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CrashStats

M25 crash in Buckinghamshire on 9 June 2025 at 10:30 involving a Mercedes GLC Class

Four vehicles, including a Mercedes GLC Class and a Ford Transit van, were involved in a crash on the M25 in Buckinghamshire at 10:30 on Monday 9 June 2025. The 61-year-old female driver of the Citroen C3 was slightly injured.

It happened in daylight in fine weather on a dry dual carriageway with a 70 mph limit, away from any junction.

Severity
Slight
Date
9 Jun 2025
Monday, 10:30
Vehicles
4
Mercedes GLC Class and 3 others
Casualties
1
1 slightly injured

Location of the crash

Police recorded the crash at latitude 51.55491, longitude -0.528, in the SL0 postcode district. It is one of the crashes that make up the Iver, Buckinghamshire, SL0 0NY area accident hotspot. The location was in the former South Bucks district.

Map of where the crash happened in Buckinghamshire

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  • 1 crash
  • Slight

Collision details

Basic information

Reference
2025430283770
Council area
Buckinghamshire
Police force
Thames Valley
Police attended the scene
No, reported using a self completion form

Road and location details

First road class
Motorway
First road number
25
Road type
Dual carriageway
Speed limit
70 mph
Urban or rural
Rural
Trunk road
Trunk road (National Highways)

Junction information

Junction type
Not at junction or within 20 metres

Pedestrian crossing information

Crossing facilities
No physical crossing facility within 50 m

Environmental conditions

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

Enhanced collision data

How severity was recorded
Judged by the reporting police officer
Estimated chance it was serious
1%
Estimated chance it was slight
99%

The 6 nearest recorded crashes

The nearest, 7 metres away, was a slight injury crash on 8 May 2020.

Vehicles involved (4)

  • Vehicle 1: Mercedes GLC Class

    Car

    Manoeuvre
    Changing lane to left
    Travelling from
    South East
    Travelling to
    North West
    Position at junction
    Not at or within 20 metres of junction
    First point of impact
    Back
    Left-hand drive
    No
    Driver sex
    Male
    Driver age
    86 years
    Engine capacity
    1,950 cc
    Fuel or propulsion
    Diesel
    Driver home area deprivation
    10% least deprived
    Distance from driver's home
    10 to 20 km

  • Vehicle 2: Ford Transit

    Van or goods vehicle up to 3.5 tonnes

    Manoeuvre
    Going ahead
    Travelling from
    South East
    Travelling to
    North West
    Position at junction
    Not at or within 20 metres of junction
    First point of impact
    Front
    Left-hand drive
    No
    Driver sex
    Male
    Driver age
    40 years
    Engine capacity
    1,996 cc
    Fuel or propulsion
    Diesel

  • Vehicle 3: Lorry

    Goods vehicle 7.5 tonnes and over

    Towing and articulation
    Articulated vehicle
    Manoeuvre
    Going ahead
    Travelling from
    South East
    Travelling to
    North West
    Position at junction
    Not at or within 20 metres of junction
    First point of impact
    Front
    Left-hand drive
    Yes
    Journey purpose
    Journey as part of work
    Driver sex
    Male
    Driver age
    39 years

  • Vehicle 4: Citroen C3

    Car

    Manoeuvre
    Going ahead
    Travelling from
    South East
    Travelling to
    North West
    Position at junction
    Not at or within 20 metres of junction
    First point of impact
    Front
    Left-hand drive
    No
    Driver sex
    Female
    Driver age
    61 years
    Engine capacity
    1,199 cc
    Fuel or propulsion
    Petrol
    Driver home area deprivation
    20 to 30% least deprived
    Distance from driver's home
    20 to 100 km

Casualties (1)

  • Casualty 1: Driver

    Slight

    Female, aged 61, car occupant, in vehicle 4 (Citroen C3)

    Home area deprivation
    20 to 30% least 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 2025430283770 in the data published on GOV.UK under the Open Government Licence v3.0, and one of the crashes counted in the Buckinghamshire road accident statistics for 2025.