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 2011620209790

Slight
51.6020, -3.7964
3 vehicles 2 casualties
SEAT IBIZA (1y) TOYOTA CELICA Car
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Accident 2011521104053

Slight
51.4983, -2.4435
2 vehicles 2 casualties
SCANIA Model Missing ERF Model Missing
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Accident 2011610033411

Slight
51.5968, -2.9650
1 vehicle 1 casualty
TOYOTA COROLLA
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Accident 201143R134061

Slight
51.4931, -0.5174
2 vehicles 3 casualties
FIAT STILO SAAB 9-3
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Accident 2011620210057

Slight
51.5065, -3.3083
2 vehicles 1 casualty
FORD TRANSIT VAUXHALL CORSA
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Accident 2011610032511

Serious
51.6017, -2.9295
4 vehicles 2 casualties
Car TOYOTA RAV4 VAUXHALL ASTRA (3y) VAUXHALL INSIGNIA (1y)
View Details

Accident 201101TA01225

Slight
51.4932, -0.4221
1 vehicle 1 casualty
TOYOTA AVENSIS
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Accident 201101TX20325

Slight
51.4908, -0.4034
2 vehicles 2 casualties
HONDA CIVIC NISSAN ALMERA
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Accident 201143W253061

Slight
51.4945, -0.5039
3 vehicles 3 casualties
HONDA CIVIC BMW 1 SERIES Car
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Accident 201143W150061

Slight
51.4132, -0.9539
3 vehicles 2 casualties
VOLKSWAGEN PASSAT VOLKSWAGEN GOLF FORD MONDEO (2y)
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Accident 2011545024911

Slight
51.5470, -1.8588
1 vehicle 1 casualty
MERCEDES SLK CLASS (1y)
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Accident 201101TX20336

Slight
51.4922, -0.3242
4 vehicles 1 casualty
Car VOLVO 960 TOYOTA PRIUS (2y) MERCEDES A CLASS (1y)
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Accident 201101TX20394

Slight
51.4911, -0.2935
2 vehicles 1 casualty
SKODA OCTAVIA DAF TRUCKS Model Missing (3y)
View Details

Accident 2011521103415

Slight
51.5087, -2.5152
3 vehicles 1 casualty
MAZDA 5 VAUXHALL CORSA Car
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Accident 201101TX20328

Slight
51.4922, -0.2897
2 vehicles 1 casualty
VAUXHALL ASTRA HONDA NT700V (1y)
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Accident 201101XH30334

Slight
51.4933, -0.4270
4 vehicles 5 casualties
ALFA ROMEO GT Car VOLKSWAGEN TOURAN MERCEDES C CLASS
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Accident 2011620209624

Serious
51.6763, -3.9966
2 vehicles 1 casualty
SMART FORTWO (1y) IVECO Model Missing
View Details

Accident 2011610031511

Slight
51.5719, -3.0334
9 vehicles 3 casualties
VOLKSWAGEN TOURAN MERCEDES E CLASS Car SAAB 9-3 SKODA OCTAVIA (1y) NISSAN NOTE (2y) FORD FIESTA CHRYSLER 300 (3y) Car
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Accident 201143W035061

Slight
51.4628, -1.2309
2 vehicles 1 casualty
Car HYUNDAI I10 (1y)
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Accident 201143R034061

Slight
51.4592, -0.7925
2 vehicles 2 casualties
Car RENAULT CLIO
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