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 200843W248068

Slight
51.4601, -1.2059
1 vehicle 1 casualty
CITROEN SAXO
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Accident 2008620180685

Slight
51.5331, -3.5637
1 vehicle 4 casualties
FORD FOCUS (3y)
View Details

Accident 2008610043708

Slight
51.5874, -3.0333
3 vehicles 1 casualty
VOLKSWAGEN PASSAT (1y) MERCEDES ML CLASS (4y) FORD FOCUS (3y)
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Accident 200843W262068

Slight
51.4529, -1.0803
1 vehicle 1 casualty
DAF TRUCKS FA 45LF (3y)
View Details

Accident 200843W281068

Slight
51.4462, -1.0734
1 vehicle 1 casualty
VOLKSWAGEN CADDY
View Details

Accident 2008520807106

Slight
51.5056, -2.4946
2 vehicles 1 casualty
Car VOLVO Model Missing
View Details

Accident 200843R237068

Slight
51.4908, -0.5805
2 vehicles 1 casualty
Goods 7.5 tonnes mgw and over PEUGEOT 307
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Accident 2008610045508

Slight
51.6002, -2.9701
1 vehicle 1 casualty
RENAULT CLIO
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Accident 200843W275068

Slight
51.4526, -1.3198
1 vehicle 1 casualty
PEUGEOT 206
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Accident 200854MB04108

Serious
51.5105, -1.6194
2 vehicles 2 casualties
Car VOLVO Model Missing (4y)
View Details

Accident 200843N154068

Slight
51.4932, -0.5205
2 vehicles 1 casualty
HONDA CIVIC JEEP CHEROKEE (2y)
View Details

Accident 200843W181068

Slight
51.4308, -1.0483
2 vehicles 2 casualties
Car Goods 7.5 tonnes mgw and over
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Accident 2008620180542

Slight
51.6497, -3.8490
2 vehicles 1 casualty
IVECO DAILY (3y) FORD MONDEO (4y)
View Details

Accident 2008520807643

Slight
51.5119, -2.5183
2 vehicles 1 casualty
CHEVROLET TACUMA (3y) VAUXHALL VECTRA
View Details

Accident 200843R185068

Slight
51.5037, -0.6195
6 vehicles 1 casualty
Car FORD MONDEO (3y) VOLKSWAGEN PASSAT BMW 3 SERIES (4y) BMW 3 SERIES (3y) TOYOTA PRIUS (3y)
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Accident 200843R244068

Serious
51.5109, -0.6522
2 vehicles 1 casualty
HONDA CB500 Car
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Accident 2008620180611

Slight
51.5138, -3.4856
3 vehicles 1 casualty
FORD TRANSIT (3y) VOLKSWAGEN LUPO (4y) DAF TRUCKS FT 85CF (2y)
View Details

Accident 200801TX20366

Slight
51.4929, -0.2874
1 vehicle 1 casualty
HONDA Model Missing
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Accident 2008620180444

Slight
51.6653, -3.8814
2 vehicles 2 casualties
Car VAUXHALL ASTRA (3y)
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Accident 200843W146068

Slight
51.4602, -1.1648
1 vehicle 2 casualties
IVECO Model Missing
View Details