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 200043W212070

Slight
51.5017, -0.5960
2 vehicles 1 casualty
Vehicle SEAT IBIZA (2y)
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Accident 200043W221070

Slight
51.4527, -1.3095
2 vehicles 3 casualties
RENAULT 19 AUDI A4 (3y)
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Accident 200043W211070

Slight
51.4906, -0.7432
2 vehicles 1 casualty
ROVER 200 SERIES (2y) PEUGEOT 309
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Accident 2000620018794

Slight
51.5216, -3.7152
2 vehicles 1 casualty
IVECO-FORD Model Missing SCANIA Model Missing
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Accident 200043W171070

Slight
51.4990, -0.7103
1 vehicle 1 casualty
FORD ESCORT (4y)
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Accident 200043W150070

Slight
51.4564, -1.0882
2 vehicles 1 casualty
MERCEDES SPRINTER Goods 7.5 tonnes mgw and over
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Accident 2000610071900

Slight
51.6027, -2.9047
3 vehicles 2 casualties
BMW 5 SERIES (2y) SUBARU IMPREZA (1y) Vehicle
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Accident 2000520082414

Slight
51.4996, -2.3676
1 vehicle 1 casualty
MERCEDES SL CLASS (2y)
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Accident 2000620018463

Serious
51.5071, -3.3097
1 vehicle 1 casualty
Goods over 3.5t. and under 7.5t
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Accident 200043W234070

Slight
51.4469, -1.4464
2 vehicles 2 casualties
MERCEDES Model Missing Vehicle
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Accident 200043W045070

Slight
51.4773, -0.7658
1 vehicle 1 casualty
BMW M3 (2y)
View Details

Accident 200043W018070

Slight
51.4199, -0.9123
3 vehicles 4 casualties
Vehicle PEUGEOT 405 MERCEDES Model Missing
View Details

Accident 200043N017070

Slight
51.5114, -0.6559
2 vehicles 1 casualty
KAWASAKI Z550 (1y) CITROEN XM (1y)
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Accident 200054MB07500

Slight
51.5403, -1.7991
2 vehicles 2 casualties
MERCEDES Model Missing (2y) Vehicle
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Accident 200054MA07400

Slight
51.5202, -2.0504
5 vehicles 5 casualties
NISSAN ALMERA (2y) MAZDA 626 VOLKSWAGEN GOLF (1y) PEUGEOT 106 (1y) RENAULT ESPACE (1y)
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Accident 200054MA07300

Slight
51.4866, -1.5712
2 vehicles 1 casualty
Vehicle FORD MONDEO (2y)
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Accident 2000620017967

Slight
51.5102, -3.4306
1 vehicle 1 casualty
HARLEY-DAVIDSON Model Missing
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Accident 2000520079499

Slight
51.5691, -2.6393
2 vehicles 2 casualties
Vehicle FORD FIESTA
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Accident 200054MA07200

Slight
51.5134, -2.2865
3 vehicles 2 casualties
VOLKSWAGEN PASSAT (1y) FORD ESCORT VAUXHALL VECTRA
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Accident 200054MB07100

Slight
51.5097, -1.6164
2 vehicles 2 casualties
FORD MONDEO (3y) ERF Model Missing
View Details