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 2001620035554

Slight
51.5582, -3.7372
2 vehicles 1 casualty
Goods 7.5 tonnes mgw and over VAUXHALL ASTRA (2y)
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Accident 2001620034880

Serious
51.5132, -3.4140
2 vehicles 3 casualties
TOYOTA COROLLA ERF Model Missing
View Details

Accident 200101TX00674

Slight
51.4913, -0.2972
2 vehicles 1 casualty
PEUGEOT 205 Vehicle
View Details

Accident 2001620033292

Fatal
51.5270, -3.2417
4 vehicles 5 casualties
ERF Model Missing VOLKSWAGEN TRANSPORTER VAUXHALL CAVALIER PEUGEOT 106 (1y)
View Details

Accident 200154MB03301

Slight
51.5271, -1.6870
2 vehicles 1 casualty
ERF Model Missing ERF Model Missing
View Details

Accident 200143W055041

Slight
51.4968, -0.7311
1 vehicle 1 casualty
Vehicle
View Details

Accident 200154MA03201

Slight
51.5258, -1.6987
1 vehicle 1 casualty
ROVER 200 SERIES (4y)
View Details

Accident 200101TX00339

Slight
51.4913, -0.4054
2 vehicles 1 casualty
YAMAHA Model Missing MCW METROCAB
View Details

Accident 200154MA03401

Slight
51.5253, -1.7069
2 vehicles 2 casualties
ROVER 600 SERIES (4y) Vehicle
View Details

Accident 200143N058041

Slight
51.5118, -0.6546
1 vehicle 1 casualty
CITROEN AX
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Accident 2001520046141

Serious
51.4983, -2.4448
2 vehicles 3 casualties
ROVER 600 SERIES Vehicle
View Details

Accident 200154DS20501

Slight
51.5261, -1.7257
2 vehicles 1 casualty
Goods over 3.5t. and under 7.5t HONDA Model Missing (4y)
View Details

Accident 200101XH00362

Slight
51.4948, -0.4539
2 vehicles 1 casualty
METROCAB METROCAB MERCEDES S CLASS (2y)
View Details

Accident 200154MB02901

Slight
51.5279, -1.7339
1 vehicle 2 casualties
VOLKSWAGEN GOLF
View Details

Accident 200154MA03001

Slight
51.5593, -1.9053
1 vehicle 1 casualty
RENAULT 19
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Accident 200101TX00337

Slight
51.4905, -0.3199
2 vehicles 1 casualty
RENAULT CLIO (2y) MERCEDES 200
View Details

Accident 200143W657031

Slight
51.4881, -0.5562
7 vehicles 2 casualties
ROVER METRO Vehicle VAUXHALL ASTRA (3y) Vehicle Vehicle Vehicle Vehicle
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Accident 200143W617031

Slight
51.5051, -0.6266
2 vehicles 1 casualty
Vehicle JAGUAR XJ SERIES
View Details

Accident 200143W607031

Slight
51.5027, -0.6946
2 vehicles 1 casualty
Vehicle Vehicle
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Accident 2001620037653

Slight
51.6502, -3.8500
2 vehicles 1 casualty
Vehicle FORD ESCORT
View Details