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 2016430296940

Slight
51.5021, -0.6057
2 vehicles 1 casualty
MERCEDES S CLASS VOLVO XC90
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Accident 2016430301420

Slight
51.4237, -0.8961
2 vehicles 1 casualty
SUZUKI GSF 1250 (1y) FIAT PUNTO
View Details

Accident 2016621601695

Slight
51.5146, -3.3742
1 vehicle 1 casualty
VAUXHALL CORSA
View Details

Accident 2016010026794

Slight
51.4933, -0.4237
3 vehicles 2 casualties
TOYOTA PRIUS (2y) BMW X1 (1y) BMW 4 SERIES (1y)
View Details

Accident 2016610048716

Serious
51.5875, -2.8104
1 vehicle 2 casualties
TRIUMPH BONNEVILLE (2y)
View Details

Accident 2016430292018

Slight
51.4414, -0.8302
2 vehicles 1 casualty
Car CITROEN C4
View Details

Accident 2016521608425

Slight
51.5179, -2.2748
2 vehicles 1 casualty
TOYOTA COROLLA DAF TRUCKS Model Missing
View Details

Accident 2016430286979

Serious
51.4369, -0.8409
1 vehicle 1 casualty
MAN Model Missing
View Details

Accident 2016549135516

Slight
51.5145, -2.0830
4 vehicles 1 casualty
Car AUDI A3 AUDI S5 AUDI Q7
View Details

Accident 2016621601655

Slight
51.6152, -3.8114
1 vehicle 1 casualty
FORD FOCUS
View Details

Accident 2016430296842

Slight
51.4993, -0.7132
2 vehicles 1 casualty
BMW 5 SERIES (1y) FORD FOCUS
View Details

Accident 2016521607539

Slight
51.4978, -2.4380
3 vehicles 1 casualty
VOLKSWAGEN TRANSPORTER (3y) VOLKSWAGEN GOLF AUDI A6
View Details

Accident 2016621601645

Slight
51.5128, -3.4168
2 vehicles 4 casualties
MINI ONE RENAULT CLIO
View Details

Accident 2016430289429

Slight
51.4932, -0.5203
3 vehicles 4 casualties
RENAULT CLIO VAUXHALL ASTRA AUDI A4
View Details

Accident 2016010024049

Slight
51.4896, -0.2780
2 vehicles 1 casualty
FIAT PUNTO (2y) MERCEDES C CLASS
View Details

Accident 2016010023326

Slight
51.4900, -0.2791
2 vehicles 1 casualty
MERCEDES VITO AUDI A3
View Details

Accident 2016430282149

Slight
51.4919, -0.5399
2 vehicles 3 casualties
SKODA OCTAVIA (2y) FORD GALAXY (3y)
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Accident 2016548922816

Slight
51.5103, -2.1633
1 vehicle 2 casualties
MINI COUNTRYMAN
View Details

Accident 2016521608183

Slight
51.5363, -2.5387
3 vehicles 2 casualties
HONDA CIVIC AUDI A1 (3y) TOYOTA YARIS
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Accident 2016430286340

Slight
51.4536, -1.4833
1 vehicle 3 casualties
PEUGEOT 206
View Details