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 200654MB00506

Slight
51.5399, -1.7949
1 vehicle 1 casualty
MG ZR (3y)
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Accident 2006620147286

Slight
51.6765, -3.9055
2 vehicles 1 casualty
FORD MONDEO (1y) FORD TRANSIT (1y)
View Details

Accident 2006520011835

Slight
51.5211, -2.5245
2 vehicles 1 casualty
Goods 7.5 tonnes mgw and over TOYOTA COROLLA
View Details

Accident 2006620146321

Slight
51.5162, -3.6928
2 vehicles 1 casualty
IVECO-FORD Model Missing (3y) DAEWOO MATIZ (4y)
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Accident 200643W421016

Serious
51.4514, -1.4776
4 vehicles 10 casualties
Car FORD MONDEO VOLKSWAGEN SHARAN (3y) CITROEN SAXO
View Details

Accident 200643W303016

Slight
51.4126, -0.9709
3 vehicles 1 casualty
FORD KA Car Car
View Details

Accident 200643W339016

Slight
51.5015, -0.6970
2 vehicles 1 casualty
Goods 7.5 tonnes mgw and over PEUGEOT 206
View Details

Accident 2006620145891

Slight
51.5327, -3.5697
2 vehicles 1 casualty
MERCEDES Model Missing (4y) KIA SORENTO (1y)
View Details

Accident 2006620146121

Slight
51.5067, -3.3106
2 vehicles 2 casualties
Car FORD FIESTA
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Accident 2006610001806

Slight
51.6038, -2.9935
2 vehicles 2 casualties
VOLKSWAGEN GOLF (1y) Car
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Accident 2006620145835

Slight
51.5270, -3.2417
2 vehicles 2 casualties
FIAT SEICENTO RENAULT Model Missing
View Details

Accident 200643W320016

Slight
51.4511, -0.8092
2 vehicles 1 casualty
Goods 7.5 tonnes mgw and over FIAT DOBLO (4y)
View Details

Accident 2006610002006

Slight
51.5934, -3.0252
4 vehicles 1 casualty
MERCEDES SPRINTER (4y) FIAT SCUDO (1y) VAUXHALL COMBO (2y) AUDI A4 (1y)
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Accident 200601TX20015

Slight
51.4880, -0.3832
2 vehicles 1 casualty
AUDI TT FORD TRANSIT CONNECT (2y)
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Accident 200643W271016

Slight
51.4132, -0.9539
4 vehicles 3 casualties
VAUXHALL CARLTON AUDI A4 PEUGEOT 406 (4y) VOLKSWAGEN GOLF (3y)
View Details

Accident 2006610002206

Slight
51.5938, -3.0239
5 vehicles 1 casualty
BMW 3 SERIES (1y) Car VOLKSWAGEN GOLF (1y) VAUXHALL ASTRA (1y) Car
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Accident 2006620146895

Slight
51.5540, -3.7343
2 vehicles 1 casualty
Car FORD FIESTA
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Accident 2006610001706

Slight
51.5940, -2.9574
2 vehicles 1 casualty
AUDI A3 RENAULT CLIO (1y)
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Accident 2006620146546

Serious
51.6765, -3.9995
3 vehicles 2 casualties
Motorcycle over 500cc MERCEDES C CLASS HYUNDAI COUPE
View Details

Accident 200643W215016

Slight
51.5030, -0.6148
1 vehicle 2 casualties
LEXUS IS200
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