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 2015540624415

Slight
51.5149, -2.0783
2 vehicles 1 casualty
SKODA ROOMSTER (3y) FORD TRANSIT
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Accident 2015621500126

Slight
51.5123, -3.3647
3 vehicles 1 casualty
Car Car Car
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Accident 2015621500119

Slight
51.5061, -3.3184
2 vehicles 1 casualty
Car Car
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Accident 201543R117015

Slight
51.4933, -0.5249
4 vehicles 2 casualties
Goods 7.5 tonnes mgw and over Car BMW 6 SERIES (1y) AUDI A3
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Accident 201501XH30013

Slight
51.4958, -0.4560
2 vehicles 2 casualties
Car FORD FOCUS (2y)
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Accident 201543R121015

Slight
51.4885, -0.5547
2 vehicles 1 casualty
KAWASAKI EX 650 (1y) PEUGEOT EXPERT (3y)
View Details

Accident 201543R259015

Slight
51.4933, -0.5219
5 vehicles 1 casualty
Car Car Taxi/Private hire car BMW 3 SERIES (3y) FORD TRANSIT (1y)
View Details

Accident 2015621500106

Slight
51.5499, -3.7332
3 vehicles 1 casualty
Car Car Goods 7.5 tonnes mgw and over
View Details

Accident 2015610003215

Slight
51.5815, -2.7899
2 vehicles 1 casualty
Goods 7.5 tonnes mgw and over Car
View Details

Accident 201501XH30005

Slight
51.4955, -0.4563
3 vehicles 4 casualties
NISSAN QASHQAI (4y) LEXUS IS220 FORD MONDEO (3y)
View Details

Accident 201543R092015

Slight
51.4953, -0.7342
2 vehicles 1 casualty
DAF TRUCKS Model Missing (1y) BMW 3 SERIES
View Details

Accident 2015610001615

Slight
51.5951, -2.9515
1 vehicle 2 casualties
Car
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Accident 2015621500120

Slight
51.5191, -3.5092
2 vehicles 1 casualty
Car Car
View Details

Accident 2015621500069

Slight
51.6357, -3.8367
1 vehicle 1 casualty
Car
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Accident 2015621500093

Slight
51.6758, -3.9015
1 vehicle 1 casualty
Car
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Accident 2015621500067

Serious
51.5311, -3.6151
2 vehicles 1 casualty
Car Goods 7.5 tonnes mgw and over
View Details

Accident 2015540332615

Slight
51.5136, -2.1369
2 vehicles 1 casualty
VOLKSWAGEN POLO TOYOTA MR2
View Details

Accident 201543R145015

Slight
51.4942, -0.5063
3 vehicles 1 casualty
LAND ROVER RANGE ROVER (3y) MITSUBISHI OUTLANDER MINI ONE (3y)
View Details

Accident 201501TX20238

Serious
51.4917, -0.2911
1 vehicle 1 casualty
VAUXHALL CORSA
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Accident 201543R056015

Slight
51.4890, -0.7484
2 vehicles 1 casualty
VOLKSWAGEN GOLF Car
View Details