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 200143W098011

Slight
51.4206, -1.0052
3 vehicles 3 casualties
LEYLAND DAF FA 45 AUDI A6 (3y) SCANIA Model Missing (3y)
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Accident 2001520004332

Serious
51.5062, -2.4825
1 vehicle 1 casualty
HONDA CIVIC (1y)
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Accident 200143W067011

Slight
51.4454, -1.0731
1 vehicle 1 casualty
VOLKSWAGEN GOLF (1y)
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Accident 200154MB00101

Serious
51.5324, -2.0154
1 vehicle 1 casualty
MERCEDES 300 (2y)
View Details

Accident 200143W039011

Slight
51.4979, -0.7286
3 vehicles 2 casualties
VAUXHALL OMEGA (3y) Vehicle VAUXHALL ASTRA
View Details

Accident 200101TX00005

Slight
51.4932, -0.4228
1 vehicle 1 casualty
HYUNDAI SONATA (3y)
View Details

Accident 2000620027592

Slight
51.5164, -3.6935
1 vehicle 2 casualties
VAUXHALL VECTRA (1y)
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Accident 2000620027501

Slight
51.5900, -3.7706
2 vehicles 1 casualty
FORD ESCORT AUSTIN MINI
View Details

Accident 200054MB15900

Slight
51.5158, -1.6483
2 vehicles 1 casualty
VOLVO 340 VAUXHALL NOVA
View Details

Accident 200043W807120

Slight
51.5044, -0.6911
2 vehicles 1 casualty
Vehicle TOYOTA COROLLA
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Accident 2000520002666

Serious
51.5235, -2.5264
2 vehicles 1 casualty
MERCEDES C CLASS (1y) BMW 3 SERIES
View Details

Accident 200043W649120

Slight
51.4986, -0.5886
2 vehicles 1 casualty
BMW 5 SERIES VAUXHALL ASTRA (2y)
View Details

Accident 2000520002445

Serious
51.5443, -2.5468
2 vehicles 2 casualties
VAUXHALL CAVALIER Vehicle
View Details

Accident 200054MB15700

Slight
51.4977, -1.5841
2 vehicles 1 casualty
PEUGEOT 306 (4y) PEUGEOT 205
View Details

Accident 200043W834120

Slight
51.4868, -0.5614
1 vehicle 1 casualty
SCANIA Model Missing (2y)
View Details

Accident 2000620027787

Slight
51.5257, -3.2469
2 vehicles 1 casualty
Vehicle VOLKSWAGEN POLO (1y)
View Details

Accident 200043W754120

Slight
51.4967, -0.7308
2 vehicles 1 casualty
Goods over 3.5t. and under 7.5t FORD FOCUS
View Details

Accident 200054MB15800

Slight
51.5159, -1.6492
3 vehicles 2 casualties
VOLKSWAGEN GOLF VAUXHALL VECTRA (2y) BMW 3 SERIES
View Details

Accident 200054MB15600

Slight
51.5124, -1.6262
3 vehicles 2 casualties
AUDI 100 PEUGEOT 306 ROVER 200 SERIES
View Details

Accident 2000620027590

Slight
51.6444, -3.8434
2 vehicles 2 casualties
FORD FIESTA (2y) FORD SIERRA
View Details