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CrashStats

Serious A4 crash in Slough on 3 December 2025 at 06:58 involving a BMW 3 Series

A BMW 3 Series and an Audi A4 were involved in a crash on the A4 in Slough at 06:58 on Wednesday 3 December 2025. There were four casualties: one person was seriously injured and three were slightly injured.

It happened after dark under street lighting in the rain on a wet dual carriageway with a 30 mph limit, at a crossroads.

Severity
Serious
Date
3 Dec 2025
Wednesday, 06:58
Vehicles
2
BMW 3 Series and Audi A4
Casualties
4
1 seriously injured, 3 slightly injured

Location of the crash

Police recorded the crash at latitude 51.51048, longitude -0.59504, in the SL1 postcode district and within the built-up area of Slough. It is one of the crashes that make up the Slough Central, Slough, SL1 1DL area accident hotspot.

Map of where the crash happened in Slough

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  • 1 crash
  • Serious

Collision details

Basic information

Reference
2025430614611
Council area
Slough
Police force
Thames Valley
Police attended the scene
Yes

Road and location details

First road class
A
First road number
4
Road type
Dual carriageway
Speed limit
30 mph
Urban or rural
Urban
Trunk road
Non-trunk road

Junction information

Junction type
Crossroads
Junction control
Auto traffic signal
Second road class
A
Second road number
322

Pedestrian crossing information

Crossing facilities
Pedestrian light crossing (pelican or puffin or toucan or similar)

Environmental conditions

Light conditions
Dark, street lights lit
Weather
Raining, no high winds
Road surface
Wet or damp
Carriageway hazards
Defective traffic signals

Enhanced collision data

Serious injury band
Less serious
How severity was recorded
From injuries recorded by police (CRASH system)
Estimated chance it was serious
100%
Estimated chance it was slight
0%

The 6 nearest recorded crashes

The nearest, 1 metre away, was a slight injury crash on 29 June 2020.

Vehicles involved (2)

  • Vehicle 1: BMW 3 Series

    Car

    Manoeuvre
    Turning right
    Travelling from
    West
    Travelling to
    South
    Position at junction
    Mid-junction, on roundabout or on main road
    First point of impact
    Nearside
    Left-hand drive
    No
    Driver sex
    Male
    Driver age
    26 years
    Engine capacity
    1,995 cc
    Fuel or propulsion
    Diesel
    Driver home area deprivation
    10 to 20% most deprived
    Distance from driver's home
    Within 5 km

  • Vehicle 2: Audi A4

    Car

    Manoeuvre
    Going ahead
    Travelling from
    East
    Travelling to
    West
    Position at junction
    Mid-junction, on roundabout or on main road
    First point of impact
    Front
    Left-hand drive
    No
    Driver sex
    Male
    Driver age
    36 years
    Engine capacity
    1,798 cc
    Fuel or propulsion
    Petrol
    Driver home area deprivation
    30 to 40% most deprived
    Distance from driver's home
    Within 5 km

Casualties (4)

  • Casualty 1: Passenger

    Slight

    Male, aged 2, car occupant, in vehicle 2 (Audi A4)

    Car passenger
    Rear seat passenger
    Home area deprivation
    20 to 30% least deprived
    Distance from home
    Within 5 km

  • Casualty 2: Driver

    Slight

    Male, aged 26, car occupant, in vehicle 1 (BMW 3 Series)

    Home area deprivation
    10 to 20% most deprived
    Distance from home
    Within 5 km

  • Casualty 3: Driver

    Serious

    Male, aged 36, car occupant, in vehicle 2 (Audi A4)

    Serious injury band
    Less serious
    Home area deprivation
    30 to 40% most deprived
    Distance from home
    Within 5 km

  • Casualty 4: Passenger

    Slight

    Male, aged 23, car occupant, in vehicle 1 (BMW 3 Series)

    Car passenger
    Front seat passenger
    Home area deprivation
    20 to 30% most deprived
    Distance from home
    Within 5 km

Data source

This record comes from the Department for Transport’s road safety data (STATS19), in which police forces in Great Britain record every road crash reported to them where someone was injured. It is reference 2025430614611 in the data published on GOV.UK under the Open Government Licence v3.0, and one of the crashes counted in the Slough road accident statistics for 2025.