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 200054DS47600

Slight
51.5275, -1.7256
2 vehicles 2 casualties
IVECO-FORD Model Missing Vehicle
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Accident 200054MB09000

Slight
51.5154, -1.6454
2 vehicles 1 casualty
Van / Goods 3.5 tonnes mgw or under Goods over 3.5t. and under 7.5t
View Details

Accident 200043W453080

Slight
51.4891, -0.5781
2 vehicles 1 casualty
RENAULT 21 VAUXHALL CAVALIER
View Details

Accident 200001TX00894

Slight
51.4925, -0.4097
2 vehicles 1 casualty
YAMAHA Model Missing (3y) Vehicle
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Accident 200043W461080

Slight
51.4598, -1.1394
2 vehicles 1 casualty
FORD MONDEO (4y) LEYLAND DAF FA 45 (2y)
View Details

Accident 200001TX00900

Slight
51.4891, -0.3133
1 vehicle 1 casualty
TRIUMPH Model Missing
View Details

Accident 2000620020691

Slight
51.5378, -3.2140
2 vehicles 1 casualty
PEUGEOT 306 FORD COUGAR (2y)
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Accident 2000620020692

Serious
51.5323, -3.2254
3 vehicles 2 casualties
FORD FIESTA SUZUKI GSF 1200 RENAULT CLIO (4y)
View Details

Accident 200043W380080

Slight
51.4499, -1.4704
2 vehicles 1 casualty
FIAT COUPE (3y) VAUXHALL COMBO (3y)
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Accident 200043W383080

Slight
51.4931, -0.5189
3 vehicles 1 casualty
ROVER 100 SERIES (4y) MERCEDES C CLASS (1y) Vehicle
View Details

Accident 2000520102270

Slight
51.5390, -2.5417
2 vehicles 5 casualties
Vehicle NISSAN MICRA
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Accident 2000620020368

Serious
51.5432, -3.2055
2 vehicles 2 casualties
Vehicle VAUXHALL NOVA
View Details

Accident 200043W409080

Slight
51.5095, -0.6763
4 vehicles 3 casualties
VAUXHALL OMEGA CITROEN XANTIA VAUXHALL COMBO Vehicle
View Details

Accident 2000520125512

Slight
51.5710, -2.6871
3 vehicles 1 casualty
VAUXHALL CAVALIER PEUGEOT 306 (2y) FORD MONDEO (1y)
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Accident 2000520102326

Slight
51.5159, -2.5199
2 vehicles 1 casualty
FORD SIERRA TRIUMPH Model Missing (4y)
View Details

Accident 2000520101362

Slight
51.5131, -2.5173
2 vehicles 1 casualty
AUDI COUPE Vehicle
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Accident 200043W222080

Slight
51.4202, -1.0040
4 vehicles 1 casualty
Vehicle NISSAN ALMERA (2y) PEUGEOT 309 Vehicle
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Accident 2000620020678

Slight
51.5422, -3.1348
2 vehicles 1 casualty
VAUXHALL COMBO FORD FIESTA
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Accident 2000620020249

Slight
51.6313, -3.8378
4 vehicles 2 casualties
Goods over 3.5t. and under 7.5t PEUGEOT 306 VOLKSWAGEN PASSAT (2y) ROVER 200 SERIES
View Details

Accident 200043W354080

Serious
51.4708, -1.5247
2 vehicles 1 casualty
BMW 3 SERIES IVECO-FORD Model Missing
View Details