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 199243U028092
Slight
3 vehicles
1 casualty
BMW 3 SERIES
AUSTIN MAESTRO
VAUXHALL CAVALIER
View Details
Accident 199243U024092
Serious
1 vehicle
1 casualty
FORD FIESTA
(3y)
View Details
Accident 199243R046092
Slight
1 vehicle
1 casualty
VAUXHALL CAVALIER
View Details
Accident 1992620F03150
Slight
2 vehicles
1 casualty
CITROEN VISA
FORD FIESTA
(4y)
View Details
Accident 199243U018092
Serious
2 vehicles
2 casualties
CITROEN CX
NISSAN 200
(3y)
View Details
Accident 199261A343920
Slight
2 vehicles
4 casualties
MERCEDES Model Missing
VAUXHALL CAVALIER
View Details
Accident 19925292E2103
Slight
2 vehicles
1 casualty
FIAT PANDA
VOLVO 940
View Details
Accident 199261A331920
Slight
3 vehicles
1 casualty
VAUXHALL NOVA
(1y)
VOLVO 260
VOLKSWAGEN POLO
(1y)
View Details
Accident 199201TC00478
Slight
2 vehicles
1 casualty
KAWASAKI Z750
(4y)
FORD ORION
(4y)
View Details
Accident 199243R022092
Slight
4 vehicles
1 casualty
MERCEDES Model Missing
(4y)
VAUXHALL ASTRA
(3y)
Vehicle
Vehicle
View Details
Accident 199243R038092
Slight
2 vehicles
1 casualty
MERCEDES 190
VAUXHALL ASTRA
(3y)
View Details
Accident 199243R016092
Slight
1 vehicle
1 casualty
CITROEN C15
(3y)
View Details
Accident 199201TC00464
Slight
2 vehicles
1 casualty
Bus or coach (17 or more pass seats)
(3y)
RENAULT 19
View Details
Accident 199201XY00349
Slight
2 vehicles
1 casualty
Vehicle
PEUGEOT 205
(2y)
View Details
Accident 199201TC00465
Slight
2 vehicles
1 casualty
VAUXHALL CAVALIER
(1y)
PEUGEOT 505
View Details
Accident 199243R013092
Slight
1 vehicle
1 casualty
FORD ESCORT
(4y)
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Accident 1992620E02300
Slight
3 vehicles
1 casualty
VAUXHALL CAVALIER
(4y)
Vehicle
SCANIA Model Missing
View Details
Accident 1992620E02280
Slight
2 vehicles
1 casualty
SCANIA Model Missing
MAZDA 323
(3y)
View Details
Accident 199201TC00457
Slight
2 vehicles
1 casualty
VAUXHALL CAVALIER
(4y)
Vehicle
View Details
Accident 199243U006092
Slight
1 vehicle
1 casualty
LEYLAND Model Missing
View Details