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 2017621701339

Serious
51.6491, -3.8484
1 vehicle 1 casualty
HONDA Model Missing
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Accident 2017621701351

Slight
51.5175, -3.2773
3 vehicles 2 casualties
FORD GALAXY FORD FIESTA NISSAN PULSAR (1y)
View Details

Accident 2017548562617

Slight
51.5472, -1.9518
2 vehicles 2 casualties
JAGUAR XE SERIES (2y) MERCEDES C CLASS
View Details

Accident 2017430278891

Slight
51.4601, -1.1075
2 vehicles 1 casualty
FORD GALAXY Car
View Details

Accident 2017430279409

Slight
51.4891, -0.5780
2 vehicles 1 casualty
TOYOTA VERSO (4y) VOLKSWAGEN POLO (4y)
View Details

Accident 2017430288587

Slight
51.4473, -1.4507
4 vehicles 5 casualties
VOLKSWAGEN FOX VAUXHALL ASTRAVAN VAUXHALL INSIGNIA (3y) Car
View Details

Accident 2017430277014

Slight
51.5045, -0.6911
3 vehicles 1 casualty
VAUXHALL COMBO Van / Goods 3.5 tonnes mgw or under VOLKSWAGEN CRAFTER
View Details

Accident 2017010058151

Slight
51.4901, -0.4000
3 vehicles 2 casualties
SEAT IBIZA PEUGEOT 108 (2y) Car
View Details

Accident 2017621701317

Slight
51.6478, -3.8497
2 vehicles 2 casualties
BMW 1 SERIES (3y) VAUXHALL ASTRA (2y)
View Details

Accident 2017430276667

Slight
51.5074, -0.6359
2 vehicles 2 casualties
HYUNDAI IX20 KIA CEED
View Details

Accident 2017010058137

Slight
51.4930, -0.3258
3 vehicles 3 casualties
VDL Model Missing (1y) FORD GALAXY MERCEDES VITO
View Details

Accident 2017621701296

Slight
51.5127, -3.3662
3 vehicles 1 casualty
VOLKSWAGEN POLO SAAB 9-3 FORD FIESTA
View Details

Accident 2017430266232

Slight
51.5025, -0.6126
2 vehicles 1 casualty
VOLKSWAGEN POLO VAUXHALL ZAFIRA
View Details

Accident 2017610037917

Slight
51.5950, -3.0207
6 vehicles 1 casualty
CITROEN C3 MAZDA 6 AUDI SQ5 (1y) MINI CLUBMAN (1y) PEUGEOT 207 TOYOTA YARIS
View Details

Accident 2017610040717

Slight
51.6020, -3.0027
2 vehicles 1 casualty
BMW 5 SERIES (1y) IVECO STRALIS (2y)
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Accident 2017610035417

Slight
51.6023, -3.0025
2 vehicles 1 casualty
Car FORD FIESTA (3y)
View Details

Accident 2017521707706

Slight
51.5226, -2.5253
3 vehicles 1 casualty
MITSUBISHI OUTLANDER (2y) VAUXHALL CORSA TOYOTA PRIUS
View Details

Accident 2017430285130

Slight
51.4399, -0.8336
5 vehicles 1 casualty
PEUGEOT 207 Car VAUXHALL VECTRA MAZDA 3 VOLKSWAGEN BEETLE
View Details

Accident 2017521706751

Slight
51.5061, -2.3160
1 vehicle 1 casualty
NISSAN NV200
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Accident 2017010056262

Serious
51.4941, -0.4339
2 vehicles 1 casualty
TOYOTA YARIS AUDI A6 (3y)
View Details