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 200643W046076

Slight
51.4116, -0.9670
2 vehicles 1 casualty
VAUXHALL ASTRA (3y) FORD FIESTA
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Accident 200601XH30398

Serious
51.4959, -0.4586
2 vehicles 1 casualty
YAMAHA YZF R6 (1y) FIAT PUNTO (4y)
View Details

Accident 2006620154691

Slight
51.5067, -3.3106
2 vehicles 1 casualty
VAUXHALL ASTRA (2y) PEUGEOT 307 (1y)
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Accident 200643W074076

Slight
51.4390, -0.8998
1 vehicle 1 casualty
CITROEN XSARA
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Accident 200601XH30377

Slight
51.4959, -0.4587
4 vehicles 5 casualties
FORD ESCORT SEAT ALTEA Car VOLKSWAGEN POLO
View Details

Accident 200643R003076

Slight
51.4888, -0.5534
3 vehicles 3 casualties
Car Car Car
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Accident 200601XH30376

Slight
51.4926, -0.4110
2 vehicles 1 casualty
Car VOLVO S40
View Details

Accident 200643W001076

Fatal
51.4651, -1.2693
1 vehicle 2 casualties
PEUGEOT 306
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Accident 2006620154148

Slight
51.5067, -3.3106
2 vehicles 6 casualties
LDV MAXUS (1y) Car
View Details

Accident 200643W284066

Slight
51.4593, -1.1861
3 vehicles 1 casualty
FIAT IDEA SEAT LEON (1y) Car
View Details

Accident 200654MB05306

Serious
51.5459, -1.8558
1 vehicle 3 casualties
VOLKSWAGEN GOLF
View Details

Accident 200643W277066

Slight
51.4840, -1.5612
1 vehicle 1 casualty
LAND ROVER RANGE ROVER
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Accident 200654CP36606

Slight
51.5143, -2.1206
2 vehicles 1 casualty
FORD MONDEO (3y) VOLVO V70 (3y)
View Details

Accident 200643R217066

Slight
51.4998, -0.7034
3 vehicles 1 casualty
VAUXHALL COMBO CITROEN C4 (1y) VAUXHALL VECTRA
View Details

Accident 200643W290066

Slight
51.4750, -1.5409
2 vehicles 3 casualties
VOLKSWAGEN GOLF SEAT ALHAMBRA (2y)
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Accident 2006610045006

Slight
51.6042, -2.9837
3 vehicles 1 casualty
VOLVO Model Missing DAF TRUCKS FA 45LF FORD TRANSIT (2y)
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Accident 200601XH30348

Slight
51.4960, -0.4568
1 vehicle 2 casualties
Car
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Accident 200601XH30347

Serious
51.4957, -0.4617
2 vehicles 1 casualty
FORD KA (2y) HONDA VFR800F (4y)
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Accident 2006620153793

Slight
51.5126, -3.4970
2 vehicles 2 casualties
FORD GALAXY FORD MONDEO
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Accident 2006620153513

Fatal
51.5124, -3.4190
1 vehicle 7 casualties
MITSUBISHI Model Missing
View Details