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 200154MA00701

Serious
51.5540, -1.9218
6 vehicles 6 casualties
VAUXHALL OMEGA (1y) VAUXHALL ASTRA NISSAN PRIMERA (2y) RENAULT LAGUNA (1y) FORD FIESTA Vehicle
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Accident 2001620028214

Slight
51.6762, -3.9947
2 vehicles 1 casualty
FORD KA (4y) PEUGEOT 206 (1y)
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Accident 200154MB00401

Slight
51.5387, -1.7876
2 vehicles 2 casualties
VOLKSWAGEN GOLF VOLKSWAGEN GOLF
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Accident 2001620028830

Slight
51.5248, -3.2468
2 vehicles 1 casualty
HONDA CIVIC FORD FIESTA
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Accident 200143W221011

Slight
51.5037, -0.6207
1 vehicle 1 casualty
PORSCHE BOXSTER
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Accident 200143W198011

Slight
51.4899, -0.7460
1 vehicle 1 casualty
BMW 3 SERIES (2y)
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Accident 200154MB00501

Slight
51.5097, -2.1742
2 vehicles 1 casualty
FORD ESCORT (3y) SCANIA Model Missing (1y)
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Accident 200143W159011

Slight
51.4203, -0.9301
2 vehicles 1 casualty
ALFA ROMEO 145 (3y) HONDA VFR750F
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Accident 200143W161011

Serious
51.5085, -0.6417
3 vehicles 1 casualty
TOYOTA CARINA VAUXHALL VECTRA (2y) VAUXHALL VECTRA (4y)
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Accident 200101TX00062

Serious
51.4927, -0.4182
3 vehicles 2 casualties
FORD MONDEO (1y) FORD ESCORT Goods 7.5 tonnes mgw and over
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Accident 200143W175011

Slight
51.5020, -0.5983
2 vehicles 1 casualty
LAND ROVER FREELANDER (1y) Vehicle
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Accident 2001520006424

Slight
51.5345, -2.5369
3 vehicles 1 casualty
Vehicle Vehicle Vehicle
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Accident 2001520006203

Slight
51.5421, -2.5446
4 vehicles 1 casualty
FORD FIESTA FORD SCORPIO FORD TRANSIT (3y) Goods 7.5 tonnes mgw and over
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Accident 2001520005240

Slight
51.5337, -2.5361
1 vehicle 1 casualty
MERCEDES Model Missing
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Accident 200154MB00201

Slight
51.5176, -1.6565
4 vehicles 1 casualty
NISSAN MICRA VOLKSWAGEN POLO (2y) TOYOTA AVENSIS (1y) RENAULT LAGUNA (3y)
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Accident 200154MB00301

Slight
51.5236, -2.0418
1 vehicle 2 casualties
PEUGEOT 406 (2y)
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Accident 200143W124011

Serious
51.5086, -0.6818
2 vehicles 4 casualties
HONDA ACCORD MAZDA 121 (4y)
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Accident 200163EL00801

Slight
51.7450, -4.0655
1 vehicle 1 casualty
HONDA Model Missing
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Accident 200101TX00090

Slight
51.4948, -0.4537
2 vehicles 1 casualty
HONDA ACCORD NISSAN MICRA
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Accident 200143W091011

Slight
51.4130, -0.9552
2 vehicles 1 casualty
Goods 7.5 tonnes mgw and over Vehicle
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