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 201201TX20266

Slight
51.4892, -0.3149
2 vehicles 1 casualty
VAUXHALL CORSA (3y) SUZUKI GSXR 1000
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Accident 201243W205042

Slight
51.4532, -1.3254
3 vehicles 1 casualty
Goods 7.5 tonnes mgw and over FORD FOCUS (2y) BMW 5 SERIES
View Details

Accident 201201TX20235

Slight
51.4878, -0.3900
3 vehicles 1 casualty
Car FORD FOCUS VAUXHALL ASTRA (4y)
View Details

Accident 2012521202628

Slight
51.5119, -2.5183
2 vehicles 1 casualty
FIAT PANDA NISSAN QASHQAI
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Accident 201243R170042

Slight
51.4931, -0.5232
1 vehicle 1 casualty
FORD MONDEO
View Details

Accident 201201TX20211

Slight
51.4916, -0.2827
3 vehicles 1 casualty
JAGUAR S TYPE SKODA OCTAVIA MAZDA 3
View Details

Accident 201201XH30287

Slight
51.4946, -0.4737
3 vehicles 3 casualties
SKODA OCTAVIA PEUGEOT 206 Car
View Details

Accident 201243W174042

Slight
51.4300, -0.8555
1 vehicle 1 casualty
RENAULT CLIO
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Accident 201243R171042

Slight
51.4885, -0.5549
4 vehicles 1 casualty
Car Car SEAT IBIZA FIAT BRAVO
View Details

Accident 2012610019812

Fatal
51.5809, -2.7820
2 vehicles 1 casualty
SUZUKI SV 1000 Van / Goods 3.5 tonnes mgw or under
View Details

Accident 201243W152042

Slight
51.4534, -1.3787
6 vehicles 3 casualties
FORD TRANSIT VAUXHALL VECTRA CITROEN XSARA AUDI Q5 (1y) MAZDA 3 VOLKSWAGEN PASSAT (3y)
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Accident 2012543533412

Slight
51.5059, -1.5970
1 vehicle 1 casualty
LAND ROVER RANGE ROVER
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Accident 2012621200017

Slight
51.5064, -3.3090
2 vehicles 1 casualty
FORD KUGA (2y) FORD KA
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Accident 2012543568312

Slight
51.5275, -2.0314
1 vehicle 1 casualty
BMW X1 (1y)
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Accident 201243R109042

Slight
51.4935, -0.5102
2 vehicles 2 casualties
CITROEN DISPATCH HONDA CIVIC
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Accident 201243R132042

Slight
51.4600, -0.7897
2 vehicles 1 casualty
Car FORD FIESTA
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Accident 201201XH30267

Slight
51.4962, -0.4527
1 vehicle 1 casualty
FORD FOCUS (1y)
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Accident 201201TX20195

Slight
51.4914, -0.2823
2 vehicles 2 casualties
RENAULT LAGUNA Car
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Accident 201243R123042

Slight
51.4641, -0.7802
3 vehicles 1 casualty
Car MINI COOPER TOYOTA PRIUS (2y)
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Accident 201243W065042

Slight
51.4632, -1.2234
1 vehicle 1 casualty
Car
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