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 200543W456105

Slight
51.5046, -0.6237
2 vehicles 1 casualty
Car Car
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Accident 200543W450105

Slight
51.4565, -1.4942
1 vehicle 1 casualty
Car
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Accident 200543W425105

Slight
51.4987, -0.7224
2 vehicles 1 casualty
Car FORD FIESTA
View Details

Accident 2005620140743

Slight
51.5131, -3.4957
3 vehicles 2 casualties
VAUXHALL ASTRA Motorcycle over 500cc BMW 3 SERIES (4y)
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Accident 200554MB09305

Slight
51.5405, -1.8053
2 vehicles 2 casualties
Car TOYOTA COROLLA (3y)
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Accident 2005520162698

Serious
51.5695, -2.6772
2 vehicles 1 casualty
PEUGEOT 206 FORD MONDEO (4y)
View Details

Accident 200543W380105

Slight
51.4899, -0.5497
3 vehicles 1 casualty
Car NISSAN SUNNY MERCEDES C CLASS (2y)
View Details

Accident 2005520139777

Slight
51.5534, -2.5541
1 vehicle 2 casualties
VOLKSWAGEN GOLF
View Details

Accident 200563AC48205

Slight
51.7451, -4.0655
2 vehicles 1 casualty
MAN Model Missing (1y) FIAT PUNTO
View Details

Accident 2005620140822

Slight
51.5323, -3.5732
3 vehicles 2 casualties
SEAT LEON FORD FIESTA PEUGEOT 306
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Accident 200543W359105

Slight
51.4465, -0.8201
1 vehicle 1 casualty
FORD FOCUS (2y)
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Accident 2005520139785

Slight
51.5368, -2.5391
2 vehicles 1 casualty
DAF TRUCKS FT 85CF (3y) PEUGEOT 106 (3y)
View Details

Accident 200543W316105

Slight
51.4410, -0.8315
2 vehicles 1 casualty
Car HONDA CIVIC
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Accident 200554MA09205

Slight
51.5336, -1.7720
1 vehicle 1 casualty
Car
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Accident 2005610101705

Fatal
51.6005, -2.9715
2 vehicles 3 casualties
FIAT PUNTO (1y) Car
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Accident 200543W265105

Serious
51.4909, -0.5449
2 vehicles 1 casualty
HONDA CIVIC Car
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Accident 200554MB08905

Slight
51.5112, -2.2926
2 vehicles 2 casualties
MAN Model Missing SUBARU IMPREZA
View Details

Accident 200543W293105

Slight
51.4790, -1.5505
3 vehicles 1 casualty
Car Car Car
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Accident 200543W324105

Slight
51.4531, -1.3247
1 vehicle 1 casualty
MG MGF
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Accident 2005620139903

Slight
51.5415, -3.1289
2 vehicles 2 casualties
MERCEDES 200 Car
View Details