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 201443R067094

Slight
51.4932, -0.5188
3 vehicles 1 casualty
Van / Goods 3.5 tonnes mgw or under (1y) LAND ROVER RANGE ROVER (4y) Goods 7.5 tonnes mgw and over
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Accident 2014547984114

Serious
51.5146, -2.1047
2 vehicles 1 casualty
BMW 3 SERIES (4y) DAF TRUCKS Model Missing
View Details

Accident 201443R026094

Slight
51.5017, -0.5954
2 vehicles 1 casualty
DAF TRUCKS FTG 95XF RENAULT SCENIC
View Details

Accident 2014621401684

Slight
51.5144, -3.5014
1 vehicle 1 casualty
CITROEN BERLINGO
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Accident 2014621401571

Slight
51.6762, -3.9939
2 vehicles 1 casualty
SEAT IBIZA FORD S-MAX (3y)
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Accident 201401XH30537

Slight
51.4949, -0.4475
1 vehicle 1 casualty
NISSAN QASHQAI
View Details

Accident 201401TX20726

Slight
51.4928, -0.3596
2 vehicles 1 casualty
VAUXHALL ASTRA FORD FIESTA
View Details

Accident 201443R218084

Serious
51.5077, -0.6372
1 vehicle 1 casualty
PEUGEOT BOXER
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Accident 2014547877414

Slight
51.5098, -1.6169
2 vehicles 1 casualty
RENAULT TRAFIC CITROEN C2
View Details

Accident 201443W201084

Serious
51.4182, -0.9897
2 vehicles 5 casualties
JAGUAR S TYPE MERCEDES C CLASS
View Details

Accident 2014621401575

Slight
51.5811, -3.7610
1 vehicle 1 casualty
CITROEN C3 (2y)
View Details

Accident 201443R208084

Slight
51.4932, -0.5189
3 vehicles 3 casualties
AUDI A4 FORD KA FORD FOCUS (1y)
View Details

Accident 2014621401640

Slight
51.5422, -3.1292
2 vehicles 2 casualties
VOLVO Model Missing FORD GALAXY
View Details

Accident 2014547791014

Slight
51.5099, -2.1635
2 vehicles 2 casualties
RENAULT CLIO BMW 3 SERIES (3y)
View Details

Accident 201443R215084

Slight
51.4601, -0.7898
2 vehicles 1 casualty
Goods 7.5 tonnes mgw and over FORD FOCUS
View Details

Accident 201401XH30765

Slight
51.4957, -0.4642
3 vehicles 1 casualty
VAUXHALL CORSA FORD TRANSIT Car
View Details

Accident 201443R169084

Slight
51.4932, -0.5205
4 vehicles 3 casualties
VOLKSWAGEN GOLF MG ZT VOLKSWAGEN PASSAT Car
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Accident 201443W188084

Slight
51.4221, -1.0243
2 vehicles 1 casualty
SMART FORTWO Car
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Accident 2014621401588

Slight
51.6746, -3.9683
1 vehicle 1 casualty
FORD FIESTA
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Accident 201401XH30510

Serious
51.4949, -0.4539
2 vehicles 1 casualty
HONDA VFR800F Car
View Details