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CrashStats

A312 crash in Hillingdon on 18 December 2025 at 05:30 involving a Mazda 3

A Mazda 3 and a car were involved in a crash on the A312 in Hillingdon at 05:30 on Thursday 18 December 2025. A passenger in the car was slightly injured.

It happened after dark under street lighting in fine weather on a wet slip road with a 40 mph limit.

Severity
Slight
Date
18 Dec 2025
Thursday, 05:30
Vehicles
2
Mazda 3 and car
Casualties
1
1 slightly injured

Location of the crash

Police recorded the crash at latitude 51.51358, longitude -0.40277, in the UB3 postcode district. It is one of the crashes that make up the Belmore, Hillingdon, UB4 0HF area accident hotspot.

Map of where the crash happened in Hillingdon

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  • 1 crash
  • Slight

Collision details

Basic information

Reference
2025010616201
Council area
Hillingdon
Police force
Metropolitan Police
Police attended the scene
No, reported using a self completion form

Road and location details

First road class
A
First road number
312
Road type
Slip road
Speed limit
40 mph
Urban or rural
Urban
Trunk road
Non-trunk road

Junction information

Second road class
Unclassified

Environmental conditions

Light conditions
Dark, street lights lit
Weather
Fine, no high winds
Road surface
Wet or damp

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, 9 metres away, was a slight injury crash on 7 October 2011.

Vehicles involved (2)

  • Vehicle 1: Mazda 3

    Car

    First point of impact
    Back
    Driver sex
    Male
    Driver age
    42 years
    Engine capacity
    1,598 cc
    Fuel or propulsion
    Petrol
    Driver home area deprivation
    10% least deprived
    Distance from driver's home
    20 to 100 km

  • Vehicle 2: Car

Casualties (1)

  • Casualty 1: Passenger

    Slight

    Car occupant, in vehicle 2 (Car)

    Car passenger
    Front seat passenger
    Home area deprivation
    10% 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 2025010616201 in the data published on GOV.UK under the Open Government Licence v3.0, and one of the crashes counted in the Hillingdon road accident statistics for 2025.