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 199643R004036

Slight
2 vehicles 3 casualties
Vehicle CITROEN XANTIA (1y)
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Accident 199654MA00146

Slight
2 vehicles 1 casualty
MERCEDES Model Missing VOLVO Model Missing
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Accident 199643R133026

Slight
4 vehicles 1 casualty
VOLKSWAGEN LT 35 (1y) AUSTIN MINI AUDI 80 (2y) FORD TRANSIT (2y)
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Accident 199601XH00196

Slight
2 vehicles 1 casualty
PEUGEOT 205 TOYOTA CARINA
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Accident 199654MA00136

Slight
2 vehicles 1 casualty
SEDDON/ATKINSON Model Missing Vehicle
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Accident 199662E007396

Slight
3 vehicles 2 casualties
ROVER VITESSE VOLKSWAGEN GOLF (2y) VOLVO 850 (1y)
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Accident 199643R130026

Slight
2 vehicles 1 casualty
FORD TRANSIT FORD FIESTA
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Accident 199643U106026

Slight
16 vehicles 4 casualties
YAMAHA Model Missing HYUNDAI X2 (2y) VAUXHALL ASTRAVAN (2y) FORD TRANSIT (2y) BMW 3 SERIES (1y) FORD MONDEO (1y) VAUXHALL CAVALIER ROVER STERLING (3y) CITROEN C15 VOLVO 740 ROVER MAESTRO ROVER 400 SERIES PEUGEOT 309 (3y) ROVER 800 SERIES (1y) FORD SIERRA Vehicle
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Accident 199643U105026

Slight
16 vehicles 6 casualties
PEUGEOT 306 (1y) FORD MONDEO (1y) RENAULT LAGUNA (1y) VAUXHALL CAVALIER (3y) MAZDA 626 Vehicle Vehicle VAUXHALL CAVALIER ERF Model Missing BMW 5 SERIES (1y) ROVER 200 SERIES (3y) FORD MONDEO Vehicle JAGUAR XJ SERIES (3y) PEUGEOT 405 (4y) Vehicle
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Accident 199643U076026

Serious
10 vehicles 7 casualties
VAUXHALL ASTRA (2y) VAUXHALL CAVALIER (2y) VOLVO 240 ROVER 200 SERIES (1y) ROVER METRO (2y) Vehicle Vehicle ERF MODEL MISSING VAUXHALL ASTRA (1y) SCANIA Model Missing
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Accident 199643U078026

Slight
1 vehicle 1 casualty
PEUGEOT 405 (1y)
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Accident 199662L011496

Slight
2 vehicles 1 casualty
VOLVO 440 VAUXHALL CAVALIER (3y)
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Accident 199662M005196

Slight
1 vehicle 1 casualty
VAUXHALL NOVA
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Accident 199654MA00116

Slight
9 vehicles 4 casualties
Vehicle RENAULT CLIO (3y) Vehicle PEUGEOT 309 NISSAN SUNNY (1y) FORD ESCORT VOLVO Model Missing FORD FIESTA Vehicle
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Accident 19965296E0709

Slight
3 vehicles 1 casualty
VOLVO 940 (2y) PROTON PROTON FORD FIESTA
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Accident 19965296E0711

Slight
6 vehicles 1 casualty
VAUXHALL CAVALIER (2y) Vehicle FORD FIESTA FORD ORION Vehicle PEUGEOT 106 (3y)
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Accident 1996610016996

Serious
2 vehicles 1 casualty
Van / Goods 3.5 tonnes mgw or under Vehicle
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Accident 199601TC00085

Slight
2 vehicles 1 casualty
FORD ESCORT (4y) FORD ESCORT
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Accident 199601TC00104

Slight
2 vehicles 1 casualty
PEUGEOT 205 TRIUMPH Model Missing (1y)
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Accident 199662G004096

Slight
2 vehicles 1 casualty
IVECO-FORD Model Missing SCANIA Model Missing
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