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 200843R221078

Slight
51.5053, -0.6267
5 vehicles 6 casualties
MERCEDES E CLASS FORD FOCUS (2y) Car FORD FIESTA BMW X5
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Accident 200843R295078

Slight
51.4571, -0.7970
2 vehicles 2 casualties
RENAULT CLIO (2y) MERCEDES Model Missing
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Accident 200843R258078

Slight
51.4931, -0.5304
2 vehicles 1 casualty
Car SUBARU FORESTER
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Accident 200843R228078

Slight
51.4934, -0.7374
2 vehicles 1 casualty
FORD MONDEO PEUGEOT 207 (1y)
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Accident 200801XH30489

Slight
51.4957, -0.4505
2 vehicles 1 casualty
PEUGEOT 206 VOLKSWAGEN POLO (2y)
View Details

Accident 200854MA05108

Slight
51.5258, -1.6994
4 vehicles 1 casualty
VAUXHALL CORSA VAUXHALL ASTRA (1y) HONDA CIVIC VOLVO Model Missing (1y)
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Accident 200843W209078

Slight
51.4202, -1.0006
1 vehicle 1 casualty
SEAT IBIZA (2y)
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Accident 200801XH30470

Slight
51.4947, -0.4445
2 vehicles 1 casualty
BMW X5 (4y) Goods 7.5 tonnes mgw and over
View Details

Accident 2008520808142

Slight
51.5128, -2.2885
2 vehicles 1 casualty
Motorcycle over 125cc and up to 500cc Vehicle
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Accident 200843R234078

Slight
51.4912, -0.5446
2 vehicles 1 casualty
ALFA ROMEO 147 HONDA CB600F (1y)
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Accident 2008520808020

Slight
51.4978, -2.4004
2 vehicles 1 casualty
VOLKSWAGEN POLO Goods 7.5 tonnes mgw and over
View Details

Accident 2008620181636

Slight
51.6481, -3.8499
2 vehicles 1 casualty
FORD KA MERCEDES C CLASS (4y)
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Accident 2008520808039

Slight
51.5171, -2.5208
2 vehicles 1 casualty
SKODA OCTAVIA (2y) Vehicle
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Accident 2008520808066

Serious
51.4977, -2.3918
2 vehicles 3 casualties
FORD MONDEO (1y) VAUXHALL CORSA
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Accident 200854MA05008

Slight
51.5576, -1.9150
1 vehicle 1 casualty
HONDA ACCORD
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Accident 200854MA04908

Slight
51.5284, -2.0284
1 vehicle 1 casualty
MERCEDES SPRINTER
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Accident 200843W126078

Slight
51.4572, -1.0905
3 vehicles 1 casualty
VAUXHALL ASTRA MERCEDES CLK CLASS (4y) BENTLEY CONTINENTAL
View Details

Accident 200854MA04808

Slight
51.5343, -1.7745
2 vehicles 1 casualty
BMW 3 SERIES (4y) VOLVO Model Missing
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Accident 200854EP30708

Slight
51.5143, -2.1206
2 vehicles 1 casualty
FORD FOCUS (2y) TOYOTA STARLET
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Accident 200801XH30517

Slight
51.4961, -0.4542
2 vehicles 1 casualty
TOYOTA AVENSIS Van / Goods 3.5 tonnes mgw or under
View Details