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 201143R088111

Slight
51.4302, -0.8596
2 vehicles 1 casualty
TRIUMPH DAYTONA 955I ROVER 25
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Accident 201143R044111

Slight
51.4740, -0.7680
1 vehicle 1 casualty
RENAULT MEGANE
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Accident 201154A022311

Slight
51.5149, -2.2824
2 vehicles 1 casualty
MERCEDES E CLASS VOLKSWAGEN GOLF
View Details

Accident 201101TX20723

Slight
51.4920, -0.4079
2 vehicles 2 casualties
Car VOLKSWAGEN SHARAN (3y)
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Accident 201101XH30659

Slight
51.4928, -0.4166
2 vehicles 1 casualty
PEUGEOT 107 LAND ROVER FREELANDER
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Accident 2011549676411

Slight
51.5160, -1.6506
2 vehicles 1 casualty
SUZUKI ALTO (2y) VAUXHALL ZAFIRA
View Details

Accident 201143W039111

Slight
51.4552, -1.0845
2 vehicles 1 casualty
SKODA OCTAVIA (1y) RENAULT MEGANE
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Accident 2011620212695

Slight
51.6746, -3.9768
2 vehicles 1 casualty
VOLKSWAGEN PASSAT (2y) VOLKSWAGEN PASSAT (3y)
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Accident 2011620213816

Slight
51.5916, -3.7714
2 vehicles 1 casualty
FORD TRANSIT KAWASAKI ZR750
View Details

Accident 201143N003111

Slight
51.5103, -0.6706
2 vehicles 1 casualty
IVECO DAILY (1y) Honda CBR600RR (1y)
View Details

Accident 201143R221101

Slight
51.4260, -0.8651
4 vehicles 2 casualties
PEUGEOT 206 Car JAGUAR X TYPE (3y) LOTUS ELISE (3y)
View Details

Accident 201101TX20710

Slight
51.4913, -0.2922
2 vehicles 1 casualty
VOLKSWAGEN POLO (4y) Car
View Details

Accident 2011610056811

Slight
51.5943, -3.0226
2 vehicles 2 casualties
TOYOTA COROLLA BMW 3 SERIES
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Accident 201143R228101

Slight
51.4901, -0.5484
3 vehicles 2 casualties
Car BMW 1 SERIES (4y) BMW 3 SERIES
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Accident 2011620212065

Serious
51.5334, -3.5729
2 vehicles 4 casualties
SUZUKI SWIFT FORD FOCUS (4y)
View Details

Accident 201143R220101

Slight
51.4907, -0.7434
1 vehicle 1 casualty
RENAULT CLIO
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Accident 201143N222101

Slight
51.5115, -0.6571
3 vehicles 1 casualty
Car AUDI A3 MERCEDES VITO
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Accident 201143R192101

Slight
51.5021, -0.6027
2 vehicles 1 casualty
MERCEDES C CLASS Car
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Accident 2011521107157

Slight
51.5455, -2.5474
3 vehicles 3 casualties
VOLVO C 30 (3y) BMW 3 SERIES (1y) PEUGEOT RCZ (1y)
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Accident 201143W204101

Slight
51.4118, -0.9651
2 vehicles 2 casualties
MERCEDES SPRINTER (3y) FORD FOCUS
View Details