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 2021610053321

Fatal
51.6000, -2.8857
1 vehicle 3 casualties
RENAULT TRUCKS MASTER
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Accident 2021522200174

Slight
51.5480, -2.5494
2 vehicles 1 casualty
CITROEN C3 TOYOTA AYGO
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Accident 2021010345071

Slight
51.4932, -0.4213
2 vehicles 2 casualties
TOYOTA YARIS (3y) AUDI A8
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Accident 2021522201260

Slight
51.5528, -2.5510
1 vehicle 1 casualty
Car
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Accident 2021430521790

Slight
51.4948, -0.4997
3 vehicles 1 casualty
AUDI A6 SAAB 9-3 BMW 5 SERIES
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Accident 2021622100898

Slight
51.5624, -3.7390
2 vehicles 1 casualty
NISSAN QASHQAI SUZUKI VITARA (2y)
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Accident 2021430516243

Slight
51.5077, -0.6841
2 vehicles 2 casualties
AUDI A3 Goods vehicle - unknown weight
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Accident 2021430511415

Slight
51.4355, -0.8456
1 vehicle 1 casualty
MAZDA 3
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Accident 2021622100876

Serious
51.5460, -3.1923
2 vehicles 1 casualty
PEUGEOT 2008 NISSAN X-TRAIL
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Accident 2021622100869

Slight
51.5148, -3.2891
2 vehicles 1 casualty
ABARTH 595 VOLKSWAGEN PASSAT
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Accident 202154A848121

Slight
51.5257, -1.7114
1 vehicle 2 casualties
PEUGEOT 308
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Accident 2021430504390

Slight
51.4389, -1.0667
2 vehicles 2 casualties
NISSAN JUKE Car
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Accident 2021010342262

Slight
51.4932, -0.4220
8 vehicles 2 casualties
FORD FIESTA FORD GALAXY HYUNDAI IONIQ (4y) Car LAND ROVER RANGE ROVER EVOQUE (4y) VAUXHALL ASTRA VAUXHALL CORSA RENAULT KANGOO
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Accident 2021430500547

Slight
51.4694, -0.7724
2 vehicles 1 casualty
VAUXHALL ASTRA Goods 7.5 tonnes mgw and over
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Accident 202154A779421

Slight
51.5098, -2.2961
1 vehicle 1 casualty
MERCEDES SPRINTER (3y)
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Accident 2021010341766

Slight
51.4957, -0.4541
2 vehicles 1 casualty
VAUXHALL CROSSLAND (3y) Car
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Accident 2021010342374

Slight
51.4919, -0.4066
2 vehicles 1 casualty
TOYOTA YARIS SMART FORTWO (1y)
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Accident 2021430495981

Slight
51.5038, -0.6165
2 vehicles 2 casualties
BMW 1 SERIES TOYOTA YARIS (1y)
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Accident 2021010341334

Slight
51.4949, -0.4695
2 vehicles 1 casualty
Motorcycle 125cc and under Car
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Accident 2021010341317

Slight
51.4960, -0.4526
2 vehicles 2 casualties
BMW 5 SERIES Car
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