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 2013610045913

Slight
51.5616, -3.0405
2 vehicles 1 casualty
CITROEN C2 Car
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Accident 201343R021083

Slight
51.4925, -0.5369
1 vehicle 1 casualty
KAWASAKI ZX1000
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Accident 201363AC30013

Slight
51.7449, -4.0644
2 vehicles 2 casualties
Goods 7.5 tonnes mgw and over FORD FOCUS
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Accident 2013610041413

Slight
51.5523, -3.0631
2 vehicles 2 casualties
VAUXHALL CORSA FORD FOCUS
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Accident 2013610041313

Slight
51.5460, -3.1020
2 vehicles 3 casualties
CITROEN RELAY (2y) VAUXHALL CORSA
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Accident 2013621301378

Slight
51.6259, -3.8222
3 vehicles 1 casualty
MINI ONE FORD FIESTA FORD FIESTA
View Details

Accident 2013621301371

Slight
51.5131, -3.4576
2 vehicles 1 casualty
MERCEDES C CLASS DAEWOO MATIZ
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Accident 2013521304998

Slight
51.5158, -2.5203
4 vehicles 4 casualties
FORD MONDEO Car Car RENAULT TRUCKS Model Missing
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Accident 2013621301362

Slight
51.5098, -3.2996
1 vehicle 1 casualty
CITROEN BERLINGO
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Accident 201343W238073

Serious
51.4559, -1.3663
2 vehicles 1 casualty
Goods 7.5 tonnes mgw and over HONDA CIVIC
View Details

Accident 201343W259073

Slight
51.4329, -1.0523
2 vehicles 2 casualties
PEUGEOT 307 RENAULT CLIO (3y)
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Accident 201343W221073

Slight
51.4570, -1.4952
1 vehicle 1 casualty
VAUXHALL VECTRA
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Accident 2013621301245

Slight
51.5334, -3.5839
1 vehicle 1 casualty
SUZUKI ALTO (1y)
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Accident 2013547103213

Slight
51.5268, -1.6829
2 vehicles 2 casualties
Car FORD FIESTA
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Accident 2013547093013

Slight
51.5417, -1.8356
2 vehicles 5 casualties
VOLKSWAGEN TRANSPORTER (1y) TOYOTA COROLLA
View Details

Accident 2013547084613

Slight
51.5275, -1.7267
2 vehicles 2 casualties
FORD KA (1y) SKODA OCTAVIA
View Details

Accident 201343R212073

Slight
51.4726, -0.7695
4 vehicles 2 casualties
VOLVO C 30 BMW 3 SERIES BMW 5 SERIES (3y) BMW 3 SERIES (4y)
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Accident 201343R224073

Slight
51.4964, -0.7322
2 vehicles 1 casualty
Car Car
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Accident 2013610054513

Slight
51.6049, -2.9858
2 vehicles 1 casualty
TOYOTA RAV4 Car
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Accident 2013521304918

Slight
51.4981, -2.4421
1 vehicle 3 casualties
Car
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