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 2025622500650

Slight
51.5165, -3.6888
2 vehicles 1 casualty
HONDA JAZZ FORD TRANSIT CUSTOM
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Accident 2025541748141

Slight
51.5255, -1.7062
2 vehicles 1 casualty
MERCEDES SPRINTER MERCEDES A CLASS
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Accident 2025010599203

Serious
51.4882, -0.3890
2 vehicles 1 casualty
TOYOTA COROLLA MERCEDES C CLASS
View Details

Accident 2025430480152

Slight
51.4932, -0.5139
3 vehicles 4 casualties
MAKE AND MODEL REDACTED VOLKSWAGEN GOLF FORD TRANSIT CUSTOM
View Details

Accident 2025010598322

Slight
51.4895, -0.3168
2 vehicles 1 casualty
MERCEDES GLB CLASS VOLKSWAGEN T-ROC
View Details

Accident 2025430475704

Slight
51.4556, -1.4916
1 vehicle 2 casualties
RENAULT CLIO
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Accident 2025610039425

Slight
51.5936, -2.8592
4 vehicles 5 casualties
CITROEN C5 MERCEDES A CLASS SEAT LEON Car
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Accident 2025430473221

Slight
51.4911, -0.5438
2 vehicles 2 casualties
PEUGEOT 3008 HONDA CIVIC
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Accident 2025522600186

Slight
51.5046, -2.5040
2 vehicles 1 casualty
KIA CEED Van / Goods 3.5 tonnes mgw or under
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Accident 2025622500736

Slight
51.6445, -3.8455
5 vehicles 1 casualty
TOYOTA PROACE AUDI A1 CITROEN C5 FORD TOURNEO CONNECT SKODA OCTAVIA
View Details

Accident 2025010596425

Slight
51.4959, -0.4596
2 vehicles 1 casualty
MERCEDES SPRINTER MITSUBISHI ASX
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Accident 2025610043625

Slight
51.5864, -2.8386
2 vehicles 1 casualty
RENAULT CAPTUR VAUXHALL ASTRA
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Accident 2025010596361

Slight
51.4942, -0.4385
1 vehicle 1 casualty
VOLKSWAGEN POLO
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Accident 2025010595939

Serious
51.4926, -0.4130
2 vehicles 1 casualty
KAWASAKI ZR VOLVO XC90
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Accident 2025622500670

Slight
51.5164, -3.6938
2 vehicles 2 casualties
CITROEN BERLINGO KIA PICANTO
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Accident 2025430453873

Slight
51.4140, -0.9726
2 vehicles 1 casualty
FORD FIESTA BMW 1 SERIES
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Accident 2025430451589

Slight
51.4584, -1.1963
1 vehicle 1 casualty
BMW X6
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Accident 2025430458945

Slight
51.4140, -0.9726
2 vehicles 1 casualty
RENAULT MEGANE Car
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Accident 2025541686704

Slight
51.5432, -1.8453
1 vehicle 1 casualty
CITROEN BERLINGO
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Accident 2025622500592

Slight
51.5128, -3.3671
2 vehicles 1 casualty
TOYOTA YARIS Goods 7.5 tonnes mgw and over
View Details