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 200401TE00379

Slight
51.4958, -0.4556
2 vehicles 2 casualties
RENAULT 5 BMW 3 SERIES
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Accident 2004610053904

Slight
51.5993, -2.9380
3 vehicles 1 casualty
MERCEDES SPRINTER NISSAN PRIMERA MERCEDES C CLASS
View Details

Accident 2004620109040

Slight
51.6162, -3.8080
1 vehicle 1 casualty
VAUXHALL CORSA
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Accident 200454MA04504

Serious
51.5178, -2.0586
3 vehicles 2 casualties
RENAULT LAGUNA (1y) SCANIA Model Missing (3y) FORD PUMA (3y)
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Accident 2004620108889

Slight
51.6763, -3.9966
3 vehicles 2 casualties
FORD TRANSIT PEUGEOT 205 PEUGEOT 306
View Details

Accident 2004620108609

Slight
51.5410, -3.1279
2 vehicles 1 casualty
Vehicle SKODA OCTAVIA
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Accident 2004620109407

Slight
51.5270, -3.2417
3 vehicles 1 casualty
Vehicle Vehicle SAAB 900
View Details

Accident 200443W373054

Slight
51.4989, -0.7217
3 vehicles 1 casualty
HONDA CRV FIAT PUNTO (3y) TOYOTA AVENSIS
View Details

Accident 200443P155054

Slight
51.4205, -1.0082
2 vehicles 2 casualties
BMW 3 SERIES (2y) AUDI TT (2y)
View Details

Accident 2004520060500

Slight
51.5507, -2.5526
1 vehicle 1 casualty
RENAULT MEGANE (2y)
View Details

Accident 200443W131054

Slight
51.4647, -0.7794
1 vehicle 1 casualty
TOYOTA CELICA (3y)
View Details

Accident 200443W122054

Slight
51.4624, -0.7837
1 vehicle 1 casualty
FORD PROBE
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Accident 2004620109519

Slight
51.5334, -3.5729
2 vehicles 1 casualty
FORD MONDEO ROVER 200 SERIES
View Details

Accident 200401TE00342

Slight
51.4912, -0.2931
2 vehicles 1 casualty
FIAT PUNTO (2y) MERCEDES S CLASS
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Accident 200401XH00359

Slight
51.4961, -0.4525
2 vehicles 3 casualties
FORD KA (4y) NISSAN SUNNY
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Accident 200401TE00344

Slight
51.4959, -0.4589
2 vehicles 1 casualty
PEUGEOT 206 Goods 7.5 tonnes mgw and over
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Accident 2004610046304

Slight
51.6040, -2.9924
3 vehicles 2 casualties
AUDI A4 VOLVO 850 VAUXHALL ASTRA
View Details

Accident 200443N124054

Slight
51.5116, -0.6545
1 vehicle 1 casualty
MERCEDES SLK CLASS
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Accident 200401TE00318

Slight
51.4957, -0.4497
1 vehicle 2 casualties
Vehicle
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Accident 200454MA04404

Slight
51.5130, -1.6296
2 vehicles 1 casualty
Van / Goods 3.5 tonnes mgw or under HONDA CRV (1y)
View Details