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 2020622000818

Slight
51.5421, -3.1295
2 vehicles 1 casualty
Goods over 3.5t. and under 7.5t FORD S-MAX
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Accident 2020430282049

Fatal
51.4204, -0.9307
2 vehicles 1 casualty
Car MAN Model Missing
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Accident 2020610036520

Slight
51.6047, -2.9853
2 vehicles 2 casualties
MAN Model Missing VOLKSWAGEN POLO
View Details

Accident 2020548852820

Slight
51.5429, -1.8437
2 vehicles 1 casualty
Goods vehicle - unknown weight HYUNDAI I10
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Accident 2020430275194

Serious
51.5069, -0.6333
2 vehicles 1 casualty
MAZDA 3 Motorcycle over 500cc
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Accident 2020010274781

Slight
51.4961, -0.4544
2 vehicles 1 casualty
RENAULT MEGANE VAUXHALL MOVANO
View Details

Accident 2020430275437

Slight
51.4537, -1.3099
2 vehicles 1 casualty
VOLKSWAGEN POLO Goods 7.5 tonnes mgw and over
View Details

Accident 2020010266242

Slight
51.4938, -0.4311
1 vehicle 1 casualty
Car
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Accident 2020522100724

Slight
51.5249, -2.5274
2 vehicles 1 casualty
BMW X3 HYUNDAI KONA
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Accident 2020548641920

Slight
51.5488, -1.9378
2 vehicles 3 casualties
Goods vehicle - unknown weight HYUNDAI I10
View Details

Accident 2020430269021

Slight
51.4495, -1.4155
4 vehicles 1 casualty
Car BMW 5 SERIES TOYOTA YARIS (4y) BMW 1 SERIES
View Details

Accident 2020622000786

Slight
51.5170, -3.7040
1 vehicle 1 casualty
Car
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Accident 2020622000768

Slight
51.5199, -3.5099
2 vehicles 1 casualty
AUDI A3 PEUGEOT PARTNER
View Details

Accident 2020548584420

Serious
51.5247, -2.0388
1 vehicle 1 casualty
Car
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Accident 2020010264081

Slight
51.4931, -0.4197
2 vehicles 1 casualty
NISSAN E-NV200 (1y) Car
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Accident 2020622000827

Slight
51.5080, -3.3383
1 vehicle 1 casualty
FORD C-MAX
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Accident 2020430263733

Slight
51.4353, -1.0571
1 vehicle 2 casualties
FIAT PUNTO
View Details

Accident 2020010263411

Slight
51.4932, -0.4218
5 vehicles 4 casualties
HONDA CIVIC HONDA ACCORD AUDI A1 VAUXHALL CORSA JAGUAR F-PACE (1y)
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Accident 2020522003790

Slight
51.5069, -2.5124
2 vehicles 2 casualties
SKODA OCTAVIA Car
View Details

Accident 2020610025720

Slight
51.6018, -2.9772
1 vehicle 1 casualty
BMW 3 SERIES
View Details