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 199501TC00392
Slight
2 vehicles
1 casualty
KAWASAKI ZX600
VAUXHALL CAVALIER
(2y)
View Details
Accident 199554MA00525
Slight
1 vehicle
1 casualty
FORD SIERRA
(3y)
View Details
Accident 199543U067075
Slight
1 vehicle
1 casualty
MERCEDES Model Missing
View Details
Accident 199554MA00515
Slight
2 vehicles
1 casualty
NISSAN PRIMERA
(3y)
HONDA ACCORD
View Details
Accident 199543U065075
Slight
1 vehicle
1 casualty
RENAULT 5
View Details
Accident 1995610073095
Slight
1 vehicle
1 casualty
Vehicle
View Details
Accident 199562E020195
Slight
3 vehicles
2 casualties
FORD SIERRA
(4y)
VAUXHALL CAVALIER
FORD FIESTA
View Details
Accident 199554MA00495
Serious
1 vehicle
2 casualties
TOYOTA CARINA
(2y)
View Details
Accident 199543R084075
Slight
2 vehicles
1 casualty
VOLVO 360
VOLKSWAGEN GOLF
(4y)
View Details
Accident 19955295E2500
Slight
2 vehicles
2 casualties
VAUXHALL CARLTON
FORD SIERRA
View Details
Accident 199501TC00399
Slight
2 vehicles
1 casualty
VOLVO 460
Bus or coach (17 or more pass seats)
View Details
Accident 199543R034075
Slight
2 vehicles
1 casualty
Van / Goods 3.5 tonnes mgw or under
HYUNDAI S-COUPE
(4y)
View Details
Accident 199543R032075
Serious
1 vehicle
6 casualties
NISSAN BLUEBIRD
View Details
Accident 199543R031075
Slight
1 vehicle
1 casualty
FORD TRANSIT
View Details
Accident 199554MA00505
Serious
2 vehicles
3 casualties
Vehicle
Vehicle
View Details
Accident 1995610071395
Serious
2 vehicles
1 casualty
Vehicle
Vehicle
View Details
Accident 199543U029075
Serious
2 vehicles
1 casualty
VAUXHALL CAVALIER
(4y)
FIAT TEMPRA
(1y)
View Details
Accident 199543R025075
Slight
1 vehicle
1 casualty
ROVER 200 SERIES
View Details
Accident 199501ID00046
Serious
1 vehicle
1 casualty
METROCAB METROCAB
(2y)
View Details
Accident 199543R022075
Slight
1 vehicle
1 casualty
VAUXHALL ASTRAVAN
View Details