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 2019430370233

Serious
51.4881, -0.5565
2 vehicles 1 casualty
VAUXHALL ZAFIRA Motorcycle over 500cc
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Accident 2019610074019

Slight
51.5557, -3.0516
2 vehicles 1 casualty
VOLVO S40 AUDI A1
View Details

Accident 201954B492319

Slight
51.5332, -2.0118
2 vehicles 2 casualties
VOLKSWAGEN GOLF VAUXHALL ASTRA
View Details

Accident 2019430360949

Fatal
51.5021, -0.6027
1 vehicle 1 casualty
DAF TRUCKS Model Missing
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Accident 2019621901631

Slight
51.6395, -3.8410
1 vehicle 3 casualties
MITSUBISHI SHOGUN
View Details

Accident 2019621901474

Slight
51.5333, -3.5681
2 vehicles 1 casualty
VAUXHALL INSIGNIA LAND ROVER FREELANDER
View Details

Accident 2019621901500

Slight
51.6783, -3.9142
3 vehicles 1 casualty
VOLKSWAGEN POLO RENAULT CAPTUR (3y) FORD FIESTA
View Details

Accident 2019010218449

Slight
51.4913, -0.2934
2 vehicles 3 casualties
AUDI A3 MERCEDES S CLASS (2y)
View Details

Accident 2019621901407

Slight
51.6780, -3.9130
4 vehicles 2 casualties
PEUGEOT 307 VAUXHALL ASTRA MERCEDES CLS CLASS PEUGEOT 2008 (2y)
View Details

Accident 2019010217783

Slight
51.4952, -0.4541
2 vehicles 1 casualty
MERCEDES VITO (2y) AUDI A4
View Details

Accident 2019010217914

Slight
51.4941, -0.4806
2 vehicles 1 casualty
BMW 5 SERIES (4y) TOYOTA Model Missing
View Details

Accident 2019430350727

Slight
51.5087, -0.6428
2 vehicles 1 casualty
Car Car
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Accident 2019430350662

Slight
51.5102, -0.6734
3 vehicles 1 casualty
BMW 3 SERIES Car BMW 2 SERIES (4y)
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Accident 2019430350808

Slight
51.4430, -1.0712
1 vehicle 1 casualty
Car
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Accident 2019621901448

Slight
51.5170, -3.7042
2 vehicles 1 casualty
FIAT 500 VAUXHALL CORSA (4y)
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Accident 2019430348772

Slight
51.4612, -1.2097
5 vehicles 2 casualties
VOLKSWAGEN GOLF (2y) KIA SORENTO (4y) FORD MONDEO (2y) VAUXHALL CORSA Car
View Details

Accident 2019430351627

Slight
51.4911, -0.5414
2 vehicles 1 casualty
MERCEDES C CLASS FORD KUGA
View Details

Accident 2019621901439

Slight
51.5157, -3.6811
2 vehicles 3 casualties
HYUNDAI I30 (2y) FIAT 500 (4y)
View Details

Accident 2019610072219

Serious
51.5960, -3.0182
2 vehicles 1 casualty
VOLKSWAGEN PASSAT Car
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Accident 2019621901418

Slight
51.6902, -4.0251
2 vehicles 1 casualty
MERCEDES C CLASS BMW 3 SERIES
View Details