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 199143I003051
Slight
1 vehicle
1 casualty
FORD SIERRA
(3y)
View Details
Accident 19915291N5673
Slight
2 vehicles
1 casualty
PEUGEOT 305
Vehicle
View Details
Accident 199143I003061
Serious
2 vehicles
3 casualties
ROVER RANGE ROVER
VAUXHALL CAVALIER
(2y)
View Details
Accident 1991620G00840
Slight
2 vehicles
3 casualties
TALBOT SOLARA
Vehicle
View Details
Accident 1991620H05500
Slight
2 vehicles
1 casualty
Vehicle
Vehicle
View Details
Accident 19915291N5646
Slight
1 vehicle
1 casualty
FORD FIESTA
View Details
Accident 199143O002031
Fatal
13 vehicles
18 casualties
Van / Goods 3.5 tonnes mgw or under
FORD SIERRA
(2y)
VOLKSWAGEN LT 35
(4y)
RENAULT TRAFIC
(2y)
FIAT DUCATO
(4y)
FORD SIERRA
(3y)
Vehicle
VOLKSWAGEN GOLF
(4y)
FORD SIERRA
(1y)
VAUXHALL CAVALIER
(3y)
VOLKSWAGEN Model Missing
(4y)
IVECO-FORD Model Missing
(2y)
Van / Goods 3.5 tonnes mgw or under
View Details
Accident 1991620G00810
Slight
3 vehicles
1 casualty
LADA 1500
(3y)
FORD FIESTA
(1y)
PEUGEOT 309
(2y)
View Details
Accident 1991620E00650
Slight
1 vehicle
1 casualty
HONDA Model Missing
View Details
Accident 1991620G00850
Slight
1 vehicle
1 casualty
FORD ESCORT
View Details
Accident 199154MA00211
Slight
2 vehicles
2 casualties
FORD SIERRA
Vehicle
View Details
Accident 199101TC00111
Slight
2 vehicles
1 casualty
VAUXHALL CAVALIER
(2y)
ALFA ROMEO 75
(1y)
View Details
Accident 199101TC00110
Serious
3 vehicles
1 casualty
MCW METROCAB
(3y)
RENAULT 9
FORD GRANADA
View Details
Accident 199101TC00106
Slight
4 vehicles
1 casualty
VAUXHALL CAVALIER
Vehicle
FORD CORTINA
TOYOTA CAMRY
View Details
Accident 199154MA00201
Serious
1 vehicle
3 casualties
FORD ESCORT
View Details
Accident 19915291N5604
Slight
3 vehicles
1 casualty
FIAT TIPO
(2y)
HONDA VF500F
(4y)
DATSUN CHERRY
View Details
Accident 199143I002811
Slight
1 vehicle
13 casualties
Vehicle
View Details
Accident 199154MB00191
Slight
2 vehicles
1 casualty
Vehicle
Vehicle
View Details
Accident 199101TC00105
Slight
2 vehicles
1 casualty
MAZDA 626
(1y)
MORRIS ITAL
View Details
Accident 199101TC00099
Slight
3 vehicles
1 casualty
AUSTIN MAESTRO
(3y)
FORD ESCORT
(3y)
FORD SIERRA
(3y)
View Details