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 2017521800056

Slight
51.5095, -2.5159
3 vehicles 1 casualty
PEUGEOT 308 VOLKSWAGEN TOURAN Motorcycle over 500cc
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Accident 2017430318168

Slight
51.4933, -0.5202
3 vehicles 1 casualty
TOYOTA YARIS BMW 1 SERIES Car
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Accident 2017549810617

Serious
51.5327, -2.0137
4 vehicles 3 casualties
ROVER 25 PEUGEOT 208 CITROEN DS3 (2y) BMW 3 SERIES
View Details

Accident 2017621701445

Slight
51.6299, -3.8306
1 vehicle 1 casualty
MERCEDES SPRINTER (2y)
View Details

Accident 2017610047417

Slight
51.6012, -2.9309
2 vehicles 1 casualty
DAF TRUCKS Model Missing VAUXHALL INSIGNIA
View Details

Accident 2017549806617

Fatal
51.5322, -2.0159
1 vehicle 1 casualty
BMW 5 SERIES (4y)
View Details

Accident 2017010065653

Slight
51.4953, -0.4544
1 vehicle 1 casualty
SUBARU FORESTER
View Details

Accident 2017430318338

Slight
51.4879, -0.5573
2 vehicles 2 casualties
FIAT 500 (4y) FORD FOCUS
View Details

Accident 2017621701461

Slight
51.5760, -3.7538
3 vehicles 1 casualty
VOLKSWAGEN TIGUAN (2y) KIA SPORTAGE (2y) VOLKSWAGEN BORA
View Details

Accident 2017430314718

Slight
51.4933, -0.5231
3 vehicles 3 casualties
CITROEN C3 (3y) MINI ROADSTER (4y) VOLKSWAGEN SHARAN (1y)
View Details

Accident 2017010064572

Slight
51.4934, -0.4255
4 vehicles 2 casualties
VAUXHALL CORSA (4y) AUDI A6 CITROEN C4 (4y) MCC SMART
View Details

Accident 2017010064564

Slight
51.4826, -0.4527
2 vehicles 2 casualties
VOLKSWAGEN SHARAN VOLKSWAGEN GOLF
View Details

Accident 2017010064504

Slight
51.4932, -0.4225
4 vehicles 1 casualty
MERCEDES C CLASS VOLKSWAGEN POLO FORD FOCUS VAUXHALL VIVARO (2y)
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Accident 2017521800191

Slight
51.5064, -2.4845
1 vehicle 2 casualties
MAZDA 6
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Accident 2017549571717

Slight
51.5150, -2.1087
1 vehicle 1 casualty
SKODA ROOMSTER (2y)
View Details

Accident 2017430311121

Slight
51.4959, -0.7328
1 vehicle 1 casualty
VAUXHALL CORSA (3y)
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Accident 2017430308174

Slight
51.4218, -1.0235
2 vehicles 1 casualty
LAND ROVER RANGE ROVER EVOQUE (2y) BMW 1 SERIES
View Details

Accident 2017010063874

Slight
51.4946, -0.4537
4 vehicles 1 casualty
Taxi/Private hire car VOLKSWAGEN GOLF (2y) BMW 3 SERIES AUDI A3 (2y)
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Accident 2017430308725

Slight
51.5114, -0.6649
3 vehicles 1 casualty
Car BMW 5 SERIES AUDI A5
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Accident 2017610048417

Fatal
51.5861, -2.8297
2 vehicles 2 casualties
FORD MONDEO MERCEDES SPRINTER
View Details