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 2010620199803

Slight
51.5426, -3.1347
4 vehicles 2 casualties
Van / Goods 3.5 tonnes mgw or under VAUXHALL VECTRA Motorcycle over 125cc and up to 500cc RENAULT Model Missing
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Accident 201043R096040

Slight
51.4978, -0.5879
3 vehicles 1 casualty
HONDA CBR600RR (3y) SCANIA Model Missing (3y) MERCEDES C CLASS (1y)
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Accident 201054MA01610

Slight
51.5145, -2.2833
2 vehicles 1 casualty
MERCEDES SPRINTER (2y) FORD MONDEO
View Details

Accident 2010620200516

Slight
51.6772, -3.9126
2 vehicles 1 casualty
VAUXHALL AGILA CHEVROLET KALOS
View Details

Accident 201043R054040

Slight
51.4932, -0.5203
2 vehicles 1 casualty
FORD FIESTA VOLVO S80 (2y)
View Details

Accident 201043W097040

Slight
51.4651, -1.2664
2 vehicles 2 casualties
FORD FOCUS (3y) FORD FOCUS
View Details

Accident 201043R116040

Slight
51.4826, -0.7606
2 vehicles 1 casualty
VOLVO V40 VAUXHALL ASTRA (3y)
View Details

Accident 2010521003490

Slight
51.5153, -2.5201
2 vehicles 2 casualties
PEUGEOT 206 Goods over 3.5t. and under 7.5t
View Details

Accident 201054MA01510

Slight
51.5147, -2.2396
1 vehicle 1 casualty
SCANIA Model Missing
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Accident 2010620200836

Slight
51.7451, -4.0655
3 vehicles 1 casualty
NISSAN PRIMERA MERCEDES A CLASS (4y) RENAULT SCENIC
View Details

Accident 201001TX20200

Slight
51.4933, -0.3578
4 vehicles 1 casualty
AUDI S5 (3y) BMW 3 SERIES LONDON TAXIS INT. TXII VAUXHALL ASTRAVAN
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Accident 201043W151040

Serious
51.4256, -1.0380
1 vehicle 1 casualty
MERCEDES CLK CLASS
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Accident 2010620199592

Fatal
51.5416, -3.1287
3 vehicles 3 casualties
FORD TRANSIT CONNECT (4y) RENAULT CLIO (4y) AUDI A4 (1y)
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Accident 2010610023710

Slight
51.5497, -3.0893
2 vehicles 1 casualty
FORD MONDEO (3y) Minibus (8-16 passenger seats)
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Accident 2010620199863

Slight
51.6750, -3.9557
2 vehicles 1 casualty
Taxi/Private hire car CHEVROLET MATIZ (4y)
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Accident 2010610019710

Slight
51.5649, -3.0374
2 vehicles 2 casualties
Car FORD MONDEO
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Accident 201043R047040

Slight
51.4332, -0.8520
1 vehicle 2 casualties
SUZUKI ALTO
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Accident 2010521002816

Slight
51.5166, -2.5208
2 vehicles 1 casualty
Car VAUXHALL CORSA
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Accident 2010521003199

Slight
51.5701, -2.6324
1 vehicle 1 casualty
MINI COOPER
View Details

Accident 201043W002040

Slight
51.4654, -1.5102
2 vehicles 4 casualties
JAGUAR X TYPE Goods 7.5 tonnes mgw and over
View Details