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 201143R229101

Serious
51.4490, -0.8142
1 vehicle 1 casualty
RENAULT MEGANE
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Accident 201143R074101

Slight
51.4937, -0.5089
2 vehicles 2 casualties
PEUGEOT BOXER DAF TRUCKS Model Missing (3y)
View Details

Accident 201101TX20658

Slight
51.4955, -0.3413
2 vehicles 1 casualty
FORD FIESTA DAF TRUCKS FTG 95XF
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Accident 201101XH30592

Slight
51.4945, -0.4887
3 vehicles 1 casualty
Car TOYOTA LANDCRUISER Car
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Accident 2011548973911

Slight
51.5143, -2.1206
2 vehicles 2 casualties
NISSAN 350 MAZDA MX-5
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Accident 2011620211941

Slight
51.5271, -3.2417
2 vehicles 1 casualty
Vehicle RENAULT Model Missing
View Details

Accident 201143R060101

Slight
51.5021, -0.6960
2 vehicles 1 casualty
Car MERCEDES Model Missing
View Details

Accident 2011620211853

Slight
51.6759, -3.9870
2 vehicles 2 casualties
Car Car
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Accident 201143W039101

Slight
51.4204, -0.9236
1 vehicle 2 casualties
VAUXHALL CORSA
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Accident 2011548828511

Slight
51.5156, -2.1229
2 vehicles 3 casualties
FORD FIESTA (4y) FORD KA
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Accident 201101XH30566

Slight
51.4942, -0.4779
3 vehicles 1 casualty
MERCEDES A CLASS (3y) VAUXHALL ASTRA Car
View Details

Accident 2011548718311

Serious
51.5152, -2.1155
2 vehicles 1 casualty
KAWASAKI ZX900 MERCEDES SPRINTER (1y)
View Details

Accident 2011548660811

Slight
51.5400, -1.8242
1 vehicle 2 casualties
FORD FOCUS
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Accident 2011620211965

Slight
51.6487, -3.8495
3 vehicles 1 casualty
VAUXHALL ZAFIRA PEUGEOT 107 (2y) ROVER 45
View Details

Accident 201163AC47511

Slight
51.7272, -4.0676
1 vehicle 1 casualty
RENAULT CLIO
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Accident 201143W004101

Serious
51.4128, -0.9747
2 vehicles 2 casualties
TOYOTA RAV4 (4y) MAN Model Missing (2y)
View Details

Accident 2011521106085

Fatal
51.5697, -2.6585
2 vehicles 1 casualty
HONDA VTR1000F CITROEN SAXO
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Accident 201143R015101

Slight
51.4905, -0.5471
2 vehicles 3 casualties
FORD TRANSIT (1y) RENAULT CLIO
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Accident 201101TD00200

Fatal
51.4950, -0.3317
2 vehicles 1 casualty
Car Car
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Accident 2011610051311

Slight
51.5996, -2.9366
5 vehicles 2 casualties
Car FIAT PUNTO AUDI A3 HONDA CIVIC FIAT STILO
View Details