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 2006520041050

Slight
51.5128, -2.5182
4 vehicles 2 casualties
FORD FOCUS (4y) FORD MONDEO (1y) Car LAND ROVER RANGE ROVER
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Accident 2006620150980

Slight
51.5741, -3.7507
3 vehicles 4 casualties
VAUXHALL ASTRA (3y) FIAT PUNTO MAZDA DEMIO
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Accident 200654MA02706

Slight
51.5149, -2.1217
1 vehicle 1 casualty
NISSAN PRIMERA (1y)
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Accident 200654MA02606

Slight
51.5261, -1.7210
2 vehicles 1 casualty
RENAULT CLIO (2y) BMW 3 SERIES (3y)
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Accident 200643W496036

Serious
51.4511, -1.4761
1 vehicle 1 casualty
VOLKSWAGEN GOLF
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Accident 200643W490036

Slight
51.4758, -0.7670
2 vehicles 1 casualty
Van / Goods 3.5 tonnes mgw or under DAF TRUCKS FTG 95XF (3y)
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Accident 2006620150903

Slight
51.6301, -3.8337
2 vehicles 1 casualty
Van / Goods 3.5 tonnes mgw or under Car
View Details

Accident 200654MA02506

Serious
51.5268, -1.6893
3 vehicles 1 casualty
Motorcycle over 500cc VAUXHALL COMBO MERCEDES SLK CLASS
View Details

Accident 200643W510036

Slight
51.4554, -1.3707
3 vehicles 1 casualty
PEUGEOT 307 Car PEUGEOT 406
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Accident 2006620150789

Slight
51.6759, -3.9956
2 vehicles 1 casualty
Car FORD TRANSIT
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Accident 2006620149901

Slight
51.5157, -3.5048
2 vehicles 1 casualty
Car Goods 7.5 tonnes mgw and over
View Details

Accident 200643W425036

Serious
51.4601, -0.7899
2 vehicles 1 casualty
BMW 3 SERIES CITROEN XANTIA
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Accident 200654MA02306

Slight
51.5142, -2.0972
2 vehicles 1 casualty
FORD ESCORT Car
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Accident 2006620150786

Slight
51.6481, -3.8512
2 vehicles 1 casualty
TOYOTA CARINA FORD FOCUS (1y)
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Accident 2006520037150

Serious
51.5356, -2.5380
1 vehicle 2 casualties
RENAULT MEGANE
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Accident 2006620150037

Slight
51.5333, -3.5977
1 vehicle 2 casualties
Car
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Accident 2006620149688

Slight
51.5270, -3.2417
2 vehicles 2 casualties
VAUXHALL COMBO PEUGEOT 406 (2y)
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Accident 200654MA02406

Slight
51.5378, -1.9903
2 vehicles 1 casualty
RENAULT 21 Goods 7.5 tonnes mgw and over
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Accident 200643W549036

Slight
51.4531, -1.3083
2 vehicles 1 casualty
Car (2y) MERCEDES E CLASS (2y)
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Accident 200643N379036

Slight
51.5093, -0.6776
2 vehicles 1 casualty
Car Car
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