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 200843W122098

Slight
51.4174, -0.9870
2 vehicles 1 casualty
Car PEUGEOT 206
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Accident 200843W147098

Slight
51.4593, -1.1287
2 vehicles 1 casualty
NISSAN MICRA SCANIA Model Missing
View Details

Accident 200801XH30619

Slight
51.4962, -0.4542
1 vehicle 1 casualty
Car
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Accident 200801XH30624

Slight
51.4958, -0.4632
5 vehicles 2 casualties
MERCEDES Model Missing (2y) VOLKSWAGEN PASSAT (1y) PEUGEOT 307 (4y) Car CITROEN XSARA
View Details

Accident 2008620182855

Slight
51.5103, -3.4297
7 vehicles 3 casualties
VAUXHALL CAVALIER TOYOTA MR2 FORD FIESTA FORD FOCUS (1y) FORD FIESTA (2y) RENAULT CLIO (4y) FORD TRANSIT
View Details

Accident 2008610083308

Slight
51.5938, -3.0239
3 vehicles 1 casualty
Car FORD FOCUS VAUXHALL ASTRA (4y)
View Details

Accident 200843R224098

Slight
51.5051, -0.6261
2 vehicles 1 casualty
Car HONDA CBR1000RR (3y)
View Details

Accident 2008610074308

Slight
51.6035, -2.9964
3 vehicles 1 casualty
VAUXHALL ASTRA AUDI A3 (3y) BMW 5 SERIES (4y)
View Details

Accident 2008620182841

Slight
51.5116, -3.3646
2 vehicles 1 casualty
Car BMW 5 SERIES (2y)
View Details

Accident 200843W100098

Serious
51.4404, -0.8325
2 vehicles 1 casualty
HONDA CRV (2y) Motorcycle over 125cc and up to 500cc (4y)
View Details

Accident 2008610085108

Slight
51.5684, -3.0342
3 vehicles 1 casualty
SKODA SUPERB (4y) NISSAN X-TRAIL (3y) TOYOTA HILUX
View Details

Accident 200843R102098

Slight
51.4991, -0.7254
2 vehicles 3 casualties
FORD MONDEO ROVER 25 (4y)
View Details

Accident 200843R108098

Slight
51.4931, -0.5131
1 vehicle 1 casualty
VOLKSWAGEN SHARAN (2y)
View Details

Accident 200854MB06208

Slight
51.5398, -1.7945
3 vehicles 1 casualty
FORD COUGAR SKODA OCTAVIA (2y) VOLVO Model Missing
View Details

Accident 200801XH30607

Slight
51.4958, -0.4613
3 vehicles 1 casualty
RENAULT LAGUNA (4y) TOYOTA COROLLA (1y) FORD KA
View Details

Accident 200843W081098

Slight
51.4737, -1.5372
3 vehicles 1 casualty
PEUGEOT 106 Car Car
View Details

Accident 2008610074108

Slight
51.5495, -3.0893
3 vehicles 1 casualty
PEUGEOT 206 PEUGEOT 207 (1y) HONDA CIVIC (4y)
View Details

Accident 2008620184208

Slight
51.5111, -3.3593
2 vehicles 2 casualties
VAUXHALL ASTRA (3y) TOYOTA YARIS (3y)
View Details

Accident 2008610074008

Slight
51.5948, -2.9538
2 vehicles 1 casualty
VAUXHALL VECTRA (3y) SCANIA Model Missing
View Details

Accident 200843R095098

Slight
51.4477, -0.8181
2 vehicles 1 casualty
VAUXHALL ASTRA (4y) Goods 7.5 tonnes mgw and over
View Details