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 2003620096502

Slight
51.5429, -3.1370
2 vehicles 2 casualties
PEUGEOT 206 MERCEDES SPRINTER
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Accident 2003620096671

Slight
51.6020, -3.7964
3 vehicles 1 casualty
TOYOTA HIACE (1y) FORD KA CITROEN XSARA (2y)
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Accident 200343P230113

Serious
51.4535, -1.3283
3 vehicles 4 casualties
ROVER 200 SERIES (4y) Vehicle Vehicle
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Accident 2003610123303

Slight
51.5791, -2.7197
2 vehicles 1 casualty
CITROEN BX (1y) Vehicle
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Accident 200301TE00648

Slight
51.4917, -0.4095
1 vehicle 1 casualty
VOLKSWAGEN POLO
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Accident 200343P204113

Slight
51.4561, -1.0872
2 vehicles 1 casualty
MAN Model Missing AUDI A4
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Accident 200301TE00711

Slight
51.4954, -0.4524
1 vehicle 1 casualty
VOLKSWAGEN POLO
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Accident 2003620096233

Slight
51.5072, -3.3367
3 vehicles 2 casualties
FORD KA FORD FIESTA RENAULT LAGUNA
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Accident 2003620096132

Slight
51.5270, -3.2417
3 vehicles 1 casualty
Vehicle DAEWOO LANOS LAND ROVER FREELANDER
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Accident 200343W196113

Serious
51.5017, -0.5955
2 vehicles 2 casualties
VOLKSWAGEN GOLF VAUXHALL CAVALIER
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Accident 200343W226113

Slight
51.5081, -0.6402
3 vehicles 2 casualties
FORD FIESTA Vehicle MERCEDES Model Missing
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Accident 200343W110113

Slight
51.4756, -0.7668
1 vehicle 1 casualty
BMW 5 SERIES (4y)
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Accident 200343W199113

Slight
51.4930, -0.5232
2 vehicles 1 casualty
VAUXHALL VECTRA (4y) FORD MONDEO
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Accident 200343P146113

Slight
51.4562, -1.3493
2 vehicles 2 casualties
PEUGEOT 306 Vehicle
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Accident 2003620097366

Slight
51.5097, -3.3565
4 vehicles 4 casualties
PEUGEOT 406 (1y) FORD MONDEO (2y) FORD FIESTA (4y) NISSAN PRIMERA
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Accident 2003620096392

Slight
51.6424, -3.8433
3 vehicles 1 casualty
FORD TRANSIT Vehicle MINI COOPER
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Accident 200301TE00652

Slight
51.4913, -0.2978
2 vehicles 2 casualties
MERCEDES VITO VOLVO S80
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Accident 200343W131113

Slight
51.5058, -0.6291
2 vehicles 1 casualty
RENAULT CLIO (4y) MAN Model Missing
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Accident 2003610146503

Slight
51.5504, -3.0763
3 vehicles 1 casualty
HONDA ACCORD VAUXHALL TIGRA (3y) FORD MONDEO (3y)
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Accident 200354MB11803

Slight
51.5169, -1.6539
3 vehicles 2 casualties
Vehicle VOLKSWAGEN PASSAT Vehicle
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