Crash View

M4 road traffic accidents

29,200 collisions recorded
1979 to 2025

The M4 appears in 29,200 collisions in the STATS19 data between 1979 and 2025, involving 46,338 casualties. Of these collisions, 724 were fatal and 4,059 were serious. Recorded collisions in 2025 were up 17% on 2024.

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All Severities Fatal Serious Slight
Fatal
724
Serious
4,059
Casualties
46,338
2025 252
2024 216
2023 220
2022 226
2021 238
2020 178
2019 362
2018 355
2017 400
2016 479
2015 525
2014 574
2013 534
2012 493
2011 530
2010 583
2009 538
2008 662
2007 780
2006 844
2005 772
2004 867
2003 876
2002 827
2001 855
2000 864
1999 852
1998 860
1997 835
1996 782
1995 812
1994 761
1993 759
1992 739
1991 730
1990 888
1989 835
1988 763
1987 691
1986 749
1985 639
1984 640
1983 606
1982 553
1981 564
1980 552
1979 540

Hillingdon

1,815 recorded here

Wiltshire

1,801 recorded here

West Berkshire

1,791 recorded here

Slough

1,787 recorded here

South Gloucestershire

1,501 recorded here

Newport

1,382 recorded here

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Hounslow

571 recorded along the M4

Hillingdon

428 recorded along the M4

Newport (Newport)

353 recorded along the M4

Slough

288 recorded along the M4

Port Talbot

205 recorded along the M4

Cardiff

93 recorded along the M4

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Accidents on the M4

Fatal
Serious
Slight
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Recent Accidents

Showing 20 of 29,200 accidents

Accident 2000520155021

Slight
51.6082, -2.6361
1 vehicle 1 casualty
MERCEDES Model Missing
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Accident 200043W122120

Slight
51.4610, -1.2097
2 vehicles 1 casualty
Goods over 3.5t. and under 7.5t RENAULT CLIO (3y)
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Accident 200043W119120

Serious
51.4471, -1.0735
2 vehicles 1 casualty
MZ Model Missing HONDA Model Missing (3y)
View Details

Accident 200043W081120

Serious
51.4557, -0.8078
1 vehicle 1 casualty
AUDI 80
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Accident 200054MA13900

Slight
51.5440, -1.9739
1 vehicle 2 casualties
VOLKSWAGEN GOLF (4y)
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Accident 200001TX01342

Slight
51.4954, -0.4543
2 vehicles 1 casualty
CARBODIES TAXI SKODA FAVORIT
View Details

Accident 200043W062120

Serious
51.5022, -0.6114
2 vehicles 1 casualty
ROVER 200 SERIES (3y) FORD ESCORT
View Details

Accident 200001TX01353

Slight
51.4914, -0.2942
2 vehicles 1 casualty
JEEP CHEROKEE AUDI COUPE
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Accident 200043W079120

Slight
51.4998, -0.5907
1 vehicle 1 casualty
NISSAN MICRA
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Accident 2000620026670

Slight
2 vehicles 1 casualty
VAUXHALL ASTRA FORD FIESTA
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Accident 200043W058120

Slight
51.4692, -1.5197
3 vehicles 1 casualty
ROVER MINI (4y) VAUXHALL ASTRA (4y) VAUXHALL CORSA
View Details

Accident 200001TX01343

Slight
51.4940, -0.4826
3 vehicles 1 casualty
Vehicle AUDI A4 (3y) CITROEN ZX (3y)
View Details

Accident 200043W017120

Slight
51.4901, -0.5484
2 vehicles 1 casualty
VOLVO Model Missing HONDA VFR800F (1y)
View Details

Accident 200043W851110

Serious
51.4930, -0.5245
3 vehicles 2 casualties
FIAT UNO AUSTIN METRO LONDON TAXIS INT. TX1 (1y)
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Accident 200001TX01366

Slight
51.4883, -0.3805
1 vehicle 1 casualty
VOLKSWAGEN BORA
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Accident 200054MB14000

Slight
51.5123, -2.2896
2 vehicles 3 casualties
LEXUS IS200 VOLVO Model Missing
View Details

Accident 200054MA13600

Fatal
51.5266, -1.6911
3 vehicles 3 casualties
Goods 7.5 tonnes mgw and over VOLVO Model Missing VAUXHALL VECTRA (2y)
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Accident 2000620026532

Slight
51.6487, -3.8495
2 vehicles 4 casualties
Vehicle FIAT PUNTO (3y)
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Accident 200054MA13800

Slight
51.5147, -2.0795
3 vehicles 1 casualty
FIAT PUNTO (4y) PEUGEOT 306 (2y) HONDA ACCORD
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Accident 2000610148100

Slight
51.5933, -3.0252
2 vehicles 2 casualties
FORD TRANSIT Vehicle
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