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 201143W182031

Slight
51.4364, -1.0592
4 vehicles 4 casualties
VOLKSWAGEN TRANSPORTER (4y) MG ZS AUDI A3 (2y) Car
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Accident 201143R217031

Slight
51.4937, -0.5091
3 vehicles 1 casualty
BMW 3 SERIES FORD MONDEO (3y) VOLKSWAGEN POLO
View Details

Accident 201101TX20176

Slight
51.4911, -0.3042
4 vehicles 1 casualty
RENAULT LAGUNA CITROEN C5 (2y) PEUGEOT 107 VOLKSWAGEN GOLF
View Details

Accident 201101XH30192

Serious
51.4954, -0.4661
1 vehicle 1 casualty
TOYOTA AVENSIS (4y)
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Accident 201143W221031

Slight
51.4116, -0.9679
2 vehicles 1 casualty
Car MERCEDES A CLASS
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Accident 201143W155031

Serious
51.4243, -1.0342
1 vehicle 1 casualty
Motorcycle over 500cc
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Accident 2011620207870

Slight
51.6758, -3.9011
2 vehicles 1 casualty
RENAULT MODUS FORD FUSION
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Accident 201143N279031

Slight
51.5071, -0.6853
2 vehicles 1 casualty
FORD MONDEO KAWASAKI ZX600
View Details

Accident 2011620208088

Slight
51.5063, -3.3091
2 vehicles 2 casualties
FORD MONDEO DAIHATSU TERIOS
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Accident 201101XH30201

Slight
51.4958, -0.4610
4 vehicles 2 casualties
MITSUBISHI Model Missing NISSAN MICRA (1y) Car RENAULT MASTER (3y)
View Details

Accident 201154MB00811

Slight
51.5230, -1.6690
2 vehicles 1 casualty
RENAULT LAGUNA FORD MONDEO (3y)
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Accident 201101XH30190

Slight
51.4943, -0.4400
1 vehicle 1 casualty
Car
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Accident 201101XH30191

Slight
51.4951, -0.4527
2 vehicles 2 casualties
FORD FIESTA Car
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Accident 201154MA00711

Slight
51.5421, -1.8389
2 vehicles 1 casualty
TOYOTA CELICA DAF TRUCKS FTG 85CF
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Accident 201143R268031

Slight
51.4932, -0.5203
4 vehicles 1 casualty
JAGUAR S TYPE MAN Model Missing (3y) SCANIA Model Missing (4y) DAF TRUCKS FAD 85CF
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Accident 201154MA00911

Slight
51.5141, -2.1314
1 vehicle 1 casualty
SEAT AROSA
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Accident 2011610011711

Slight
51.6000, -2.8866
2 vehicles 1 casualty
Car CITROEN C3
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Accident 2011620208250

Slight
51.5332, -3.5658
4 vehicles 5 casualties
TOYOTA COROLLA TOYOTA RAV4 (3y) FORD KA IVECO-FORD Model Missing
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Accident 201143R118031

Fatal
51.5008, -0.6993
6 vehicles 1 casualty
FORD FIESTA BMW 3 SERIES (2y) FORD MONDEO (2y) FORD MONDEO Car MITSUBISHI SHOGUN
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Accident 2011620207785

Slight
51.6748, -3.8969
2 vehicles 1 casualty
Van / Goods 3.5 tonnes mgw or under FORD FIESTA
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