Pedestrian 1,837 casualties.
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Recent Accidents
Showing 20 of 9,238 accidents
Accident 2021430564819
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SlightAccident 2021430544232
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SeriousAccident 2021430525602
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SeriousAccident 2021430515968
SlightAccident 2021430513805
SlightAccident 2021430515833
SlightAccident 2021430509666
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SlightAccident 2021430503165
SlightAccident 2021430497225
SlightFrequently asked questions about road accidents in Slough
How many road accidents have there been in Slough?
9,238 collisions have been recorded in Slough in the STATS19 road safety data between 1999 and 2025, involving 11,688 casualties.
How many of the collisions in Slough were serious or fatal?
68 were fatal and 1,011 were serious — 11.7% of all recorded collisions in Slough resulted in a death or serious injury.
When do most road accidents happen in Slough?
Friday is the most common day for collisions in Slough, accounting for 16.5% of them, and 28.5% of all collisions here happen in darkness.
What kind of roads do collisions in Slough happen on?
70.8% of collisions in Slough are recorded on a single carriageway, most often where the limit is 30 mph.
Are pedestrians often hurt in collisions in Slough?
Pedestrians make up 15.7% of the 11,688 casualties recorded in Slough.
Is road safety in Slough getting better or worse?
Recorded collisions in Slough rose 8% 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 Slough 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 Slough cover 1999 to 2025.