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 2019621901282

Slight
51.5072, -3.3251
3 vehicles 1 casualty
TOYOTA YARIS AUDI A3 MERCEDES GLC CLASS
View Details

Accident 2019430316444

Slight
51.4468, -0.8203
3 vehicles 1 casualty
FORD FIESTA MERCEDES A CLASS (4y) Van / Goods 3.5 tonnes mgw or under
View Details

Accident 2019010210608

Slight
51.4951, -0.4465
2 vehicles 2 casualties
AUDI A3 (1y) BMW X5
View Details

Accident 2019610051919

Slight
51.6047, -2.9857
4 vehicles 2 casualties
MINI ONE Car Car Car
View Details

Accident 2019549775919

Slight
51.5260, -1.7176
2 vehicles 3 casualties
Goods 7.5 tonnes mgw and over RENAULT TRAFIC (3y)
View Details

Accident 2019430304822

Serious
51.4270, -1.0418
3 vehicles 8 casualties
HYUNDAI TUCSON (1y) BMW 5 SERIES Van / Goods 3.5 tonnes mgw or under
View Details

Accident 2019010208824

Slight
51.4912, -0.4098
2 vehicles 1 casualty
NISSAN NOTE HONDA SH 125 (1y)
View Details

Accident 2019621901249

Slight
51.6749, -3.9665
2 vehicles 3 casualties
BMW X5 (1y) FORD FIESTA
View Details

Accident 2019430313940

Slight
51.4628, -1.2377
2 vehicles 2 casualties
Car FORD TRANSIT CUSTOM (3y)
View Details

Accident 2019010208157

Slight
51.4957, -0.4612
2 vehicles 1 casualty
VOLKSWAGEN SHARAN (3y) BMW 1 SERIES
View Details

Accident 2019621901244

Slight
51.5266, -3.5267
4 vehicles 1 casualty
FORD FIESTA BMW 3 SERIES KIA OPTIMA (2y) MINI COOPER (4y)
View Details

Accident 2019430298431

Serious
51.4488, -1.0754
2 vehicles 1 casualty
VAUXHALL AGILA BMW 2 SERIES
View Details

Accident 2019621901241

Slight
51.5116, -3.2961
5 vehicles 2 casualties
AUDI A6 VOLKSWAGEN GOLF FORD FIESTA (1y) RENAULT CLIO (4y) AUDI A1
View Details

Accident 2019522000780

Slight
51.5754, -2.6114
2 vehicles 1 casualty
FORD FOCUS MERCEDES Model Missing
View Details

Accident 2019430295617

Slight
51.4585, -1.1916
1 vehicle 1 casualty
PORSCHE MACAN (3y)
View Details

Accident 2019610047619

Slight
51.5939, -3.0246
3 vehicles 1 casualty
DACIA DUSTER PEUGEOT 2008 (1y) MERCEDES E CLASS
View Details

Accident 2019621901211

Slight
51.5334, -3.5866
1 vehicle 1 casualty
CHEVROLET MATIZ
View Details

Accident 2019010206838

Slight
51.4943, -0.4369
4 vehicles 2 casualties
RENAULT MEGANE PEUGEOT 307 MERCEDES SLC CLASS (2y) SKODA FABIA
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Accident 2019610047319

Serious
51.5557, -3.0516
4 vehicles 5 casualties
VAUXHALL CORSA Car FORD FIESTA PEUGEOT 108 (2y)
View Details

Accident 2019010206274

Slight
51.4957, -0.4648
2 vehicles 1 casualty
FORD GALAXY (1y) VOLKSWAGEN GOLF (3y)
View Details