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 2014546568514

Slight
51.5150, -2.1081
2 vehicles 1 casualty
FORD TRANSIT VOLKSWAGEN SCIROCCO
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Accident 201401XH30442

Slight
51.4973, -0.4529
2 vehicles 1 casualty
BMW 1 SERIES BMW 3 SERIES
View Details

Accident 2014521404990

Slight
51.4999, -2.3669
3 vehicles 1 casualty
BMW 5 SERIES SUZUKI SWIFT VAUXHALL ASTRA (2y)
View Details

Accident 2014621401308

Slight
51.6763, -3.9047
5 vehicles 1 casualty
VAUXHALL CORSA JAGUAR XF SERIES BMW 3 SERIES DAF TRUCKS FA 45LF MITSUBISHI COLT
View Details

Accident 201443R106074

Slight
51.4932, -0.5191
4 vehicles 3 casualties
Goods 7.5 tonnes mgw and over VAUXHALL CORSA (2y) NISSAN PRIMERA LAND ROVER FREELANDER (2y)
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Accident 201443R090074

Slight
51.5093, -0.6455
4 vehicles 1 casualty
SEAT IBIZA SEAT IBIZA BMW 1 SERIES (4y) BMW 1 SERIES
View Details

Accident 201443W104074

Slight
51.4566, -1.3563
2 vehicles 2 casualties
SKODA FABIA VOLKSWAGEN TRANSPORTER
View Details

Accident 201443R147074

Slight
51.4937, -0.4977
1 vehicle 2 casualties
PEUGEOT 307
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Accident 2014546332614

Serious
51.5131, -2.1395
2 vehicles 3 casualties
RENAULT CLIO MERCEDES E CLASS
View Details

Accident 201443R079074

Slight
51.4916, -0.7408
3 vehicles 3 casualties
Car FORD FIESTA CHRYSLER Model Missing
View Details

Accident 2014621401828

Slight
51.5327, -3.5710
1 vehicle 1 casualty
AUDI A6 (1y)
View Details

Accident 2014546311814

Slight
51.5120, -1.6252
1 vehicle 2 casualties
HONDA CRV (4y)
View Details

Accident 2014621401278

Slight
51.5328, -3.2244
2 vehicles 1 casualty
VAUXHALL ZAFIRA (1y) RENAULT SCENIC
View Details

Accident 201443R062074

Slight
51.4220, -1.0249
4 vehicles 2 casualties
NISSAN QASHQAI (3y) SKODA CITIGO (1y) HYUNDAI IX35 VAUXHALL ASTRA
View Details

Accident 201443W117074

Slight
51.4630, -1.2509
1 vehicle 1 casualty
MINI COOPER
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Accident 201443R051074

Slight
51.4999, -0.7240
2 vehicles 1 casualty
VAUXHALL TIGRA BMW 5 SERIES
View Details

Accident 2014610035614

Slight
51.6015, -2.9284
2 vehicles 1 casualty
FORD FIESTA FORD FIESTA
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Accident 201401XH30416

Serious
51.4933, -0.4238
2 vehicles 1 casualty
KAWASAKI ZR1000 HONDA CIVIC
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Accident 201443R034074

Slight
51.4933, -0.5302
4 vehicles 2 casualties
FORD TRANSIT CITROEN C1 (2y) BMW M3 MAZDA 6
View Details

Accident 2014621401281

Slight
51.5063, -3.3219
2 vehicles 1 casualty
RENAULT MODUS (3y) PEUGEOT 308
View Details