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 201143R195091

Slight
51.5067, -0.6862
2 vehicles 5 casualties
MERCEDES ML CLASS NISSAN PRIMERA
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Accident 2011620211667

Slight
51.5270, -3.2417
2 vehicles 1 casualty
Goods 7.5 tonnes mgw and over VOLKSWAGEN PASSAT
View Details

Accident 2011548373011

Slight
51.5133, -2.2292
3 vehicles 2 casualties
PEUGEOT 206 FORD FIESTA TOYOTA AVENSIS
View Details

Accident 201143W160091

Slight
51.4629, -1.2496
1 vehicle 3 casualties
NISSAN QASHQAI (4y)
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Accident 201101TX20607

Slight
51.4886, -0.3776
2 vehicles 4 casualties
Taxi/Private hire car RENAULT CLIO
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Accident 2011620211384

Serious
51.5239, -3.2655
2 vehicles 2 casualties
KAWASAKI ZX900 PEUGEOT 106
View Details

Accident 2011548319011

Fatal
51.5140, -2.2352
4 vehicles 6 casualties
LAND ROVER DISCOVERY (1y) DAF TRUCKS Model Missing (3y) VAUXHALL CORSA MERCEDES Model Missing (2y)
View Details

Accident 201101XH30564

Slight
51.4956, -0.4584
3 vehicles 1 casualty
Car Car Car
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Accident 201143R154091

Slight
51.4625, -0.7837
2 vehicles 1 casualty
VAUXHALL ASTRA PEUGEOT 106
View Details

Accident 2011521106346

Slight
51.5158, -2.5202
2 vehicles 1 casualty
Motorcycle over 500cc SAAB 9-5
View Details

Accident 201143W164091

Slight
51.4341, -0.8501
2 vehicles 1 casualty
BMW 7 SERIES MAN Model Missing (3y)
View Details

Accident 201143R138091

Slight
51.5107, -0.6515
2 vehicles 1 casualty
FORD FIESTA HONDA CBR600F
View Details

Accident 2011548203111

Slight
51.5552, -1.8804
4 vehicles 2 casualties
Car MERCEDES C CLASS Car FORD TRANSIT (1y)
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Accident 201143R126091

Slight
51.4889, -0.5533
2 vehicles 1 casualty
MERCEDES S CLASS (4y) SUZUKI SWIFT (1y)
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Accident 2011548185411

Slight
51.5100, -2.1957
2 vehicles 1 casualty
DAF TRUCKS FA 55LF PEUGEOT 206
View Details

Accident 201143W115091

Slight
51.4630, -1.2267
3 vehicles 1 casualty
Goods 7.5 tonnes mgw and over FORD FIESTA VOLKSWAGEN TRANSPORTER
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Accident 2011620211757

Slight
51.5221, -3.2698
2 vehicles 2 casualties
Goods 7.5 tonnes mgw and over Car
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Accident 2011548115611

Slight
51.5359, -1.9997
1 vehicle 1 casualty
VAUXHALL VECTRA
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Accident 201143W122091

Serious
51.4130, -0.9537
1 vehicle 1 casualty
FORD FOCUS (2y)
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Accident 201143W087091

Slight
51.4563, -1.2936
3 vehicles 1 casualty
NISSAN ALMERA TOYOTA YARIS (2y) AUDI A4
View Details