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 2018430250026

Slight
51.4470, -1.4423
2 vehicles 1 casualty
VAUXHALL INSIGNIA SMART FORFOUR
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Accident 2018430249916

Serious
51.4557, -1.0858
2 vehicles 3 casualties
Car VAUXHALL ASTRA (2y)
View Details

Accident 2018010126849

Slight
51.4937, -0.4298
2 vehicles 1 casualty
AUDI A6 TOYOTA PRIUS
View Details

Accident 2018547616218

Slight
51.5137, -2.1360
2 vehicles 2 casualties
Car FORD FIESTA
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Accident 2018610039018

Serious
51.5555, -3.0513
1 vehicle 1 casualty
AUDI A1 (3y)
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Accident 2018621801017

Slight
51.5169, -3.6927
2 vehicles 1 casualty
FORD FOCUS HONDA CIVIC (1y)
View Details

Accident 2018430265072

Serious
51.4165, -0.9845
5 vehicles 3 casualties
HYUNDAI I20 (3y) RENAULT KANGOO Van / Goods 3.5 tonnes mgw or under MERCEDES SPRINTER (1y) FORD C-MAX (4y)
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Accident 2018547515818

Slight
51.5565, -1.8894
2 vehicles 1 casualty
FORD FIESTA VOLKSWAGEN TRANSPORTER (4y)
View Details

Accident 2018521805723

Slight
51.5356, -2.5380
2 vehicles 2 casualties
Car SKODA OCTAVIA (4y)
View Details

Accident 2018610031918

Slight
51.5955, -2.9483
2 vehicles 3 casualties
FIAT 500 RENAULT CLIO
View Details

Accident 2018010125480

Slight
51.4951, -0.4678
3 vehicles 3 casualties
NISSAN QASHQAI (1y) BMW 3 SERIES (2y) LAND ROVER FREELANDER
View Details

Accident 2018010125575

Slight
51.4942, -0.4785
5 vehicles 2 casualties
HONDA CIVIC MERCEDES C CLASS AUDI S5 LAND ROVER RANGE ROVER SPORT ISUZU TRUCKS FORWARD
View Details

Accident 2018621800989

Slight
51.5428, -3.1355
4 vehicles 3 casualties
AUDI A4 JAGUAR XE SERIES (1y) CITROEN C4 BMW 3 SERIES
View Details

Accident 2018621800987

Slight
51.5784, -3.7569
3 vehicles 1 casualty
FORD TRANSIT CUSTOM (3y) AUDI A1 (3y) VAUXHALL VIVARO
View Details

Accident 2018430136096

Slight
51.4927, -0.5360
2 vehicles 1 casualty
VOLKSWAGEN POLO Car
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Accident 201863A072218

Serious
51.7159, -4.0662
1 vehicle 1 casualty
HONDA CIVIC
View Details

Accident 2018010125226

Slight
51.4955, -0.4629
4 vehicles 1 casualty
BMW 3 SERIES CITROEN DS3 (4y) MERCEDES Model Missing (1y) AUDI Q2
View Details

Accident 2018621800946

Slight
51.6779, -4.0064
1 vehicle 1 casualty
SKODA OCTAVIA
View Details

Accident 2018621800952

Serious
51.5130, -3.4970
1 vehicle 1 casualty
PEUGEOT 106
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Accident 2018610031718

Serious
51.6116, -2.7343
1 vehicle 1 casualty
BMW 3 SERIES
View Details