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 2018430108767

Slight
51.5032, -0.6166
5 vehicles 4 casualties
FORD FIESTA AUDI A6 (2y) AUDI A6 VOLKSWAGEN GOLF VOLKSWAGEN TIGUAN (2y)
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Accident 2018542956918

Slight
51.5276, -1.7251
2 vehicles 1 casualty
Goods 7.5 tonnes mgw and over Car
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Accident 2018621800324

Slight
51.5331, -3.5697
1 vehicle 1 casualty
BMW 1 SERIES
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Accident 2018010099459

Slight
51.4929, -0.4176
2 vehicles 2 casualties
VAUXHALL MOKKA (1y) MERCEDES A CLASS (4y)
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Accident 2018521803613

Slight
51.5023, -2.3329
1 vehicle 1 casualty
TOYOTA AYGO
View Details

Accident 2018542794318

Slight
51.5345, -2.0065
9 vehicles 4 casualties
HONDA Model Missing SUZUKI VITARA (2y) SUZUKI VITARA Car VOLKSWAGEN TRANSPORTER (1y) KIA SPORTAGE SKODA KAROQ MERCEDES SPRINTER (1y) HONDA VFR800F
View Details

Accident 2018010099039

Serious
51.4934, -0.4258
2 vehicles 1 casualty
Motorcycle over 125cc and up to 500cc TOYOTA PRIUS
View Details

Accident 2018610022318

Slight
51.5995, -3.0083
2 vehicles 1 casualty
BMW 1 SERIES AUDI A3
View Details

Accident 2018010098289

Slight
51.4951, -0.4462
2 vehicles 2 casualties
MERCEDES E CLASS VOLVO V40
View Details

Accident 2018010098128

Slight
51.4945, -0.4828
2 vehicles 1 casualty
VAUXHALL CORSA DAF TRUCKS Model Missing
View Details

Accident 2018621800301

Slight
51.5102, -3.2986
2 vehicles 1 casualty
VAUXHALL CORSA FORD KUGA
View Details

Accident 2018610007918

Slight
51.5992, -2.9679
2 vehicles 1 casualty
FORD FOCUS LAND ROVER DISCOVERY
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Accident 2018621800377

Slight
51.6775, -4.0041
1 vehicle 1 casualty
CITROEN C2
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Accident 2018542566518

Slight
51.5187, -2.0553
1 vehicle 2 casualties
FIAT DUCATO (2y)
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Accident 2018430102098

Slight
51.4935, -0.5088
2 vehicles 1 casualty
FORD FIESTA Car
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Accident 2018610007818

Slight
51.5762, -2.7071
1 vehicle 4 casualties
VAUXHALL ZAFIRA
View Details

Accident 2018430085432

Slight
51.4949, -0.4938
3 vehicles 2 casualties
VOLVO Model Missing (3y) FORD FIESTA VAUXHALL ASTRA
View Details

Accident 2018621800270

Slight
51.5264, -3.5265
1 vehicle 1 casualty
RENAULT CLIO
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Accident 2018621800372

Slight
51.5331, -3.5639
1 vehicle 1 casualty
FORD KA
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Accident 2018521802876

Slight
51.4997, -2.3678
5 vehicles 3 casualties
Car VOLKSWAGEN GOLF MERCEDES A CLASS (3y) VAUXHALL CORSA FORD FOCUS
View Details