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 199443R108024
Slight
3 vehicles
2 casualties
VOLVO 440
(4y)
VAUXHALL CAVALIER
(1y)
Vehicle
View Details
Accident 199401TC00115
Fatal
2 vehicles
1 casualty
FORD TRANSIT
(2y)
FORD SIERRA
View Details
Accident 199401TC00112
Slight
2 vehicles
1 casualty
AUSTIN MAESTRO
FORD ESCORT
View Details
Accident 199401TC00109
Slight
2 vehicles
1 casualty
Vehicle
CITROEN C15
View Details
Accident 199401TC00113
Slight
2 vehicles
1 casualty
VAUXHALL MIDI
(1y)
VOLVO Model Missing
View Details
Accident 199401TC00114
Slight
3 vehicles
2 casualties
BMW 3 SERIES
(3y)
MERCEDES 200
ROVER MAESTRO
View Details
Accident 199443R111024
Slight
2 vehicles
1 casualty
VAUXHALL NOVA
VAUXHALL CAVALIER
(4y)
View Details
Accident 199401TC00106
Slight
2 vehicles
1 casualty
AUSTIN METRO
CITROEN AX
View Details
Accident 199443R127024
Slight
1 vehicle
1 casualty
Bus or coach (17 or more pass seats)
View Details
Accident 199443R096024
Serious
1 vehicle
2 casualties
SAAB 9000
(4y)
View Details
Accident 199443R098024
Slight
1 vehicle
1 casualty
MERCEDES Model Missing
(3y)
View Details
Accident 199454MA00114
Serious
2 vehicles
1 casualty
FORD ESCORT
VOLVO Model Missing
View Details
Accident 199401TC00103
Slight
2 vehicles
1 casualty
VAUXHALL CAVALIER
(2y)
NISSAN PRIMERA
View Details
Accident 199401TC00102
Slight
4 vehicles
2 casualties
VAUXHALL CAVALIER
VAUXHALL CAVALIER
(3y)
TOYOTA CARINA
MG METRO
View Details
Accident 199401TC00104
Slight
2 vehicles
1 casualty
ROVER 200 SERIES
(1y)
KAWASAKI Z550
(4y)
View Details
Accident 199443N131024
Slight
2 vehicles
1 casualty
VOLKSWAGEN POLO
VOLKSWAGEN POLO
View Details
Accident 19945294E0703
Slight
2 vehicles
1 casualty
Vehicle
Vehicle
View Details
Accident 199443R077024
Slight
2 vehicles
1 casualty
BMW 5 SERIES
(4y)
VAUXHALL CAVALIER
(2y)
View Details
Accident 199401TC00099
Slight
3 vehicles
1 casualty
VAUXHALL CORSA
(1y)
VOLVO 340
AUSTIN MAESTRO
View Details
Accident 199462E006894
Slight
1 vehicle
1 casualty
Vehicle
View Details