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 2009620191332

Slight
51.6797, -3.9243
1 vehicle 2 casualties
Car
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Accident 200943W244069

Serious
51.4288, -1.0451
1 vehicle 1 casualty
FORD Model Missing (2y)
View Details

Accident 200943R133069

Serious
51.4530, -1.3224
2 vehicles 2 casualties
Bus or coach (17 or more pass seats) ROVER 25
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Accident 2009620191325

Slight
51.6761, -3.9938
3 vehicles 1 casualty
HONDA JAZZ (1y) FORD MONDEO (4y) VOLVO V70
View Details

Accident 200943W215069

Slight
51.4141, -0.9500
2 vehicles 1 casualty
VOLKSWAGEN POLO VAUXHALL OMEGA
View Details

Accident 200943R151069

Slight
51.4933, -0.5275
2 vehicles 2 casualties
Goods 7.5 tonnes mgw and over NISSAN MICRA
View Details

Accident 2009620190899

Slight
51.5068, -3.3115
2 vehicles 2 casualties
PEUGEOT 306 VAUXHALL ZAFIRA (2y)
View Details

Accident 200901TX20357

Slight
51.4914, -0.2984
2 vehicles 1 casualty
Van / Goods 3.5 tonnes mgw or under FORD FOCUS
View Details

Accident 2009620191170

Slight
51.6487, -3.8498
1 vehicle 1 casualty
FORD KA
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Accident 2009620190770

Slight
51.5340, -3.2201
2 vehicles 2 casualties
VOLVO Model Missing (4y) HYUNDAI ACCENT
View Details

Accident 2009620190959

Slight
51.5098, -3.3571
2 vehicles 1 casualty
LAND ROVER RANGE ROVER (2y) JAGUAR X TYPE
View Details

Accident 200943R127069

Slight
51.4880, -0.5562
3 vehicles 1 casualty
Car MERCEDES A CLASS Vehicle
View Details

Accident 200943R105069

Slight
51.5038, -0.6923
1 vehicle 2 casualties
Car
View Details

Accident 200943W185069

Slight
51.4595, -1.1348
2 vehicles 1 casualty
MERCEDES C CLASS (1y) VAUXHALL MERIVA (3y)
View Details

Accident 200954MA02209

Slight
51.5470, -1.9593
1 vehicle 1 casualty
PEUGEOT 306
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Accident 2009520905360

Slight
51.5760, -2.5993
2 vehicles 2 casualties
RENAULT CLIO NISSAN MICRA
View Details

Accident 200954MB02309

Slight
51.5135, -2.1387
1 vehicle 2 casualties
CITROEN C15
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Accident 200943W097069

Serious
51.4241, -0.8932
1 vehicle 1 casualty
FORD ESCORT
View Details

Accident 200943W049069

Slight
51.4605, -1.1562
3 vehicles 1 casualty
PEUGEOT 207 (1y) FORD GALAXY (2y) Goods 7.5 tonnes mgw and over
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Accident 200943R038069

Slight
51.4902, -0.7445
1 vehicle 1 casualty
PEUGEOT 206
View Details