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 199401TC00470
Slight
2 vehicles
4 casualties
Vehicle
BMW 3 SERIES
View Details
Accident 199443U107084
Slight
2 vehicles
1 casualty
FORD ESCORT
(1y)
Van / Goods 3.5 tonnes mgw or under
View Details
Accident 1994610086394
Serious
1 vehicle
3 casualties
VOLKSWAGEN GOLF
View Details
Accident 199462M023694
Slight
3 vehicles
1 casualty
BMW Model Missing
VAUXHALL ASTRA
(2y)
SAAB 9000
(3y)
View Details
Accident 199443R126084
Slight
2 vehicles
1 casualty
NISSAN PRIMERA
(2y)
CITROEN ZX
(1y)
View Details
Accident 199401TC00467
Slight
2 vehicles
2 casualties
VAUXHALL ASTRA
AUSTIN METRO
View Details
Accident 199454MB00594
Slight
1 vehicle
1 casualty
FIAT REGATA
View Details
Accident 199401TC00465
Serious
3 vehicles
2 casualties
Vehicle
Vehicle
VAUXHALL CAVALIER
View Details
Accident 199462F029094
Slight
1 vehicle
1 casualty
BMW 3 SERIES
View Details
Accident 199454MB00554
Slight
2 vehicles
1 casualty
CITROEN ZX
(1y)
FREIGHT ROVER SHERPA
View Details
Accident 199401TC00463
Serious
1 vehicle
1 casualty
Vehicle
View Details
Accident 199443N111084
Slight
2 vehicles
3 casualties
BMW 3 SERIES
(1y)
LAND ROVER DISCOVERY
View Details
Accident 199443U089084
Fatal
9 vehicles
3 casualties
ROVER 400 SERIES
(1y)
ROVER MAESTRO
Vehicle
SAAB 9000
(2y)
VOLKSWAGEN PASSAT
(2y)
ROVER MAESTRO
VOLVO 340
PEUGEOT 205
AUSTIN MAESTRO
View Details
Accident 199462G027194
Slight
2 vehicles
1 casualty
FORD FIESTA
FORD FIESTA
View Details
Accident 199401TC00461
Slight
2 vehicles
1 casualty
KAWASAKI Z550
(3y)
ROVER 200 SERIES
View Details
Accident 199401TC00460
Slight
3 vehicles
1 casualty
MERCEDES Model Missing
ROVER METRO
(3y)
ROVER 200 SERIES
(4y)
View Details
Accident 1994610117394
Slight
2 vehicles
1 casualty
Vehicle
Vehicle
View Details
Accident 199462M023094
Slight
1 vehicle
1 casualty
FORD SIERRA
View Details
Accident 199454MA00564
Slight
2 vehicles
1 casualty
Van / Goods 3.5 tonnes mgw or under
PEUGEOT 205
(4y)
View Details
Accident 1994610084694
Slight
2 vehicles
1 casualty
LAND ROVER DISCOVERY
(1y)
ROVER 200 SERIES
(1y)
View Details