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 200454MB07504

Slight
51.5119, -2.1468
3 vehicles 3 casualties
RENAULT MEGANE (4y) LEYLAND DAF FA 55 LEYLAND DAF FT 85
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Accident 2004520092860

Slight
51.4977, -2.4134
2 vehicles 1 casualty
FORD FIESTA PEUGEOT 206 (1y)
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Accident 200401TE00540

Serious
51.4929, -0.4195
2 vehicles 1 casualty
HONDA PRELUDE KAWASAKI ZX600
View Details

Accident 200443W306074

Serious
51.4593, -1.1306
1 vehicle 1 casualty
SUZUKI JIMNY (4y)
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Accident 2004620114887

Slight
51.5324, -3.5710
2 vehicles 1 casualty
ROVER 200 SERIES Vehicle
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Accident 2004610083004

Slight
51.5904, -3.0308
2 vehicles 1 casualty
HONDA Model Missing Vehicle
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Accident 200454MB08004

Slight
51.5232, -1.6695
2 vehicles 3 casualties
ROVER 600 SERIES PEUGEOT 106
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Accident 2004620113943

Fatal
51.7077, -4.0625
2 vehicles 1 casualty
YAMAHA R6 (4y) FIAT PUNTO (3y)
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Accident 200454MB07404

Slight
51.5256, -1.6756
1 vehicle 1 casualty
NISSAN ALMERA (1y)
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Accident 200443W323074

Slight
51.4544, -1.2989
2 vehicles 1 casualty
CITROEN SAXO (1y) NISSAN MICRA
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Accident 200443N165074

Slight
51.5112, -0.6641
2 vehicles 2 casualties
VAUXHALL FRONTERA FORD ESCORT
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Accident 2004610082704

Slight
51.5819, -2.7922
2 vehicles 1 casualty
Goods 7.5 tonnes mgw and over Vehicle
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Accident 2004620113303

Slight
51.5415, -3.1289
3 vehicles 3 casualties
Vehicle FORD FOCUS (3y) Vehicle
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Accident 2004520091227

Serious
51.5045, -2.5009
1 vehicle 1 casualty
VOLKSWAGEN LT 35 (4y)
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Accident 200443W280074

Slight
51.5018, -0.5964
2 vehicles 1 casualty
NISSAN PRIMERA VAUXHALL CORSA (4y)
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Accident 200443W292074

Serious
51.4581, -1.4976
4 vehicles 3 casualties
MAN Model Missing (2y) Vehicle MERCEDES 190 VAUXHALL CAVALIER
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Accident 2004520091979

Slight
51.5592, -2.5589
2 vehicles 1 casualty
Vehicle CITROEN SAXO (2y)
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Accident 200454MA07304

Slight
51.5402, -1.8076
1 vehicle 1 casualty
MERCEDES E CLASS
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Accident 2004620113940

Slight
51.5170, -3.7035
8 vehicles 3 casualties
MERCEDES E CLASS FORD FUSION (1y) RENAULT CLIO VOLKSWAGEN POLO (1y) VAUXHALL CORSA Vehicle FORD FOCUS (2y) BMW M3 (1y)
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Accident 200401TX00735

Slight
51.4932, -0.4234
2 vehicles 1 casualty
BMW 3 SERIES LEXUS GS300
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