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 2020522100696

Slight
51.5329, -2.5348
2 vehicles 1 casualty
Goods over 3.5t. and under 7.5t YAMAHA FJR 1300
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Accident 2020522003703

Serious
51.5761, -2.5976
2 vehicles 3 casualties
VOLKSWAGEN GOLF Goods 7.5 tonnes mgw and over
View Details

Accident 2020430255738

Slight
51.4890, -0.5778
2 vehicles 2 casualties
MERCEDES E CLASS (4y) Car
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Accident 2020610024420

Slight
51.5542, -3.0557
2 vehicles 1 casualty
NISSAN X-TRAIL (3y) Goods 7.5 tonnes mgw and over
View Details

Accident 2020010261171

Slight
51.4945, -0.4386
3 vehicles 1 casualty
HYUNDAI IONIQ (1y) MITSUBISHI OUTLANDER (4y) CITROEN NEMO
View Details

Accident 2020010261259

Slight
51.4931, -0.4213
4 vehicles 6 casualties
TOYOTA AVENSIS BMW 5 SERIES TOYOTA VERSO (2y) VOLKSWAGEN TOURAN
View Details

Accident 2020430246247

Serious
51.4596, -1.1348
1 vehicle 1 casualty
FORD FIESTA
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Accident 2020522100633

Slight
51.5676, -2.5735
2 vehicles 1 casualty
Car VAUXHALL CORSA (1y)
View Details

Accident 2020010261081

Slight
51.4936, -0.4272
4 vehicles 4 casualties
NISSAN QASHQAI VOLKSWAGEN TOURAN BMW 4 SERIES NISSAN JUKE
View Details

Accident 2020547877320

Slight
51.5427, -1.8409
2 vehicles 1 casualty
MAN TGE (1y) VAUXHALL MOKKA
View Details

Accident 202063A049820

Slight
51.7222, -4.0672
4 vehicles 4 casualties
Van / Goods 3.5 tonnes mgw or under FORD TRANSIT CUSTOM MERCEDES VITO Vehicle
View Details

Accident 2020622000719

Serious
51.5137, -3.4963
3 vehicles 3 casualties
FORD KA FORD FUSION Car
View Details

Accident 2020622000775

Slight
51.5229, -3.6403
2 vehicles 1 casualty
BMW 1 SERIES (4y) Taxi/Private hire car
View Details

Accident 2020622000684

Slight
51.5137, -3.4963
1 vehicle 1 casualty
FORD TRANSIT
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Accident 2020522100547

Slight
51.5698, -2.5778
3 vehicles 1 casualty
Car NISSAN QASHQAI (1y) VOLVO Model Missing
View Details

Accident 2020622000688

Serious
51.6783, -3.9144
1 vehicle 1 casualty
TRIUMPH BONNEVILLE
View Details

Accident 2020010259353

Slight
51.4933, -0.4234
2 vehicles 1 casualty
MAN Model Missing FORD FIESTA (4y)
View Details

Accident 2020622000678

Slight
51.5137, -3.4963
1 vehicle 2 casualties
VAUXHALL ASTRA
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Accident 2020010258821

Slight
51.4927, -0.4174
2 vehicles 3 casualties
MERCEDES E CLASS (4y) Van / Goods 3.5 tonnes mgw or under
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Accident 2020430154322

Slight
51.4988, -0.7263
2 vehicles 1 casualty
BMW 5 SERIES Car
View Details