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 199943R212099

Serious
51.4933, -0.5249
2 vehicles 1 casualty
Goods over 3.5t. and under 7.5t Goods 7.5 tonnes mgw and over
View Details

Accident 199943W230099

Slight
51.4521, -1.4790
3 vehicles 1 casualty
Vehicle PEUGEOT 306 (3y) LEYLAND DAF FTG 85 (4y)
View Details

Accident 199943R343099

Slight
51.4357, -0.8289
1 vehicle 1 casualty
FORD FIESTA
View Details

Accident 199962F100399

Slight
51.5181, -3.7079
2 vehicles 2 casualties
RENAULT CLIO (2y) RENAULT MEGANE (2y)
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Accident 199943R317099

Slight
51.4952, -0.5849
2 vehicles 2 casualties
ROVER 200 SERIES Goods 7.5 tonnes mgw and over
View Details

Accident 199943R359099

Slight
51.4922, -0.5385
2 vehicles 1 casualty
IVECO-FORD Model Missing Goods over 3.5t. and under 7.5t
View Details

Accident 1999610125499

Slight
51.5961, -3.0179
4 vehicles 2 casualties
FORD TRANSIT FORD ORION FORD ESCORT PEUGEOT 106 (2y)
View Details

Accident 199943R243099

Slight
51.4862, -0.7546
3 vehicles 3 casualties
AUDI A3 CITROEN SAXO (1y) FORD FIESTA (4y)
View Details

Accident 199954MB08999

Slight
51.5152, -1.6437
1 vehicle 1 casualty
IVECO-FORD Model Missing (2y)
View Details

Accident 199901TX01013

Slight
51.4932, -0.4244
2 vehicles 1 casualty
BEDFORD Model Missing PEUGEOT 405
View Details

Accident 199943R297099

Slight
51.4835, -0.7590
2 vehicles 1 casualty
Goods over 3.5t. and under 7.5t FORD TRANSIT
View Details

Accident 199954MA09399

Slight
51.5058, -1.5974
3 vehicles 2 casualties
FORD MONDEO (1y) MERCEDES C CLASS (3y) Vehicle
View Details

Accident 1999610128099

Slight
51.6020, -2.8978
2 vehicles 2 casualties
VAUXHALL ASTRA FORD ESCORT
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Accident 1999520135054

Slight
51.5018, -2.3483
2 vehicles 2 casualties
ROVER 200 SERIES (4y) Vehicle
View Details

Accident 199943R287099

Slight
51.4932, -0.5236
3 vehicles 1 casualty
PEUGEOT 205 CITROEN XANTIA (1y) Van / Goods 3.5 tonnes mgw or under
View Details

Accident 199943R281099

Slight
51.4993, -0.7210
2 vehicles 1 casualty
HYUNDAI PONY FIAT BRAVA (2y)
View Details

Accident 1999520112712

Slight
51.5023, -2.3508
2 vehicles 2 casualties
VAUXHALL ASTRA VOLVO S40
View Details

Accident 199954MA08899

Slight
51.5462, -1.8552
4 vehicles 1 casualty
LAND ROVER DISCOVERY RENAULT LAGUNA (2y) Van / Goods 3.5 tonnes mgw or under ROVER 200 SERIES
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Accident 199943R209099

Slight
51.4770, -0.7659
4 vehicles 1 casualty
TOYOTA CARINA VOLKSWAGEN Model Missing FORD ESCORT KIA SHUMA
View Details

Accident 199943R259099

Slight
51.4244, -0.8823
7 vehicles 4 casualties
VOLVO S80 PEUGEOT 406 (3y) RENAULT 25 PEUGEOT 306 (2y) LEXUS GS300 VAUXHALL CAVALIER VOLKSWAGEN GOLF
View Details