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 2016521608400

Slight
51.5695, -2.6690
2 vehicles 2 casualties
VOLVO S40 FORD FOCUS
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Accident 2016541152116

Serious
51.5371, -1.9934
1 vehicle 1 casualty
MAZDA MX-5 (1y)
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Accident 2016541129116

Slight
51.5045, -1.5935
1 vehicle 2 casualties
SKODA FABIA
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Accident 2016521601351

Slight
51.5611, -2.5616
2 vehicles 2 casualties
Car LAND ROVER RANGE ROVER SPORT (4y)
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Accident 2016621600194

Slight
51.5163, -3.5060
2 vehicles 1 casualty
FORD FIESTA FORD TRANSIT
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Accident 201643R033026

Slight
51.4586, -0.7933
2 vehicles 1 casualty
Car AUDI A1 (2y)
View Details

Accident 201643R040026

Slight
51.4535, -0.8032
2 vehicles 2 casualties
MERCEDES SPRINTER (2y) VOLVO Model Missing
View Details

Accident 201643R013026

Slight
51.4625, -0.7837
2 vehicles 1 casualty
ROVER 25 RENAULT MASTER (4y)
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Accident 2016540982916

Serious
51.5096, -2.1821
1 vehicle 1 casualty
VOLVO Model Missing
View Details

Accident 2016621600265

Slight
51.5060, -3.3189
1 vehicle 2 casualties
TOYOTA YARIS
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Accident 2016521600708

Slight
51.4999, -2.3674
2 vehicles 1 casualty
SKODA FABIA (4y) Car
View Details

Accident 2016610002716

Serious
51.5523, -3.0636
2 vehicles 4 casualties
SUZUKI WAGON R+ PEUGEOT 108 (1y)
View Details

Accident 2016621600233

Slight
51.5257, -3.2534
1 vehicle 1 casualty
NISSAN MICRA
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Accident 2016540893916

Slight
51.5109, -2.1550
3 vehicles 2 casualties
VAUXHALL ASTRA PEUGEOT 207 Car
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Accident 2016621600250

Slight
51.5160, -3.3917
1 vehicle 2 casualties
NISSAN MICRA
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Accident 2016621600238

Slight
51.5255, -3.2561
3 vehicles 1 casualty
FORD KA SEAT IBIZA (3y) BMW 1 SERIES
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Accident 2016621600225

Slight
51.6758, -3.9532
2 vehicles 2 casualties
MERCEDES ML CLASS (1y) JAGUAR XF SERIES (1y)
View Details

Accident 2016540832716

Slight
51.5538, -1.8745
1 vehicle 1 casualty
VOLVO Model Missing
View Details

Accident 2016621600235

Slight
51.5956, -3.7749
1 vehicle 1 casualty
Car
View Details

Accident 2016621600219

Slight
51.5411, -3.1281
2 vehicles 1 casualty
CITROEN C4 FORD FIESTA
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