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 199101TC00334
Slight
3 vehicles
2 casualties
Vehicle
(3y)
FORD SIERRA
(3y)
AUSTIN MINI
View Details
Accident 199143J008171
Slight
1 vehicle
1 casualty
MG METRO
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Accident 199101TC00328
Slight
4 vehicles
1 casualty
VAUXHALL CAVALIER
AUSTIN TAXI
VOLVO 940
AUDI 80
(2y)
View Details
Accident 199101TC00331
Slight
3 vehicles
1 casualty
NISSAN BLUEBIRD
(3y)
RENAULT 25
(2y)
FORD SIERRA
View Details
Accident 199101TC00327
Slight
2 vehicles
1 casualty
KAWASAKI Model Missing
(2y)
PEUGEOT 505
(2y)
View Details
Accident 1991620D03180
Slight
1 vehicle
1 casualty
FORD FIESTA
(4y)
View Details
Accident 1991620E01870
Slight
2 vehicles
1 casualty
FORD FIESTA
PEUGEOT 305
View Details
Accident 199101XY00321
Slight
2 vehicles
1 casualty
FORD ESCORT
SAAB 900
View Details
Accident 199143J008121
Slight
2 vehicles
1 casualty
Daf Trucks Model Missing
Vehicle
View Details
Accident 199101TC00350
Slight
1 vehicle
1 casualty
AUDI 80
View Details
Accident 199143O004971
Slight
1 vehicle
1 casualty
FORD FIESTA
(1y)
View Details
Accident 1991620H04930
Slight
2 vehicles
2 casualties
SEDDON/ATKINSON Model Missing
VAUXHALL CAVALIER
(4y)
View Details
Accident 199101TC00322
Serious
2 vehicles
2 casualties
VOLKSWAGEN JETTA
(3y)
FORD SIERRA
View Details
Accident 199101TC00316
Slight
3 vehicles
2 casualties
HYUNDAI STELLAR
(3y)
RENAULT ESPACE
(2y)
VOLVO 460
View Details
Accident 1991620F02100
Slight
3 vehicles
1 casualty
VAUXHALL ASTRA
SEDDON/ATKINSON Model Missing
Vehicle
(2y)
View Details
Accident 199101TC00314
Serious
1 vehicle
1 casualty
RENAULT 5
View Details
Accident 199101TC00315
Slight
3 vehicles
1 casualty
Vehicle
RENAULT 21
FORD ESCORT
(2y)
View Details
Accident 1991620E01750
Slight
1 vehicle
2 casualties
VESPA (DOUGLAS) Model Missing
View Details
Accident 1991620H05160
Serious
1 vehicle
1 casualty
Vehicle
View Details
Accident 199143J007711
Slight
1 vehicle
2 casualties
FORD ESCORT
View Details