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 2004529000205

Slight
51.5322, -2.5344
2 vehicles 1 casualty
VAUXHALL ASTRA MERCEDES E CLASS
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Accident 200454MA13004

Slight
51.5448, -1.8529
1 vehicle 1 casualty
Goods 7.5 tonnes mgw and over
View Details

Accident 200454MA12904

Slight
51.5134, -2.1379
3 vehicles 4 casualties
FORD KA (2y) FORD MONDEO VAUXHALL NOVA
View Details

Accident 2004620123357

Slight
51.6763, -3.9966
4 vehicles 3 casualties
Vehicle PEUGEOT 206 VOLKSWAGEN GOLF RENAULT KANGOO
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Accident 2004610141404

Slight
51.5985, -3.0103
3 vehicles 1 casualty
Goods 7.5 tonnes mgw and over FORD FOCUS LAND ROVER DISCOVERY
View Details

Accident 200443W331124

Slight
51.4569, -1.4955
2 vehicles 1 casualty
Goods 7.5 tonnes mgw and over FORD FOCUS (4y)
View Details

Accident 200443W472124

Slight
51.4317, -0.8542
2 vehicles 1 casualty
Vehicle MAZDA 6
View Details

Accident 2004620124998

Slight
51.6763, -3.9966
1 vehicle 1 casualty
VOLVO 740
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Accident 200454MA12804

Slight
51.5402, -1.8007
2 vehicles 1 casualty
RENAULT CLIO VAUXHALL ASTRA
View Details

Accident 2004620123915

Slight
51.5096, -3.2999
4 vehicles 4 casualties
Vehicle VAUXHALL CORSA SKODA FELICIA VAUXHALL ASTRAVAN
View Details

Accident 2004529006921

Slight
51.5080, -2.3064
2 vehicles 2 casualties
Goods 7.5 tonnes mgw and over VAUXHALL CAVALIER
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Accident 200454MB12604

Slight
51.5270, -1.6902
2 vehicles 2 casualties
ROVER 400 SERIES FORD ESCORT
View Details

Accident 200443W304124

Slight
51.4933, -0.5833
5 vehicles 1 casualty
FORD ESCORT BMW 5 SERIES (2y) Vehicle Vehicle FORD SCORPIO
View Details

Accident 2004620123401

Slight
51.5415, -3.1289
5 vehicles 1 casualty
VOLKSWAGEN GOLF (4y) RENAULT Model Missing (1y) VOLVO S40 ROVER 200 SERIES VAUXHALL CORSAVAN
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Accident 200454MA12704

Slight
51.5334, -1.7719
2 vehicles 2 casualties
FIAT BRAVA BMW 3 SERIES (3y)
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Accident 200443W289124

Slight
51.4169, -0.9424
2 vehicles 1 casualty
MERCEDES E CLASS VOLKSWAGEN POLO
View Details

Accident 200443W502124

Slight
51.4617, -1.5044
2 vehicles 1 casualty
FORD KA (2y) Vehicle
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Accident 200401TE00928

Slight
51.4976, -0.4529
2 vehicles 4 casualties
FORD TRANSIT (1y) Vehicle
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Accident 2004610138404

Slight
51.5865, -2.8226
2 vehicles 1 casualty
LEYLAND DAF FTG 95XF AUDI A3
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Accident 200443N228124

Slight
51.5108, -0.6523
2 vehicles 1 casualty
AUDI A6 LADA RIVA
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