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.
Is the M4 closed right now? See today's accidents, overnight closures and roadworks.
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
Click markers for details
Move Insights
Thinking of moving to this area?
Check flood risk, planning history, EPC ratings and more with a Move Insights property report.
Flood risk assessment
Planning history
EPC ratings & more
Recent Accidents
Showing 20 of 29,200 accidents
Accident 1998430R03609
Slight
2 vehicles
1 casualty
MERCEDES 300
(3y)
LEYLAND DAF FTG 95
View Details
Accident 199854MA00868
Slight
3 vehicles
1 casualty
VOLKSWAGEN LT 35
AUDI 80
SEDDON/ATKINSON Model Missing
View Details
Accident 1998430R02409
Serious
2 vehicles
5 casualties
VOLKSWAGEN GOLF
(3y)
Vehicle
View Details
Accident 1998430W04809
Slight
2 vehicles
2 casualties
PEUGEOT 406
(1y)
VOLVO 460
View Details
Accident 1998520104060
Slight
4 vehicles
3 casualties
FORD MONDEO
(4y)
AUSTIN MINI
HONDA CIVIC
(3y)
VOLVO 740
View Details
Accident 1998430W05109
Slight
4 vehicles
1 casualty
Vehicle
SAAB 9000
(1y)
VOLVO 440
FORD GRANADA
View Details
Accident 199801TD00874
Slight
3 vehicles
1 casualty
RENAULT CLIO
(2y)
AUSTIN MAESTRO
Vehicle
View Details
Accident 199801TD00914
Slight
3 vehicles
4 casualties
Bus or coach (17 or more pass seats)
CARBODIES TAXI
FORD ESCORT
View Details
Accident 199801TD00877
Slight
1 vehicle
1 casualty
FIAT UNO
View Details
Accident 199801TD00863
Slight
1 vehicle
1 casualty
HONDA CIVIC
View Details
Accident 199801TD00864
Serious
2 vehicles
2 casualties
IVECO-FORD Model Missing
Vehicle
View Details
Accident 199862J030398
Slight
2 vehicles
1 casualty
FORD TRANSIT
(3y)
RENAULT 19
View Details
Accident 199862G031698
Slight
1 vehicle
1 casualty
AUSTIN MONTEGO
View Details
Accident 1998610105098
Serious
2 vehicles
2 casualties
TOYOTA STARLET
VOLKSWAGEN PASSAT
View Details
Accident 1998430R00509
Slight
3 vehicles
1 casualty
CITROEN BX
Vehicle
MG MGF
(2y)
View Details
Accident 199854MA00848
Slight
2 vehicles
1 casualty
VAUXHALL CAVALIER
CITROEN C15
(3y)
View Details
Accident 199801TD00850
Slight
1 vehicle
1 casualty
YAMAHA YZF 1000 R
(1y)
View Details
Accident 1998430R15908
Slight
2 vehicles
3 casualties
FORD ESCORT
NISSAN MICRA
View Details
Accident 199862D029098
Slight
2 vehicles
1 casualty
VAUXHALL ASTRA
Vehicle
View Details
Accident 1998430W29908
Slight
3 vehicles
1 casualty
Vehicle
MG MGF
RENAULT CLIO
View Details