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 200601XH30785

Slight
51.4952, -0.4524
2 vehicles 1 casualty
LONDON TAXIS INT. TXII VOLKSWAGEN SHARAN (1y)
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Accident 200643W320116

Slight
51.4393, -0.8347
5 vehicles 2 casualties
Goods over 3.5t. and under 7.5t LAND ROVER FREELANDER PEUGEOT 206 PEUGEOT 206 (4y) VOLKSWAGEN POLO
View Details

Accident 2006620160743

Slight
51.5457, -3.1561
2 vehicles 1 casualty
Car FORD TRANSIT
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Accident 200643R250116

Slight
51.4995, -0.7162
2 vehicles 1 casualty
Motorcycle over 500cc Car
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Accident 2006610095206

Slight
51.5549, -3.0535
2 vehicles 1 casualty
CITROEN C3 (2y) DAF TRUCKS FTG 95XF (1y)
View Details

Accident 2006610093106

Slight
51.5960, -3.0176
2 vehicles 2 casualties
KIA RIO (1y) ROVER 600 SERIES
View Details

Accident 2006620161809

Slight
51.5155, -3.4733
2 vehicles 1 casualty
MERCEDES Model Missing AUDI A4
View Details

Accident 200643R265116

Slight
51.4933, -0.5274
4 vehicles 4 casualties
Car Car Van / Goods 3.5 tonnes mgw or under NISSAN PATHFINDER
View Details

Accident 2006620161810

Slight
51.5155, -3.4733
2 vehicles 2 casualties
HONDA ACCORD RENAULT CLIO
View Details

Accident 200601TX20746

Slight
51.4912, -0.2983
3 vehicles 1 casualty
Van / Goods 3.5 tonnes mgw or under METROCAB METROCAB NISSAN MICRA (2y)
View Details

Accident 200643W230116

Slight
51.4240, -1.0323
1 vehicle 1 casualty
RENAULT Model Missing
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Accident 2006620160166

Fatal
51.5086, -3.3032
1 vehicle 2 casualties
VOLKSWAGEN PASSAT
View Details

Accident 2006620160800

Slight
51.6464, -3.8481
2 vehicles 2 casualties
FORD TRANSIT FORD TRANSIT
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Accident 2006620160701

Slight
51.6771, -3.9085
3 vehicles 2 casualties
FORD KA Car VAUXHALL ASTRA (1y)
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Accident 200643R218116

Slight
51.4868, -0.5715
2 vehicles 1 casualty
Goods 7.5 tonnes mgw and over PEUGEOT 207
View Details

Accident 200654MA10006

Slight
51.5167, -2.2504
1 vehicle 3 casualties
PEUGEOT 206 (3y)
View Details

Accident 2006610098806

Slight
51.5803, -3.0352
2 vehicles 1 casualty
IVECO Model Missing RENAULT CLIO (3y)
View Details

Accident 200643W251116

Slight
51.4630, -1.2235
3 vehicles 4 casualties
VAUXHALL ZAFIRA FORD FOCUS (1y) Car
View Details

Accident 2006620161152

Slight
51.5946, -3.7738
2 vehicles 1 casualty
Van / Goods 3.5 tonnes mgw or under CITROEN C2 (1y)
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Accident 2006620160616

Slight
51.6174, -3.8137
3 vehicles 2 casualties
VAUXHALL VECTRA CITROEN BERLINGO Car
View Details