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 2005620125129

Slight
51.5316, -3.2300
2 vehicles 1 casualty
Car VAUXHALL ASTRA
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Accident 200543W087015

Slight
51.4842, -0.7585
2 vehicles 1 casualty
FORD FOCUS (1y) RENAULT Model Missing (3y)
View Details

Accident 200543W095015

Serious
51.4739, -0.7679
1 vehicle 1 casualty
TOYOTA COROLLA
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Accident 200543P157015

Slight
51.4475, -1.4280
1 vehicle 2 casualties
FIAT PUNTO (1y)
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Accident 2005620124849

Slight
51.6763, -3.9966
2 vehicles 2 casualties
VAUXHALL CORSA PEUGEOT 206
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Accident 2005620124722

Slight
51.6756, -3.9553
2 vehicles 1 casualty
FORD FIESTA VOLKSWAGEN POLO
View Details

Accident 200543P251015

Slight
51.4854, -1.5676
2 vehicles 2 casualties
Car Goods 7.5 tonnes mgw and over
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Accident 200543W069015

Slight
51.5022, -0.6042
1 vehicle 1 casualty
HONDA ACCORD
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Accident 200543W395015

Slight
51.5057, -0.6291
2 vehicles 2 casualties
Car Car
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Accident 200543W074015

Slight
51.4482, -0.8168
2 vehicles 1 casualty
AUSTIN MORRIS MINI Car
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Accident 2005620125785

Slight
51.5989, -3.7879
3 vehicles 1 casualty
VAUXHALL VECTRA FORD ESCORT FORD MONDEO (1y)
View Details

Accident 2005620124526

Slight
51.5355, -3.1306
2 vehicles 2 casualties
FORD TRANSIT (4y) FORD FIESTA (4y)
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Accident 2005620124920

Slight
51.5111, -3.3590
2 vehicles 2 casualties
ROVER 400 SERIES FIAT PUNTO (4y)
View Details

Accident 2005620124701

Slight
51.7077, -4.0576
3 vehicles 2 casualties
FORD FOCUS (1y) SEAT IBIZA Car
View Details

Accident 200501XH00010

Slight
51.4960, -0.4524
2 vehicles 1 casualty
Car NISSAN CABSTAR
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Accident 200543W086015

Slight
51.4630, -0.7827
1 vehicle 1 casualty
Car
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Accident 2005610003205

Slight
51.5474, -3.0986
6 vehicles 1 casualty
Van / Goods 3.5 tonnes mgw or under VOLKSWAGEN GOLF (3y) PEUGEOT 307 (4y) AUDI A6 (2y) Car PEUGEOT 406
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Accident 2005620125285

Slight
51.5071, -3.3318
2 vehicles 1 casualty
TOYOTA CELICA Car
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Accident 200543P192015

Slight
51.4437, -1.0716
1 vehicle 1 casualty
FIAT BRAVA
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Accident 200543W060015

Serious
51.4502, -1.0765
2 vehicles 3 casualties
FORD MONDEO HONDA ACCORD
View Details