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 199901TX00533

Slight
51.4958, -0.4617
3 vehicles 1 casualty
Van / Goods 3.5 tonnes mgw or under BMW 3 SERIES (2y) FORD MONDEO (3y)
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Accident 199943R394069

Slight
51.4889, -0.7486
2 vehicles 1 casualty
Vehicle PEUGEOT 106
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Accident 199901TX00531

Slight
51.4822, -0.4528
2 vehicles 1 casualty
FORD ESCORT (2y) LAND ROVER RANGE ROVER
View Details

Accident 199901TX00526

Slight
51.4933, -0.3580
1 vehicle 1 casualty
PEUGEOT 106 (3y)
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Accident 1999610070699

Slight
51.5948, -2.9535
5 vehicles 1 casualty
SAAB 9-5 (1y) HONDA ACCORD (1y) VAUXHALL VECTRA (3y) RENAULT LAGUNA (1y) Vehicle
View Details

Accident 1999520068497

Slight
51.5062, -2.4841
2 vehicles 1 casualty
FORD SIERRA MAN Model Missing
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Accident 1999610076999

Slight
51.6005, -2.8895
2 vehicles 1 casualty
VOLVO Model Missing PEUGEOT 205
View Details

Accident 1999520068471

Slight
51.5356, -2.5378
3 vehicles 1 casualty
FORD MONDEO (4y) FORD SIERRA FORD ESCORT
View Details

Accident 199943R345069

Slight
51.4751, -0.5241
3 vehicles 1 casualty
MAZDA DEMIO (1y) FORD ESCORT SUZUKI SWIFT (2y)
View Details

Accident 199943R018069

Slight
51.4229, -1.0293
2 vehicles 1 casualty
ROVER RANGE ROVER HONDA Model Missing
View Details

Accident 199943R028069

Slight
51.4340, -1.0538
2 vehicles 1 casualty
TOYOTA HILUX VOLVO Model Missing
View Details

Accident 199962D016499

Slight
51.5061, -3.3126
2 vehicles 1 casualty
MERCEDES E CLASS (1y) NISSAN PRIMERA
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Accident 199954MB04599

Slight
51.5552, -1.8810
2 vehicles 1 casualty
Goods 7.5 tonnes mgw and over Vehicle
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Accident 1999610069799

Slight
51.6013, -3.0055
2 vehicles 1 casualty
FORD FIESTA (3y) VAUXHALL ASTRA (2y)
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Accident 1999520063843

Slight
51.0822, -3.0864
2 vehicles 2 casualties
SAAB 900 RENAULT CLIO (4y)
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Accident 199943W318059

Slight
51.4628, -1.2241
1 vehicle 1 casualty
VOLVO 240
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Accident 1999610066999

Slight
51.5951, -2.9508
2 vehicles 2 casualties
VAUXHALL ASTRA FORD ESCORT
View Details

Accident 1999520065811

Slight
51.5580, -2.5568
3 vehicles 1 casualty
Vehicle RENAULT MEGANE (2y) FORD ESCORT
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Accident 199962D016999

Serious
51.5135, -3.2926
1 vehicle 1 casualty
VAUXHALL CAVALIER
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Accident 199943R354059

Slight
51.4360, -0.8419
4 vehicles 1 casualty
PEUGEOT 106 (4y) HONDA Model Missing NISSAN SUNNY LAND ROVER DISCOVERY
View Details