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 2002610077402

Serious
51.5515, -3.0665
2 vehicles 4 casualties
DAF TRUCKS FA 45 LAND ROVER DISCOVERY
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Accident 200243W600072

Slight
51.5032, -0.6168
3 vehicles 1 casualty
PEUGEOT 406 ALFA ROMEO 147 HONDA ACCORD
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Accident 200243W502072

Slight
51.4552, -1.0845
2 vehicles 1 casualty
RENAULT KANGOO VOLVO Model Missing
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Accident 200201TX00673

Slight
51.4913, -0.2960
2 vehicles 1 casualty
VOLKSWAGEN VENTO RENAULT CLIO
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Accident 200243W408072

Slight
51.4992, -0.5897
2 vehicles 1 casualty
ROVER MINI Vehicle
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Accident 200243W424072

Slight
51.4584, -1.1932
2 vehicles 1 casualty
Vehicle Vehicle
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Accident 200254MB06302

Slight
51.5188, -2.2636
2 vehicles 1 casualty
FORD ESCORT VOLVO Model Missing
View Details

Accident 2002610071702

Slight
51.5934, -3.0252
7 vehicles 3 casualties
FORD FIESTA (3y) MERCEDES Model Missing MERCEDES SPRINTER MERCEDES SPRINTER HONDA CRV FORD MONDEO VAUXHALL VECTRA
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Accident 200201TX00684

Slight
51.4924, -0.2847
1 vehicle 1 casualty
Motorcycle 125cc and under
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Accident 200243W331072

Serious
51.4739, -0.7680
2 vehicles 2 casualties
ALFA ROMEO 146 Goods over 3.5t. and under 7.5t
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Accident 2002520094803

Slight
51.4992, -2.3696
1 vehicle 2 casualties
JEEP CHEROKEE (3y)
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Accident 200243W395072

Slight
51.4985, -0.5889
2 vehicles 1 casualty
Goods 7.5 tonnes mgw and over PEUGEOT 106
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Accident 200243W338072

Slight
51.4473, -1.4308
2 vehicles 2 casualties
AUDI A6 (1y) FORD FIESTA (1y)
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Accident 2002620063341

Slight
51.5134, -3.4993
1 vehicle 1 casualty
Van / Goods 3.5 tonnes mgw or under
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Accident 200243W257072

Serious
51.4234, -1.0320
2 vehicles 38 casualties
FIAT PUNTO VOLVO Model Missing (1y)
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Accident 200254MB06102

Slight
51.5391, -1.9871
2 vehicles 1 casualty
Goods 7.5 tonnes mgw and over RENAULT LAGUNA
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Accident 2002610068602

Slight
51.5926, -3.0279
4 vehicles 2 casualties
JAGUAR XJ SERIES TOYOTA HIACE (1y) VOLKSWAGEN PASSAT (1y) SAAB 9-3
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Accident 200243W325072

Slight
51.5069, -0.6347
3 vehicles 1 casualty
AUDI TT HONDA ACCORD FORD MONDEO
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Accident 200254MB05702

Slight
51.5280, -1.7340
1 vehicle 1 casualty
FORD FIESTA
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Accident 200254MA05802

Serious
51.5189, -2.2636
1 vehicle 2 casualties
Vehicle
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