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 199161B123910
Slight
2 vehicles
2 casualties
Vehicle
NISSAN SUNNY
(4y)
View Details
Accident 199143O002291
Slight
2 vehicles
1 casualty
VAUXHALL CAVALIER
HONDA CONCERTO
(1y)
View Details
Accident 199143I003321
Slight
3 vehicles
2 casualties
MG METRO
FORD ESCORT
Daf Trucks Model Missing
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Accident 199143O002231
Slight
1 vehicle
1 casualty
AUDI Model Missing
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Accident 199143O002251
Slight
1 vehicle
2 casualties
Vehicle
View Details
Accident 19915291N5796
Slight
5 vehicles
1 casualty
FORD ESCORT
RENAULT 5
HONDA Model Missing
(3y)
FORD ESCORT
ROVER 2000
View Details
Accident 199143O002151
Serious
2 vehicles
1 casualty
VOLKSWAGEN Model Missing
VAUXHALL NOVA
(1y)
View Details
Accident 199143J003281
Slight
2 vehicles
4 casualties
RENAULT 20
SEDDON/ATKINSON Model Missing
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Accident 199101TC00135
Slight
2 vehicles
1 casualty
Vehicle
Vehicle
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Accident 199143J003641
Serious
1 vehicle
4 casualties
AUSTIN ALLEGRO
View Details
Accident 1991620F00880
Slight
2 vehicles
2 casualties
PEUGEOT 305
(1y)
VAUXHALL CAVALIER
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Accident 199143J003231
Slight
2 vehicles
2 casualties
FORD GRANADA
(3y)
VOLVO Model Missing
View Details
Accident 19915291N5742
Slight
1 vehicle
1 casualty
BMW 3 SERIES
(3y)
View Details
Accident 199101TC00128
Slight
3 vehicles
1 casualty
FORD ORION
(4y)
VOLVO 740
(2y)
FORD FIESTA
View Details
Accident 1991620E00740
Slight
2 vehicles
1 casualty
RENAULT 21
(2y)
FORD TRANSIT
(4y)
View Details
Accident 1991620G00900
Slight
2 vehicles
1 casualty
Vehicle
KAWASAKI Z750
(1y)
View Details
Accident 199161A093910
Slight
2 vehicles
1 casualty
Vehicle
Vehicle
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Accident 199101TC00124
Slight
1 vehicle
1 casualty
FORD ESCORT
(4y)
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Accident 199161B118910
Slight
1 vehicle
1 casualty
VOLVO Model Missing
(4y)
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Accident 199161A095910
Serious
1 vehicle
2 casualties
DATSUN SUNNY
View Details