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CrashStats

Serious A4 crash in Slough on 25 September 2025 at 15:50 involving a Mercedes A Class

A Mercedes A Class and an Audi A5 were involved in a crash on the A4 in Slough at 15:50 on Thursday 25 September 2025. A 12-year-old male pedestrian hit by the Mercedes A Class was seriously injured.

It happened in daylight in fine weather on a dry roundabout with a 30 mph limit, at a junction.

Severity
Serious
Date
25 Sep 2025
Thursday, 15:50
Vehicles
2
Mercedes A Class and Audi A5
Casualties
1
1 seriously injured

Location of the crash

Police recorded the crash at latitude 51.50791, longitude -0.58051, 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
2025430490835
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
Roundabout
Speed limit
30 mph
Urban or rural
Urban
Trunk road
Non-trunk road

Junction information

Junction type
Other junction
Junction control
Auto traffic signal
Second road class
A
Second road number
412

Pedestrian crossing information

Crossing facilities
Pedestrian phase at traffic signal

Environmental conditions

Light conditions
Daylight
Weather
Fine, no high winds
Road surface
Dry

Enhanced collision data

Serious injury band
Very 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 5 August 1983.

Vehicles involved (2)

  • Vehicle 1: Mercedes A Class

    Car

    Manoeuvre
    Going ahead
    Travelling from
    North West
    Travelling to
    South East
    Position at junction
    Leaving roundabout
    First point of impact
    Front
    Left-hand drive
    No
    Journey purpose
    Personal business or leisure
    Driver sex
    Female
    Driver age
    62 years
    Engine capacity
    1,461 cc
    Fuel or propulsion
    Diesel
    Driver home area deprivation
    40 to 50% least deprived
    Distance from driver's home
    Within 5 km

  • Vehicle 2: Audi A5

    Car

    Manoeuvre
    Going ahead
    Travelling from
    North West
    Travelling to
    South East
    Position at junction
    Leaving roundabout
    First point of impact
    Front
    Left-hand drive
    No
    Journey purpose
    Personal business or leisure
    Driver sex
    Female
    Driver age
    23 years
    Engine capacity
    2,698 cc
    Fuel or propulsion
    Diesel

Casualties (1)

  • Casualty 1: Pedestrian

    Serious

    Male, aged 12, hit by vehicle 1 (Mercedes A Class)

    Pedestrian location
    Crossing on pedestrian crossing facility
    Pedestrian movement
    Crossing from driver's nearside
    Serious injury band
    Very serious
    Home area deprivation
    10 to 20% least deprived
    Distance from home
    5 to 10 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 2025430490835 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.