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 200101TX01108

Slight
51.4951, -0.4713
4 vehicles 2 casualties
VAUXHALL NOVA TOYOTA CELICA RENAULT CLIO VAUXHALL ASTRA
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Accident 200143W484101

Slight
51.4988, -0.7259
3 vehicles 1 casualty
NISSAN MICRA (2y) Van / Goods 3.5 tonnes mgw or under SAAB 9-3
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Accident 200154MA10601

Slight
51.5438, -1.8488
2 vehicles 1 casualty
VAUXHALL ASTRA (3y) Vehicle
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Accident 200143W462101

Slight
51.4990, -0.7230
3 vehicles 1 casualty
VAUXHALL CAVALIER VOLKSWAGEN GOLF ROVER Model Missing
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Accident 2001610113801

Slight
51.5988, -2.9392
3 vehicles 1 casualty
PEUGEOT 205 VOLKSWAGEN CADDY Vehicle
View Details

Accident 200143W467101

Slight
51.4937, -0.5073
2 vehicles 1 casualty
TOYOTA CARINA FORD ESCORT
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Accident 2001620046590

Slight
51.5164, -3.6940
2 vehicles 2 casualties
ROVER 400 SERIES (2y) PEUGEOT 106 (4y)
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Accident 2001620049050

Slight
51.5332, -3.5684
2 vehicles 1 casualty
Vehicle FORD MONDEO
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Accident 2001620048014

Slight
51.6790, -3.9177
4 vehicles 2 casualties
Vehicle Vehicle TOYOTA CARINA VAUXHALL CORSA
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Accident 200143W444101

Slight
51.4928, -0.5160
2 vehicles 1 casualty
BMW 3 SERIES VAUXHALL OMEGA
View Details

Accident 200143W435101

Slight
51.4930, -0.5203
2 vehicles 1 casualty
CITROEN SAXO BMW 3 SERIES (1y)
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Accident 200101TX01119

Slight
51.4906, -0.4027
2 vehicles 1 casualty
NISSAN MICRA Vehicle
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Accident 200101TX01128

Slight
51.4956, -0.4543
2 vehicles 1 casualty
TRIUMPH TT600 Vehicle
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Accident 2001520142433

Serious
51.5060, -2.5107
2 vehicles 1 casualty
Goods 7.5 tonnes mgw and over VOLKSWAGEN TRANSPORTER
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Accident 200143W440101

Slight
51.4993, -0.7161
5 vehicles 3 casualties
Vehicle FORD MONDEO HYUNDAI PONY VOLKSWAGEN PASSAT (1y) FORD FIESTA
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Accident 200154MA10501

Slight
51.5003, -1.5872
1 vehicle 2 casualties
LEXUS GS300 (4y)
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Accident 200101ID00121

Slight
51.4804, -0.4535
2 vehicles 2 casualties
LAND ROVER DISCOVERY (4y) VAUXHALL FRONTERA (2y)
View Details

Accident 2001520140881

Slight
51.5065, -2.5120
3 vehicles 1 casualty
ERF Model Missing (2y) ERF Model Missing DAF TRUCKS FA 55
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Accident 200143W336101

Slight
51.4528, -1.3224
2 vehicles 1 casualty
Vehicle KAWASAKI ZX600 (2y)
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Accident 2001620045920

Slight
51.5254, -3.2548
1 vehicle 2 casualties
FORD ESCORT
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