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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Live M4 closures todaySeverity Breakdown
- Fatal
- 724
- Serious
- 4,059
- Casualties
- 46,338
- Fatal
- 724
- Serious
- 4,059
- Casualties
- 46,338
Collisions by Year
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
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
Areas on the M4
Towns on the M4
Accidents on the M4
Fatal
Serious
Slight
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Recent Accidents
Showing 20 of 29,200 accidents
Accident 2010620198715
Slight
51.4804, -3.2822
2 vehicles
1 casualty
Car
MINI COOPER
View Details
Accident 2010610017410
Slight
51.5711, -3.0335
3 vehicles
2 casualties
FORD FIESTA
(1y)
FORD FIESTA
MAZDA RX8
(4y)
View Details
Accident 201001XH30222
Slight
51.4956, -0.4609
1 vehicle
1 casualty
VAUXHALL ASTRA
View Details
Accident 201043R039030
Slight
51.4498, -0.8116
3 vehicles
2 casualties
Car
PORSCHE 911
(4y)
FORD GALAXY
(4y)
View Details
Accident 2010620198526
Slight
51.6020, -3.7964
2 vehicles
3 casualties
FORD MONDEO
RENAULT SCENIC
View Details
Accident 201054MA01010
Slight
51.5171, -1.6551
2 vehicles
1 casualty
FORD FIESTA
(4y)
MAN Model Missing
View Details
Accident 201001XH30194
Slight
51.4946, -0.4879
1 vehicle
1 casualty
VAUXHALL VECTRA
View Details
Accident 201043R218030
Slight
51.4864, -0.5662
2 vehicles
1 casualty
Car
SEAT LEON
(4y)
View Details
Accident 201054MA00910
Slight
51.5569, -1.8932
1 vehicle
1 casualty
VAUXHALL ASTRA
(3y)
View Details
Accident 201043R210020
Slight
51.4931, -0.5174
2 vehicles
1 casualty
Car
NISSAN MICRA
View Details
Accident 2010620198351
Slight
51.6327, -3.8392
2 vehicles
1 casualty
MITSUBISHI Model Missing
FORD FOCUS
(2y)
View Details
Accident 201054MA00810
Slight
51.5135, -1.6326
2 vehicles
1 casualty
Goods over 3.5t. and under 7.5t
FORD FIESTA
(2y)
View Details
Accident 201001XH30128
Slight
51.4948, -0.4431
5 vehicles
3 casualties
Car
FORD MONDEO
(1y)
PEUGEOT 607
ALFA ROMEO 159
(2y)
DAF TRUCKS Model Missing
(2y)
View Details
Accident 2010620198416
Slight
51.5063, -3.3094
2 vehicles
1 casualty
IVECO Model Missing
(4y)
RENAULT CLIO
(2y)
View Details
Accident 201001TX20104
Slight
51.4934, -0.3581
2 vehicles
1 casualty
Van / Goods 3.5 tonnes mgw or under
LONDON TAXIS INT. TX4
(2y)
View Details
Accident 201043W154020
Slight
51.4134, -0.9760
2 vehicles
3 casualties
SCANIA Model Missing
(2y)
FORD FIESTA
View Details
Accident 201043R173020
Slight
51.4936, -0.4981
1 vehicle
1 casualty
FORD KA
View Details
Accident 201054MA01110
Slight
51.5549, -1.8792
2 vehicles
1 casualty
PEUGEOT 206
SEAT ALHAMBRA
View Details
Accident 201001TX20097
Slight
51.4912, -0.3042
2 vehicles
2 casualties
Car
VOLVO S40
View Details
Accident 201043R168020
Slight
51.4936, -0.5075
2 vehicles
1 casualty
MITSUBISHI SHOGUN
VAUXHALL CORSA
(2y)
View Details