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 200343P080083

Slight
51.4784, -1.5494
1 vehicle 1 casualty
SUBARU LEGACY (3y)
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Accident 2003610081003

Slight
51.5974, -2.9430
4 vehicles 1 casualty
Vehicle NISSAN MICRA Vehicle FORD MONDEO
View Details

Accident 2003520101982

Slight
51.4991, -2.3702
1 vehicle 1 casualty
VAUXHALL CAVALIER (2y)
View Details

Accident 200343W048083

Serious
51.4450, -0.8239
2 vehicles 1 casualty
FORD MONDEO SCANIA Model Missing
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Accident 2003620088508

Slight
51.5408, -3.1283
2 vehicles 1 casualty
MAZDA 323 YAMAHA Model Missing
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Accident 200354DH37403

Slight
51.5274, -1.7258
2 vehicles 1 casualty
PEUGEOT 405 (1y) Vehicle
View Details

Accident 200343W019083

Slight
51.4732, -0.7689
1 vehicle 1 casualty
VOLKSWAGEN LT 35
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Accident 2003620088431

Slight
51.5316, -3.5987
2 vehicles 2 casualties
ROVER 200 SERIES (1y) FORD MONDEO
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Accident 2003620088418

Slight
51.5419, -3.1318
5 vehicles 1 casualty
ROVER 200 SERIES MERCEDES SPRINTER TOYOTA CARINA FORD MONDEO VAUXHALL ASTRA
View Details

Accident 2003610107503

Slight
51.5720, -3.0333
2 vehicles 1 casualty
FIAT PUNTO MAN Model Missing
View Details

Accident 200301TE00335

Slight
51.4927, -0.2880
1 vehicle 1 casualty
Vehicle (2y)
View Details

Accident 2003610075503

Slight
51.5984, -2.9666
2 vehicles 1 casualty
ERF Model Missing FORD ORION
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Accident 2003610082903

Slight
51.6014, -2.9294
3 vehicles 1 casualty
VOLVO Model Missing TOYOTA YARIS Vehicle
View Details

Accident 200354MB06803

Slight
51.5133, -2.2294
3 vehicles 4 casualties
NISSAN PRIMERA PEUGEOT 306 (3y) BMW 5 SERIES
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Accident 200343W549073

Slight
51.4649, -1.2723
2 vehicles 2 casualties
FORD FIESTA PEUGEOT 306
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Accident 200354MB06903

Slight
51.5133, -2.2287
2 vehicles 1 casualty
ROVER 75 VOLVO 850
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Accident 200343P400073

Slight
51.4471, -1.4493
1 vehicle 1 casualty
MITSUBISHI SPACE STAR
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Accident 200301TE00332

Slight
51.4927, -0.2880
1 vehicle 2 casualties
MERCEDES C CLASS
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Accident 2003620089157

Slight
51.5663, -3.7411
2 vehicles 3 casualties
NISSAN MICRA (3y) FIAT UNO
View Details

Accident 200343N326073

Serious
51.5099, -0.6571
1 vehicle 2 casualties
SUZUKI Model Missing (2y)
View Details