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 199101TC00370
Slight
2 vehicles
1 casualty
Vehicle
YAMAHA Model Missing
(2y)
View Details
Accident 199143H008631
Slight
2 vehicles
1 casualty
FORD FIESTA
FORD SIERRA
(2y)
View Details
Accident 199161B306910
Slight
2 vehicles
2 casualties
FORD GRANADA
(1y)
FORD ESCORT
View Details
Accident 19915291N6838
Slight
5 vehicles
1 casualty
Vehicle
MERCEDES 200
(4y)
FORD SIERRA
CITROEN AX
(2y)
VOLVO 360
View Details
Accident 19915291N6858
Serious
1 vehicle
3 casualties
FORD ESCORT
View Details
Accident 1991620F02280
Slight
1 vehicle
1 casualty
FORD TRANSIT
(3y)
View Details
Accident 199154MA00411
Slight
1 vehicle
1 casualty
MERCEDES Model Missing
(1y)
View Details
Accident 199154MB00401
Serious
2 vehicles
1 casualty
Vehicle
ERF Model Missing
View Details
Accident 19915291N6787
Serious
6 vehicles
2 casualties
FORD CORTINA
Vehicle
VAUXHALL CAVALIER
(3y)
Vehicle
Vehicle
Vehicle
View Details
Accident 199143J008351
Slight
3 vehicles
1 casualty
VOLVO 740
(3y)
Vehicle
BMW 7 SERIES
(2y)
View Details
Accident 199101TC00353
Slight
2 vehicles
2 casualties
Vehicle
FORD FIESTA
(2y)
View Details
Accident 199143J008521
Slight
1 vehicle
1 casualty
FORD FIESTA
View Details
Accident 199143O005221
Slight
1 vehicle
2 casualties
PEUGEOT 405
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Accident 199101TC00343
Serious
2 vehicles
1 casualty
TRIUMPH ACCLAIM
AUDI COUPE
View Details
Accident 199101XY00331
Slight
2 vehicles
1 casualty
ROVER 200 SERIES
SUBARU LEGACY
(1y)
View Details
Accident 199143J008281
Slight
1 vehicle
2 casualties
BMW 3 SERIES
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Accident 199143B009071
Slight
2 vehicles
1 casualty
Vehicle
Vehicle
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Accident 1991620F02190
Slight
2 vehicles
1 casualty
SAAB 900
VAUXHALL ASTRA
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Accident 199101TC00336
Slight
2 vehicles
10 casualties
BEDFORD Model Missing
(4y)
VOLVO 264
View Details
Accident 199101TC00332
Slight
1 vehicle
1 casualty
LEYLAND Model Missing
(4y)
View Details