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 199662D016996
Slight
2 vehicles
1 casualty
FORD SIERRA
Vehicle
View Details
Accident 199654MB00426
Slight
1 vehicle
1 casualty
FORD FIESTA
View Details
Accident 1996610069096
Serious
2 vehicles
1 casualty
Vehicle
Vehicle
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Accident 199654MA00386
Slight
2 vehicles
1 casualty
VOLVO Model Missing
SCANIA Model Missing
View Details
Accident 199601TC00308
Slight
4 vehicles
5 casualties
VAUXHALL VECTRA
RENAULT CLIO
(2y)
TOYOTA CARINA
Vehicle
View Details
Accident 1996610068596
Slight
4 vehicles
2 casualties
Vehicle
Vehicle
Vehicle
Vehicle
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Accident 19965296E3930
Slight
2 vehicles
2 casualties
NISSAN MICRA
SKODA 120
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Accident 199654MA00416
Slight
2 vehicles
2 casualties
VAUXHALL BELMONT
SAAB 99
View Details
Accident 1996610068396
Slight
1 vehicle
1 casualty
Vehicle
View Details
Accident 199643R083066
Slight
3 vehicles
5 casualties
FORD MONDEO
(1y)
FORD ESCORT
(3y)
VOLKSWAGEN POLO
View Details
Accident 199654MB00376
Slight
2 vehicles
1 casualty
LEYLAND DAF Model Missing
FORD ESCORT
(3y)
View Details
Accident 199654MA00366
Serious
2 vehicles
2 casualties
ROVER 400 SERIES
(1y)
Bus or coach (17 or more pass seats)
View Details
Accident 19965296E2288
Slight
3 vehicles
1 casualty
CITROEN XANTIA
(2y)
LEXUS LS400
FIAT PUNTO
(1y)
View Details
Accident 199643R113066
Slight
1 vehicle
2 casualties
ROVER 200 SERIES
View Details
Accident 199643R064066
Slight
2 vehicles
1 casualty
Vehicle
FODEN Model Missing
View Details
Accident 199643R056066
Slight
2 vehicles
1 casualty
Vehicle
RENAULT 21
View Details
Accident 199643R075066
Slight
2 vehicles
1 casualty
AUSTIN MONTEGO
VOLVO Model Missing
View Details
Accident 199601TC00291
Slight
1 vehicle
1 casualty
FORD ESCORT
View Details
Accident 1996610062296
Slight
2 vehicles
2 casualties
Vehicle
Vehicle
View Details
Accident 199662E015396
Slight
2 vehicles
1 casualty
Vehicle
FORD ORION
View Details