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 199643R056096
Slight
2 vehicles
4 casualties
MAZDA 323
(1y)
FORD FIESTA
(4y)
View Details
Accident 199601TC00471
Slight
2 vehicles
1 casualty
VAUXHALL CARLTON
(4y)
METROCAB METROCAB
View Details
Accident 199601TC00465
Slight
3 vehicles
2 casualties
Vehicle
VOLKSWAGEN TRANSPORTER
VOLKSWAGEN GOLF
(3y)
View Details
Accident 199643N072096
Serious
1 vehicle
1 casualty
Vehicle
View Details
Accident 199662E024696
Slight
2 vehicles
1 casualty
FORD ESCORT
(1y)
FORD TRANSIT
(2y)
View Details
Accident 199601TC00475
Slight
2 vehicles
1 casualty
VAUXHALL CAVALIER
Vehicle
View Details
Accident 199662D026996
Slight
3 vehicles
1 casualty
Vehicle
Vehicle
FORD FIESTA
View Details
Accident 1996610109596
Slight
3 vehicles
1 casualty
Vehicle
Vehicle
Vehicle
View Details
Accident 1996610112296
Slight
2 vehicles
1 casualty
Vehicle
Vehicle
View Details
Accident 199601XH00898
Slight
2 vehicles
1 casualty
Vehicle
VOLVO Model Missing
(1y)
View Details
Accident 199643R081096
Slight
3 vehicles
2 casualties
FORD ESCORT
(1y)
BMW 7 SERIES
MG MAESTRO
View Details
Accident 199601TC00460
Slight
2 vehicles
1 casualty
NISSAN MICRA
(4y)
MERCEDES 200
View Details
Accident 199643U036096
Slight
2 vehicles
1 casualty
VAUXHALL VECTRA
VOLKSWAGEN GOLF
View Details
Accident 199654MA00736
Slight
1 vehicle
1 casualty
CITROEN ZX
(2y)
View Details
Accident 199643R046096
Slight
3 vehicles
1 casualty
PEUGEOT 306
(2y)
CITROEN ZX
(4y)
JAGUAR XJ SERIES
View Details
Accident 199662B040396
Slight
3 vehicles
1 casualty
SCANIA Model Missing
ROVER METRO
(4y)
HYUNDAI LANTRA
View Details
Accident 199662F032396
Slight
2 vehicles
1 casualty
MAN Model Missing
VOLVO Model Missing
View Details
Accident 199601ID00102
Slight
1 vehicle
1 casualty
VOLKSWAGEN PASSAT
View Details
Accident 19965296E3645
Slight
1 vehicle
2 casualties
AUSTIN MAESTRO
View Details
Accident 19965296E3655
Slight
1 vehicle
1 casualty
Vehicle
View Details