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 2017621700500

Slight
51.5103, -3.4350
2 vehicles 1 casualty
VAUXHALL CORSA RENAULT MEGANE
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Accident 2017430092264

Slight
51.4739, -1.5371
7 vehicles 4 casualties
PEUGEOT 107 VOLVO Model Missing Van / Goods 3.5 tonnes mgw or under BMW 1 SERIES (1y) DAF TRUCKS Model Missing (4y) CITROEN RELAY (2y) CITROEN DS3 (4y)
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Accident 2017621700469

Slight
51.5335, -3.5797
1 vehicle 1 casualty
FORD MONDEO
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Accident 2017542501217

Slight
51.5026, -1.5895
1 vehicle 2 casualties
LAND ROVER RANGE ROVER EVOQUE
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Accident 2017610016417

Slight
51.5729, -3.0329
4 vehicles 3 casualties
HONDA CIVIC FIAT 500 (1y) NISSAN PIXO FIAT 500 (4y)
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Accident 2017521702341

Slight
51.5693, -2.6513
3 vehicles 1 casualty
RENAULT CLIO (1y) TOYOTA AURIS RENAULT MEGANE
View Details

Accident 2017542427717

Slight
51.5420, -1.8373
2 vehicles 1 casualty
HONDA CIVIC VAUXHALL CORSA
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Accident 2017430084719

Slight
51.4498, -1.4690
2 vehicles 3 casualties
FORD FIESTA FIAT MULTIPLA
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Accident 2017010025493

Slight
51.4926, -0.4176
4 vehicles 3 casualties
BMW 3 SERIES VAUXHALL ASTRA Car MERCEDES C CLASS
View Details

Accident 2017610008017

Slight
51.5808, -2.7850
2 vehicles 1 casualty
FORD FIESTA VOLVO S60
View Details

Accident 2017010026496

Slight
51.4922, -0.2838
3 vehicles 2 casualties
AUDI A1 (3y) MERCEDES A CLASS VAUXHALL INSIGNIA (3y)
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Accident 2017621700398

Slight
51.5331, -3.5499
2 vehicles 1 casualty
TOYOTA YARIS SEAT MII (1y)
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Accident 2017621700395

Slight
51.6439, -3.8447
3 vehicles 1 casualty
FORD FIESTA MAZDA 3 FIAT 500 (4y)
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Accident 2017542038317

Slight
51.5329, -2.0137
3 vehicles 2 casualties
RENAULT CLIO FORD FIESTA SEAT LEON
View Details

Accident 2017010023036

Slight
51.4947, -0.4428
2 vehicles 1 casualty
TOYOTA VERSO CAETANO LEVANTE (1y)
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Accident 2017621700362

Slight
51.5170, -3.7044
2 vehicles 1 casualty
PORSCHE 911 PEUGEOT 308 (3y)
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Accident 2017430068241

Slight
51.4992, -0.7089
1 vehicle 1 casualty
FORD FIESTA
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Accident 2017430078225

Slight
51.4949, -0.4984
2 vehicles 1 casualty
VOLKSWAGEN GOLF ALFA ROMEO GIULIETTA (2y)
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Accident 2017430066838

Slight
51.4143, -0.9499
2 vehicles 2 casualties
PEUGEOT 308 BMW 3 SERIES
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Accident 2017541866717

Slight
51.5405, -1.8058
1 vehicle 1 casualty
BMW 1 SERIES
View Details