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 2005520076627

Slight
51.5414, -2.5436
2 vehicles 2 casualties
CITROEN XANTIA Car
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Accident 200543W294065

Slight
51.5017, -0.5955
2 vehicles 1 casualty
VOLKSWAGEN POLO Minibus (8-16 passenger seats)
View Details

Accident 2005610043405

Slight
51.6013, -2.9756
2 vehicles 1 casualty
Car FIAT STILO (2y)
View Details

Accident 200543W177065

Slight
51.4871, -0.7533
1 vehicle 1 casualty
VOLKSWAGEN CADDY
View Details

Accident 200501TX20649

Slight
51.4926, -0.4111
4 vehicles 1 casualty
Van / Goods 3.5 tonnes mgw or under MERCEDES S CLASS Car Car
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Accident 2005620133366

Slight
51.5724, -3.7493
3 vehicles 1 casualty
PEUGEOT 306 VAUXHALL CORSA Car
View Details

Accident 2005620132833

Slight
51.5420, -3.1293
2 vehicles 1 casualty
FORD FIESTA Car
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Accident 200543W083065

Fatal
51.4932, -0.5206
6 vehicles 1 casualty
ERF Model Missing BMW 3 SERIES RENAULT LAGUNA (3y) MAZDA 323 VAUXHALL OMEGA VOLKSWAGEN PASSAT (3y)
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Accident 2005610043305

Slight
51.6017, -2.9235
3 vehicles 1 casualty
VAUXHALL ASTRA (3y) FORD MONDEO TOYOTA AVENSIS (1y)
View Details

Accident 2005620133625

Slight
51.5098, -3.3572
2 vehicles 3 casualties
HONDA CIVIC FORD MAVERICK (3y)
View Details

Accident 200501XH30529

Slight
51.4942, -0.4794
3 vehicles 3 casualties
MAN Model Missing (1y) BMW X3 (1y) VOLKSWAGEN BORA (1y)
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Accident 200501TX20320

Slight
51.4913, -0.3001
2 vehicles 2 casualties
Car HONDA CIVIC
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Accident 2005610046005

Slight
51.6046, -2.9849
2 vehicles 1 casualty
Car Car
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Accident 200543W098065

Slight
51.4185, -0.9389
2 vehicles 2 casualties
Car Goods 7.5 tonnes mgw and over
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Accident 2005620133597

Slight
51.5160, -3.3975
2 vehicles 5 casualties
FORD FOCUS (2y) HONDA ACCORD
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Accident 200554MA05305

Serious
51.5340, -2.0085
2 vehicles 5 casualties
Vehicle FORD FOCUS
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Accident 2005520075477

Slight
51.5001, -2.4555
3 vehicles 1 casualty
MERCEDES SPRINTER (4y) Car Car
View Details

Accident 200543W063065

Serious
51.4910, -0.5443
1 vehicle 1 casualty
SUZUKI GSX 1400 (3y)
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Accident 200543W001065

Fatal
51.4230, -0.8989
1 vehicle 2 casualties
FORD FOCUS
View Details

Accident 2005620132714

Slight
51.5270, -3.2417
1 vehicle 4 casualties
FORD FIESTA
View Details