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 201243R189082

Slight
51.4932, -0.5245
4 vehicles 3 casualties
SCANIA Model Missing (2y) CITROEN C4 (4y) CITROEN C1 (4y) SEAT IBIZA
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Accident 201201TX20499

Slight
51.4901, -0.3082
2 vehicles 1 casualty
PEUGEOT 307 VOLKSWAGEN POLO
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Accident 2012610047212

Slight
51.6016, -2.9763
2 vehicles 1 casualty
VAUXHALL VECTRA (3y) VOLKSWAGEN GOLF (4y)
View Details

Accident 201243W173082

Slight
51.4469, -1.4438
3 vehicles 1 casualty
FORD FOCUS VOLKSWAGEN PASSAT (2y) BMW 3 SERIES (1y)
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Accident 2012621200864

Slight
51.5109, -3.4249
1 vehicle 1 casualty
BMW 3 SERIES
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Accident 2012621200872

Serious
51.5190, -3.6502
2 vehicles 2 casualties
FORD KA RENAULT TRAFIC (2y)
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Accident 2012621200857

Serious
51.5329, -3.5651
2 vehicles 3 casualties
AUDI A3 (4y) SCANIA Model Missing
View Details

Accident 2012610045912

Slight
51.5673, -3.0357
4 vehicles 1 casualty
VAUXHALL CORSA VAUXHALL ASTRA HONDA CRV (4y) Car
View Details

Accident 201243R183082

Slight
51.4933, -0.5275
2 vehicles 1 casualty
FIAT PUNTO Vehicle (2y)
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Accident 2012621200816

Slight
51.6751, -3.9805
1 vehicle 1 casualty
VAUXHALL CORSA
View Details

Accident 201201TX20489

Slight
51.4927, -0.2881
1 vehicle 2 casualties
Car (1y)
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Accident 201243R104082

Slight
51.5035, -0.6190
6 vehicles 3 casualties
VAUXHALL TIGRA MINI COOPER (3y) NISSAN PRIMERA FORD MONDEO MAZDA 6 SKODA FABIA
View Details

Accident 201243R096082

Slight
51.4930, -0.5166
3 vehicles 2 casualties
VAUXHALL CORSA VOLKSWAGEN PASSAT Car
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Accident 201243R088082

Slight
51.4922, -0.5405
3 vehicles 1 casualty
HONDA STREAM VAUXHALL ASTRAVAN LEXUS RX300
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Accident 201201XH30536

Slight
51.4846, -0.4526
3 vehicles 4 casualties
AUDI A3 Car VAUXHALL CORSA
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Accident 2012621200784

Slight
51.6256, -3.8220
3 vehicles 3 casualties
VAUXHALL CORSA CITROEN C3 (2y) FORD C-MAX (1y)
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Accident 2012521205703

Slight
51.5228, -2.5255
6 vehicles 2 casualties
AUDI A3 (2y) ALFA ROMEO MITO AUDI A3 (1y) VOLKSWAGEN GOLF MINI COOPER AUDI A3
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Accident 201243W076082

Slight
51.4387, -0.8359
1 vehicle 2 casualties
IVECO DAILY
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Accident 201243R064082

Serious
51.4932, -0.5205
7 vehicles 6 casualties
MERCEDES Model Missing (1y) FORD FOCUS (4y) KIA CEED (1y) VAUXHALL MERIVA Car FORD MONDEO PEUGEOT 206
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Accident 2012610045412

Slight
51.6004, -2.9336
3 vehicles 1 casualty
BMW 3 SERIES (1y) FORD TRANSIT (1y) FORD TRANSIT (3y)
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