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 200154MA05001

Slight
51.5095, -2.1714
3 vehicles 3 casualties
RENAULT MEGANE (4y) ROVER 200 SERIES ISUZU TROOPER
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Accident 2001620035592

Slight
51.5247, -3.2584
3 vehicles 1 casualty
SCANIA Model Missing (1y) FORD MONDEO (3y) NISSAN SUNNY
View Details

Accident 200101TX00574

Slight
51.4957, -0.4586
2 vehicles 1 casualty
FORD FOCUS Vehicle
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Accident 200143N173051

Slight
51.5113, -0.6650
3 vehicles 1 casualty
FORD FIESTA AUDI 80 Vehicle
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Accident 2001620035482

Fatal
51.5076, -3.3400
2 vehicles 2 casualties
VAUXHALL NOVA PEUGEOT 406 (3y)
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Accident 200143W193051

Slight
51.4151, -0.9810
1 vehicle 1 casualty
VOLKSWAGEN POLO (3y)
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Accident 200143W183051

Slight
51.4468, -1.4345
4 vehicles 1 casualty
AUDI A3 (3y) VOLVO 850 FORD MONDEO (3y) MAZDA 323 (4y)
View Details

Accident 200143W145051

Slight
51.5116, -0.6565
3 vehicles 1 casualty
FIAT BRAVO (3y) JAGUAR XJ SERIES (3y) VOLVO 940
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Accident 200143W141051

Serious
51.4883, -0.5549
3 vehicles 1 casualty
HONDA Model Missing Vehicle LAND ROVER DISCOVERY (4y)
View Details

Accident 200143W168051

Slight
51.4493, -1.4151
2 vehicles 1 casualty
VOLKSWAGEN POLO (2y) SCANIA Model Missing (2y)
View Details

Accident 200154MB04701

Slight
51.5099, -2.1896
2 vehicles 1 casualty
MERCEDES SPRINTER (1y) SCANIA Model Missing
View Details

Accident 2001620035694

Slight
51.5438, -3.1464
2 vehicles 1 casualty
FORD SIERRA Goods 7.5 tonnes mgw and over
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Accident 2001620036086

Slight
51.5413, -3.1305
2 vehicles 1 casualty
FORD ESCORT VAUXHALL ASTRA (3y)
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Accident 200154MB04801

Slight
51.5144, -1.6371
2 vehicles 1 casualty
VAUXHALL CAVALIER PEUGEOT 406 (2y)
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Accident 2001620035535

Slight
51.5267, -3.2411
1 vehicle 1 casualty
PEUGEOT 306 (4y)
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Accident 200101TX00464

Slight
51.4891, -0.3133
1 vehicle 1 casualty
FORD SIERRA
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Accident 200143W127051

Slight
51.4903, -0.5486
1 vehicle 1 casualty
ROVER 200 SERIES
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Accident 200154MB04501

Slight
51.5188, -2.2631
1 vehicle 2 casualties
FORD ORION
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Accident 2001620037114

Slight
51.5526, -3.7338
2 vehicles 1 casualty
VOLKSWAGEN GOLF FORD FIESTA
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Accident 200154MA04901

Slight
51.5142, -2.0889
2 vehicles 1 casualty
MERCEDES SLK CLASS (1y) ROVER 200 SERIES (3y)
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