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 200043W510040

Slight
51.4286, -0.8590
2 vehicles 1 casualty
HONDA CB600 HORNET (2y) PEUGEOT 306 (3y)
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Accident 200043W618040

Slight
51.4157, -0.9820
2 vehicles 1 casualty
PEUGEOT 106 ALFA ROMEO 156 (2y)
View Details

Accident 200043W570040

Slight
51.4932, -0.5208
5 vehicles 1 casualty
Vehicle PEUGEOT 205 VAUXHALL OMEGA (1y) VAUXHALL ASTRA MAZDA 626
View Details

Accident 200043W540040

Slight
51.4529, -1.3064
2 vehicles 1 casualty
VAUXHALL BELMONT SCANIA Model Missing (1y)
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Accident 2000620014102

Slight
51.6791, -3.9143
2 vehicles 2 casualties
PEUGEOT 306 (3y) ROVER 200 SERIES
View Details

Accident 200043W514040

Slight
51.4208, -1.0157
2 vehicles 2 casualties
ROVER 200 SERIES ROVER 25
View Details

Accident 200043W532040

Slight
51.5020, -0.6079
3 vehicles 1 casualty
Goods 7.5 tonnes mgw and over HINO Model Missing (2y) MERCEDES Model Missing
View Details

Accident 200043W546040

Slight
51.4799, -1.5526
2 vehicles 1 casualty
FORD FIESTA Vehicle
View Details

Accident 200043W553040

Serious
51.4286, -0.8590
2 vehicles 1 casualty
FORD FIESTA Goods 7.5 tonnes mgw and over
View Details

Accident 200043W515040

Slight
51.4927, -0.5365
5 vehicles 1 casualty
VOLKSWAGEN GOLF (4y) AUDI A6 (3y) TOYOTA AVENSIS VAUXHALL ASTRA FORD FOCUS
View Details

Accident 2000610048200

Slight
51.5859, -3.0339
3 vehicles 1 casualty
Vehicle Vehicle Vehicle
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Accident 200054MB04400

Serious
51.5123, -2.1455
2 vehicles 2 casualties
Vehicle VAUXHALL CARLTON
View Details

Accident 200043W529040

Slight
51.4999, -0.7232
2 vehicles 1 casualty
FORD MONDEO (1y) Vehicle
View Details

Accident 200001TX00397

Slight
51.4923, -0.3239
5 vehicles 4 casualties
VOLKSWAGEN PASSAT (1y) VAUXHALL OMEGA (4y) CARBODIES TAXI (4y) IVECO-FORD Model Missing Minibus (8-16 passenger seats)
View Details

Accident 2000520047813

Slight
51.5368, -2.5393
1 vehicle 2 casualties
FORD FOCUS (1y)
View Details

Accident 200001TX00415

Slight
51.4956, -0.4533
2 vehicles 1 casualty
PEUGEOT 406 (3y) VOLKSWAGEN BEETLE
View Details

Accident 200043W424040

Slight
51.4423, -0.8287
3 vehicles 2 casualties
NISSAN MICRA VOLVO 245 CITROEN XSARA (3y)
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Accident 200043W445040

Slight
51.4486, -0.8156
3 vehicles 1 casualty
Vehicle Vehicle CITROEN XANTIA (1y)
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Accident 2000610052600

Slight
51.6024, -2.9060
1 vehicle 1 casualty
KIA SPORTAGE (1y)
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Accident 2000520047562

Slight
51.4977, -2.3990
4 vehicles 1 casualty
HONDA CONCERTO SCANIA Model Missing (4y) LAND ROVER DISCOVERY (4y) FORD MONDEO (3y)
View Details