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CrashStats

M4 crash in Hounslow on 18 September 2025 at 17:18 involving a Volkswagen T-Roc

A Volkswagen T-Roc and a Mercedes GLB Class were involved in a crash on the M4 in Hounslow at 17:18 on Thursday 18 September 2025. The 28-year-old female driver of the Volkswagen T-Roc was slightly injured.

It happened in daylight in fine weather on a dry dual carriageway with a 40 mph limit, away from any junction.

Severity
Slight
Date
18 Sep 2025
Thursday, 17:18
Vehicles
2
Volkswagen T-Roc and Mercedes GLB Class
Casualties
1
1 slightly injured

Location of the crash

Police recorded the crash at latitude 51.48952, longitude -0.31678, in the TW8 postcode district. It is one of the crashes that make up the Syon & Brentford Lock, Hounslow, TW8 8NF area accident hotspot.

Map of where the crash happened in Hounslow

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  • 1 crash
  • Slight

Collision details

Basic information

Reference
2025010598322
Council area
Hounslow
Police force
Metropolitan Police
Police attended the scene
No, reported using a self completion form

Road and location details

First road class
Motorway
First road number
4
Road type
Dual carriageway
Speed limit
40 mph
Urban or rural
Urban
Trunk road
Trunk road (National Highways)

Junction information

Junction type
Not at junction or within 20 metres

Environmental conditions

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

Enhanced collision data

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

The 6 nearest recorded crashes

The nearest, 10 metres away, was a serious injury crash on 4 June 1994.

Vehicles involved (2)

  • Vehicle 1: Volkswagen T-Roc

    Car

    Position at junction
    Not at or within 20 metres of junction
    Journey purpose
    Commuting to or from work
    Driver sex
    Female
    Driver age
    28 years
    Engine capacity
    999 cc
    Fuel or propulsion
    Petrol
    Driver home area deprivation
    20 to 30% most deprived
    Distance from driver's home
    20 to 100 km

  • Vehicle 2: Mercedes GLB Class

    Car

    Engine capacity
    1,332 cc
    Fuel or propulsion
    Petrol

Casualties (1)

  • Casualty 1: Driver

    Slight

    Female, aged 28, car occupant, in vehicle 1 (Volkswagen T-Roc)

    Home area deprivation
    20 to 30% most deprived
    Distance from home
    20 to 100 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 2025010598322 in the data published on GOV.UK under the Open Government Licence v3.0, and one of the crashes counted in the Hounslow road accident statistics for 2025.