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 199101TC00220
Slight
2 vehicles
1 casualty
TOYOTA COROLLA
(2y)
ERF Model Missing
(3y)
View Details
Accident 199101XY00240
Slight
2 vehicles
1 casualty
BMW 3 SERIES
Vehicle
View Details
Accident 199101TC00223
Slight
2 vehicles
1 casualty
BEDFORD Model Missing
FORD FIESTA
View Details
Accident 199143H005731
Slight
1 vehicle
1 casualty
AUSTIN MINI
(3y)
View Details
Accident 1991530BI0511
Serious
3 vehicles
1 casualty
ERF Model Missing
(4y)
Vehicle
MERCEDES Model Missing
(2y)
View Details
Accident 19915291N6231
Slight
3 vehicles
1 casualty
ERF Model Missing
(4y)
AUSTIN MINI
MERCEDES Model Missing
(2y)
View Details
Accident 199143O003461
Slight
2 vehicles
2 casualties
Vehicle
AUSTIN MAESTRO
View Details
Accident 199161A208910
Slight
1 vehicle
1 casualty
ALFA ROMEO SPRINT
View Details
Accident 1991620D02200
Fatal
1 vehicle
2 casualties
FORD SIERRA
(3y)
View Details
Accident 199143J005621
Slight
1 vehicle
3 casualties
HYUNDAI PONY
(3y)
View Details
Accident 199143H005561
Slight
2 vehicles
1 casualty
DATSUN CHERRY
MAZDA 323
View Details
Accident 199101TC00214
Slight
2 vehicles
1 casualty
VAUXHALL ASTRA
(3y)
RENAULT 25
View Details
Accident 199101TC00205
Slight
2 vehicles
1 casualty
VOLKSWAGEN SCIROCCO
(4y)
ROVER 800 SERIES
(4y)
View Details
Accident 199154MA00331
Slight
2 vehicles
1 casualty
LEYLAND ROADRUNNER
FORD Model Missing
View Details
Accident 199154MA00321
Slight
2 vehicles
1 casualty
VOLVO 440
(2y)
SCANIA Model Missing
(2y)
View Details
Accident 1991620F01550
Slight
2 vehicles
2 casualties
FORD Model Missing
FORD Model Missing
View Details
Accident 199154MA00311
Slight
1 vehicle
1 casualty
VAUXHALL CAVALIER
(2y)
View Details
Accident 199143H005371
Serious
1 vehicle
1 casualty
VAUXHALL CAVALIER
(3y)
View Details
Accident 19915291N6173
Slight
2 vehicles
1 casualty
Vehicle
BMW 3 SERIES
View Details
Accident 199161A166910
Slight
3 vehicles
3 casualties
MERCEDES Model Missing
VAUXHALL CAVALIER
FORD FIESTA
View Details