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 201243W219112

Slight
51.4340, -1.0548
3 vehicles 3 casualties
DAF TRUCKS Model Missing (4y) BMW 5 SERIES VAUXHALL TIGRA
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Accident 2012621201552

Slight
51.5102, -3.3581
1 vehicle 1 casualty
DAF TRUCKS FTG 85CF
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Accident 201254A734312

Slight
51.5589, -1.9025
1 vehicle 1 casualty
VOLKSWAGEN GOLF
View Details

Accident 201243W192112

Slight
51.4280, -1.0442
2 vehicles 1 casualty
FIAT PUNTO (4y) VOLVO V70
View Details

Accident 2012621201440

Slight
51.6787, -3.9161
2 vehicles 1 casualty
FORD KA FORD MONDEO
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Accident 201243W187112

Slight
51.4136, -0.9774
2 vehicles 1 casualty
NISSAN 200 VOLKSWAGEN POLO (3y)
View Details

Accident 2012610070012

Slight
51.5593, -3.0441
2 vehicles 1 casualty
Car LAND ROVER FREELANDER (1y)
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Accident 201243W172112

Serious
51.4579, -1.0936
1 vehicle 2 casualties
MINI COOPER
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Accident 201254A625112

Slight
51.5259, -1.7173
2 vehicles 1 casualty
VAUXHALL SIGNUM MERCEDES SPRINTER (4y)
View Details

Accident 2012610068312

Slight
51.6002, -3.0069
2 vehicles 3 casualties
CITROEN RELAY Car
View Details

Accident 201201XH30778

Slight
51.4953, -0.4479
2 vehicles 2 casualties
AUDI A1 Car
View Details

Accident 201201TX20704

Slight
51.4894, -0.3728
2 vehicles 1 casualty
Car Car
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Accident 201243R191112

Serious
51.4930, -0.5353
2 vehicles 1 casualty
FORD KA BMW 3 SERIES
View Details

Accident 2012621201458

Slight
51.6188, -3.8151
3 vehicles 1 casualty
BMW 1 SERIES (1y) VOLKSWAGEN POLO BMW 1 SERIES
View Details

Accident 201254A529012

Slight
51.5172, -2.2774
2 vehicles 1 casualty
VAUXHALL ASTRA PORSCHE 911
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Accident 201243R193112

Slight
51.4940, -0.7364
3 vehicles 3 casualties
ROVER 400 SERIES VOLKSWAGEN PASSAT (3y) VAUXHALL ZAFIRA
View Details

Accident 2012621201451

Slight
51.6108, -3.8070
3 vehicles 1 casualty
HONDA CIVIC VAUXHALL CORSA FORD FOCUS (2y)
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Accident 201243W145112

Slight
51.4317, -0.8542
2 vehicles 1 casualty
Car KAWASAKI EX650 (3y)
View Details

Accident 201254A436912

Slight
51.5301, -2.0233
1 vehicle 1 casualty
VAUXHALL ASTRA
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Accident 2012621300356

Slight
51.6006, -3.7925
2 vehicles 1 casualty
FORD TRANSIT RENAULT KANGOO
View Details