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 2024522401282

Slight
51.5134, -2.5176
2 vehicles 1 casualty
RENAULT CLIO MITSUBISHI L200
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Accident 2024622400066

Slight
51.5410, -3.1280
2 vehicles 1 casualty
MG 3 Van / Goods 3.5 tonnes mgw or under
View Details

Accident 2024430009724

Fatal
51.4631, -1.5058
9 vehicles 1 casualty
Goods 7.5 tonnes mgw and over Car Car Car Car Car Car Car Car
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Accident 2024430009006

Slight
51.4276, -1.0425
2 vehicles 1 casualty
Car Van / Goods 3.5 tonnes mgw or under
View Details

Accident 2024430008235

Slight
51.4424, -1.0702
2 vehicles 2 casualties
Car Goods over 3.5t. and under 7.5t
View Details

Accident 2024010487359

Slight
51.4941, -0.4537
2 vehicles 1 casualty
Car Car
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Accident 202454T000024

Fatal
51.5275, -1.7256
2 vehicles 1 casualty
Car Car
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Accident 2024520000824

Slight
51.5741, -2.6994
3 vehicles 1 casualty
FIAT PUNTO Car Car
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Accident 2023622301062

Serious
51.5322, -3.5400
1 vehicle 1 casualty
MERCEDES C CLASS
View Details

Accident 2023622400008

Slight
51.5139, -3.4857
2 vehicles 2 casualties
PEUGEOT 5008 DS DS3
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Accident 2023430572271

Slight
51.4261, -0.8650
3 vehicles 1 casualty
Car Goods 7.5 tonnes mgw and over VOLKSWAGEN TAIGO
View Details

Accident 2023430569520

Slight
51.4932, -0.5130
2 vehicles 1 casualty
VAUXHALL CORSA (2y) TOYOTA AYGO (3y)
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Accident 2023522400846

Slight
51.5695, -2.6635
2 vehicles 1 casualty
VOLKSWAGEN CADDY Vehicle
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Accident 2023010484661

Slight
51.4961, -0.4544
2 vehicles 1 casualty
TOYOTA AURIS FORD FOCUS
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Accident 2023430558621

Slight
51.4991, -0.7206
3 vehicles 1 casualty
ALFA ROMEO MITO PEUGEOT 206 MINI COUNTRYMAN
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Accident 2023430555304

Slight
51.4940, -0.5076
3 vehicles 6 casualties
MERCEDES MODEL MISSING HYUNDAI KONA (3y) TOYOTA COROLLA
View Details

Accident 202354D067723

Fatal
51.5440, -1.8487
3 vehicles 1 casualty
AUDI A4 VOLKSWAGEN GOLF AUDI Q3 (4y)
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Accident 2023430552232

Slight
51.4192, -0.9938
2 vehicles 1 casualty
FIAT 500 BMW 5 SERIES
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Accident 2023622301037

Slight
51.6802, -3.9295
2 vehicles 1 casualty
RENAULT CAPTUR FORD MONDEO
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Accident 2023430551681

Slight
51.4596, -1.1231
2 vehicles 2 casualties
MERCEDES SPRINTER VOLVO V70
View Details