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 2019430178919

Slight
51.5024, -0.6117
2 vehicles 1 casualty
Car TOYOTA YARIS
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Accident 2019010186567

Slight
51.4834, -0.4525
3 vehicles 1 casualty
TOYOTA PRIUS (4y) AUDI A4 MERCEDES C CLASS (4y)
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Accident 2019621900785

Slight
51.5146, -3.3743
1 vehicle 2 casualties
TOYOTA CELICA
View Details

Accident 2019610022319

Slight
51.5799, -3.0342
2 vehicles 2 casualties
VOLKSWAGEN CRAFTER VOLKSWAGEN TIGUAN (2y)
View Details

Accident 2019521903986

Slight
51.5575, -2.5570
3 vehicles 3 casualties
FORD FOCUS BMW X5 NISSAN QASHQAI
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Accident 2019430172767

Slight
51.4510, -1.3967
1 vehicle 1 casualty
TOYOTA AURIS (2y)
View Details

Accident 2019430171890

Slight
51.5026, -0.6135
4 vehicles 1 casualty
TESLA MODEL S (1y) TOYOTA PRIUS (3y) VOLKSWAGEN POLO FORD FIESTA
View Details

Accident 2019621900748

Serious
51.5459, -3.1951
1 vehicle 1 casualty
TOYOTA HILUX (3y)
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Accident 2019430168137

Slight
51.4601, -1.1136
2 vehicles 1 casualty
BMW 5 SERIES (4y) FORD FOCUS
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Accident 2019545370219

Slight
51.5121, -2.2890
2 vehicles 1 casualty
VOLVO Model Missing KIA SPORTAGE (3y)
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Accident 2019430167644

Slight
51.5046, -0.6229
2 vehicles 2 casualties
SCANIA Model Missing HONDA CIVIC
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Accident 2019430167649

Serious
51.5083, -0.6399
2 vehicles 1 casualty
FIAT BRAVO SCANIA Model Missing
View Details

Accident 2019010185044

Serious
51.4891, -0.3967
2 vehicles 1 casualty
Motorcycle over 500cc MINI COOPER
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Accident 2019545349819

Slight
51.5260, -1.7250
2 vehicles 1 casualty
VOLKSWAGEN GOLF (1y) Car
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Accident 2019430167658

Slight
51.4932, -0.5205
4 vehicles 1 casualty
Car HYUNDAI I30 VAUXHALL CORSA Goods 7.5 tonnes mgw and over
View Details

Accident 2019521903946

Slight
51.5052, -2.5069
2 vehicles 2 casualties
SEAT LEON Car
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Accident 2019010184395

Slight
51.4954, -0.4681
1 vehicle 1 casualty
AUDI A1 (2y)
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Accident 2019010184059

Slight
51.4821, -0.4528
1 vehicle 1 casualty
SMART FORFOUR
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Accident 2019521905859

Slight
51.5371, -2.5392
3 vehicles 1 casualty
FORD TRANSIT (1y) FORD KUGA (1y) Car
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Accident 2019521903545

Slight
51.5119, -2.5182
2 vehicles 1 casualty
Car Car
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