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 200301TE00556

Slight
51.4924, -0.4107
1 vehicle 1 casualty
SAAB 900
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Accident 200343P102103

Slight
51.4603, -1.1619
1 vehicle 1 casualty
Van / Goods 3.5 tonnes mgw or under
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Accident 200343P129103

Serious
51.4631, -1.2251
2 vehicles 1 casualty
FORD ESCORT MERCEDES Model Missing
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Accident 200343P098103

Slight
51.4602, -1.1634
2 vehicles 1 casualty
PEUGEOT 605 (3y) FORD FOCUS
View Details

Accident 200343N059103

Slight
51.5112, -0.6540
1 vehicle 1 casualty
VAUXHALL ASTRA
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Accident 200343W198103

Slight
51.4995, -0.7188
2 vehicles 1 casualty
Vehicle HONDA Model Missing
View Details

Accident 2003610128503

Slight
51.5517, -3.0650
3 vehicles 1 casualty
LDV 200 SERIES (4y) VAUXHALL ASTRA VOLVO Model Missing (2y)
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Accident 2003610112503

Serious
51.5443, -3.1057
2 vehicles 2 casualties
SCANIA Model Missing VOLVO Model Missing (3y)
View Details

Accident 200354MB09503

Slight
51.5566, -1.8888
1 vehicle 1 casualty
HONDA ACCORD
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Accident 2003520131202

Slight
51.5063, -2.4854
9 vehicles 3 casualties
RENAULT CLIO (4y) MITSUBISHI CARISMA PEUGEOT 205 (2y) TOYOTA MR2 (3y) VOLVO S40 (3y) LAND ROVER FREELANDER (2y) SKODA OCTAVIA FORD ESCORT (4y) MAZDA 323
View Details

Accident 200343W063103

Slight
51.4884, -0.5549
3 vehicles 1 casualty
PEUGEOT 106 FORD FOCUS FORD FIESTA (3y)
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Accident 200343W071103

Slight
51.4906, -0.5471
3 vehicles 2 casualties
FIAT BRAVO Vehicle Vehicle
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Accident 200354MB12903

Slight
51.5393, -1.9867
2 vehicles 1 casualty
FORD ESCORT NISSAN ALMERA (1y)
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Accident 200343P135103

Slight
51.4600, -1.1805
2 vehicles 1 casualty
DAEWOO MATIZ (3y) FORD ESCORT
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Accident 200354MA09403

Slight
51.5467, -1.8586
2 vehicles 5 casualties
VOLKSWAGEN PASSAT PEUGEOT 106
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Accident 2003620096087

Slight
51.5114, -3.3617
3 vehicles 1 casualty
FORD MONDEO (4y) DAIHATSU FOURTRAK FORD ESCORT (1y)
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Accident 2003620092562

Serious
51.5987, -3.7866
2 vehicles 1 casualty
FORD ESCORT (1y) VOLKSWAGEN GOLF (2y)
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Accident 200301TE00542

Slight
51.4949, -0.4537
2 vehicles 1 casualty
RENAULT CLIO RENAULT CLIO
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Accident 2003520130389

Slight
51.5134, -2.5177
2 vehicles 1 casualty
JAGUAR S TYPE FORD FIESTA
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Accident 200343N041103

Slight
51.5138, -0.6548
1 vehicle 1 casualty
ALFA ROMEO SPIDER
View Details