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 200243W398032

Slight
51.4931, -0.5160
3 vehicles 1 casualty
DAEWOO LANOS (1y) HONDA ACCORD Vehicle
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Accident 2002620055676

Slight
51.5279, -3.2383
2 vehicles 1 casualty
FORD MONDEO NISSAN SILVIA
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Accident 200243W108032

Fatal
51.4479, -1.4593
4 vehicles 5 casualties
MAN Model Missing RENAULT LAGUNA (3y) VOLVO Model Missing Vehicle
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Accident 200243W341032

Slight
51.4931, -0.5189
2 vehicles 1 casualty
MERCEDES 300 IVECO-FORD Model Missing
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Accident 200254MA02402

Slight
51.5532, -1.8736
1 vehicle 1 casualty
LEYLAND DAF FA 45
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Accident 2002620058845

Slight
51.6768, -3.9117
2 vehicles 2 casualties
MAZDA MX-5 FIAT CINQUECENTO
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Accident 200254MA02502

Slight
51.5474, -1.8604
3 vehicles 2 casualties
Goods 7.5 tonnes mgw and over LEYLAND DAF FA 55 Vehicle
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Accident 200243W247032

Slight
51.4386, -1.0641
1 vehicle 1 casualty
MAZDA MX-5 (3y)
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Accident 200243W299032

Slight
51.4627, -1.2337
5 vehicles 3 casualties
RENAULT CLIO (3y) PEUGEOT 306 PEUGEOT 205 Vehicle RENAULT MEGANE (2y)
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Accident 200254MA02202

Slight
51.5470, -1.9581
1 vehicle 2 casualties
VAUXHALL CORSA
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Accident 2002520035874

Slight
51.5156, -2.5201
2 vehicles 3 casualties
FORD MONDEO ROVER 200 SERIES (3y)
View Details

Accident 200243W186032

Slight
51.5021, -0.6099
3 vehicles 3 casualties
BMW 5 SERIES FORD FIESTA VAUXHALL CALIBRA (2y)
View Details

Accident 200254MB02602

Slight
51.5247, -2.0387
2 vehicles 1 casualty
TOYOTA COROLLA Vehicle
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Accident 200254MA02302

Slight
51.5357, -2.0005
1 vehicle 2 casualties
FORD FIESTA
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Accident 200201XH00221

Slight
51.4964, -0.4532
2 vehicles 1 casualty
BMW 3 SERIES FORD FIESTA
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Accident 200254MB02102

Fatal
51.5264, -1.7202
3 vehicles 2 casualties
ROVER 200 SERIES (2y) MERCEDES VITO FORD TRANSIT (2y)
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Accident 2002610024802

Slight
51.5881, -3.0326
2 vehicles 2 casualties
VAUXHALL ASTRA NISSAN SUNNY
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Accident 200243W080032

Slight
51.5041, -0.6223
2 vehicles 1 casualty
Goods 7.5 tonnes mgw and over CITROEN XSARA (1y)
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Accident 200254MA02002

Slight
51.4895, -1.5767
2 vehicles 3 casualties
ROVER 400 SERIES (4y) LEYLAND DAF FT 85
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Accident 200243W067032

Serious
51.4546, -1.3395
3 vehicles 4 casualties
FORD ESCORT PEUGEOT Model Missing (1y) FORD MONDEO (1y)
View Details