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 2021610065321

Slight
51.5840, -2.7965
2 vehicles 1 casualty
FORD TRANSIT IVECO EUROCARGO
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Accident 2021010340323

Slight
51.4932, -0.4218
2 vehicles 1 casualty
AUDI A5 Car
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Accident 2021010341818

Slight
51.4948, -0.4537
2 vehicles 4 casualties
MERCEDES E CLASS SUZUKI ALTO
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Accident 2021622100822

Slight
51.5339, -3.5581
2 vehicles 1 casualty
VAUXHALL CORSA KAWASAKI ZR
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Accident 2021622100818

Slight
51.6747, -3.9575
1 vehicle 1 casualty
MAZDA MX-5
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Accident 2021010339091

Slight
51.4929, -0.4533
3 vehicles 1 casualty
Car (1y) VAUXHALL ASTRA (2y) Car
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Accident 202154A270421

Slight
51.5168, -2.2777
1 vehicle 1 casualty
FORD FIESTA
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Accident 202154A137621

Slight
51.5469, -1.8581
1 vehicle 1 casualty
AUDI A3
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Accident 2021622100959

Slight
51.5097, -3.3574
2 vehicles 1 casualty
Car FORD TRANSIT CUSTOM (2y)
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Accident 2021430467613

Slight
51.4945, -0.5042
2 vehicles 1 casualty
VAUXHALL CORSA MERCEDES MODEL MISSING
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Accident 2021010337406

Slight
51.4955, -0.4670
2 vehicles 1 casualty
BMW 3 SERIES DAF TRUCKS MODEL MISSING
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Accident 2021430452278

Slight
51.4631, -1.2256
2 vehicles 2 casualties
VAUXHALL AGILA DAF TRUCKS MODEL MISSING
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Accident 2021549760021

Slight
51.5147, -2.1184
3 vehicles 1 casualty
FORD FOCUS MERCEDES SLK CLASS CITROEN C3 (2y)
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Accident 2021010335627

Slight
51.4943, -0.4793
2 vehicles 1 casualty
BMW X1 Car
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Accident 2021610047221

Slight
51.5438, -3.1078
1 vehicle 1 casualty
Car
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Accident 2021430444191

Slight
51.4514, -1.3912
3 vehicles 1 casualty
SEAT IBIZA FORD FIESTA FORD GALAXY
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Accident 2021622100760

Slight
51.5122, -3.4200
2 vehicles 1 casualty
Taxi/Private hire car VAUXHALL ZAFIRA
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Accident 2021430443980

Slight
51.4566, -1.3534
1 vehicle 1 casualty
PORSCHE CAYMAN
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Accident 202163A080321

Slight
51.7454, -4.0654
1 vehicle 1 casualty
DAF TRUCKS MODEL MISSING
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Accident 202163A079121

Slight
51.7273, -4.0675
2 vehicles 1 casualty
VAUXHALL ASTRA CITROEN BERLINGO
View Details