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 200543W271105

Slight
51.4413, -1.0692
1 vehicle 2 casualties
PEUGEOT 206 (4y)
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Accident 2005520137057

Slight
51.5353, -2.5376
2 vehicles 1 casualty
FORD MONDEO RENAULT LAGUNA (4y)
View Details

Accident 2005610090205

Slight
51.5607, -3.0419
1 vehicle 2 casualties
BMW 3 SERIES
View Details

Accident 2005620139861

Slight
51.5067, -3.3106
2 vehicles 2 casualties
Car VAUXHALL ASTRA
View Details

Accident 200543N330105

Slight
51.5100, -0.6570
1 vehicle 1 casualty
FORD KA
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Accident 200554MB09105

Slight
51.5357, -2.0011
2 vehicles 2 casualties
Car Car
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Accident 200543W354105

Slight
51.4515, -1.4768
1 vehicle 2 casualties
Car
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Accident 2005620141559

Slight
51.5329, -3.5667
4 vehicles 3 casualties
VAUXHALL ASTRA (2y) FORD MONDEO Car MAZDA RX8
View Details

Accident 200543W191105

Slight
51.4992, -0.7202
2 vehicles 1 casualty
VAUXHALL ASTRA Car
View Details

Accident 200543W285105

Slight
51.4727, -1.5345
2 vehicles 1 casualty
Goods 7.5 tonnes mgw and over PEUGEOT 205
View Details

Accident 200501XH30675

Slight
51.4931, -0.4229
2 vehicles 2 casualties
FORD FOCUS BMW 3 SERIES
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Accident 2005610089305

Slight
51.5978, -3.0128
3 vehicles 2 casualties
Car VAUXHALL ASTRAVAN FORD ESCORT
View Details

Accident 200543N186105

Slight
51.4931, -0.5216
3 vehicles 3 casualties
MERCEDES Model Missing (4y) FORD FIESTA FORD FOCUS (2y)
View Details

Accident 2005620140354

Serious
51.6027, -3.7981
1 vehicle 3 casualties
MG ZR (3y)
View Details

Accident 2005620140707

Slight
51.5331, -3.5622
2 vehicles 1 casualty
Goods 7.5 tonnes mgw and over MAZDA RX8 (1y)
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Accident 2005620141177

Slight
51.5351, -3.7268
2 vehicles 1 casualty
SAAB 9-5 (2y) VOLVO S40
View Details

Accident 2005620139841

Slight
51.5334, -3.5853
3 vehicles 1 casualty
VAUXHALL COMBO (2y) SKODA FABIA CITROEN XSARA
View Details

Accident 2005520142298

Slight
51.5019, -2.3352
2 vehicles 1 casualty
Goods 7.5 tonnes mgw and over FORD FIESTA (4y)
View Details

Accident 2005620141178

Slight
51.6780, -3.9154
3 vehicles 4 casualties
BMW 3 SERIES (4y) FORD TRANSIT (3y) FORD GALAXY (4y)
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Accident 200543W172105

Slight
51.4925, -0.5826
2 vehicles 1 casualty
Car VOLKSWAGEN PASSAT (2y)
View Details