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 199061A205900
Serious
1 vehicle
1 casualty
Vehicle
View Details
Accident 199043E049050
Slight
1 vehicle
1 casualty
Vehicle
View Details
Accident 199043E052050
Slight
2 vehicles
1 casualty
VOLKSWAGEN POLO
(1y)
FORD CAPRI
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Accident 199043E064050
Slight
2 vehicles
1 casualty
FORD ESCORT
FORD ESCORT
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Accident 19905290D3073
Slight
1 vehicle
1 casualty
ROVER 200 SERIES
(2y)
View Details
Accident 199043E044050
Slight
3 vehicles
1 casualty
Vehicle
VOLKSWAGEN GOLF
FIAT 127
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Accident 19905290D3229
Slight
1 vehicle
1 casualty
FORD TRANSIT
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Accident 199061A208900
Slight
3 vehicles
1 casualty
FORD SIERRA
(1y)
VAUXHALL ASTRA
(4y)
FORD SIERRA
(2y)
View Details
Accident 19905290D3455
Serious
2 vehicles
3 casualties
VAUXHALL ASTRA
(1y)
Vehicle
View Details
Accident 199043F024050
Slight
3 vehicles
2 casualties
ERF Model Missing
(3y)
FORD ESCORT
(1y)
Vehicle
View Details
Accident 199001TC00295
Slight
2 vehicles
1 casualty
FORD ESCORT
(3y)
Vehicle
View Details
Accident 199043C030050
Slight
3 vehicles
1 casualty
Van / Goods 3.5 tonnes mgw or under
VAUXHALL CARLTON
PORSCHE 944
(2y)
View Details
Accident 199001TC00292
Slight
1 vehicle
1 casualty
RENAULT 16
View Details
Accident 199043C018050
Slight
4 vehicles
1 casualty
Vehicle
Vehicle
Vehicle
VAUXHALL ASTRA
(3y)
View Details
Accident 19905290D3059
Slight
2 vehicles
1 casualty
IVECO Model Missing
FODEN Model Missing
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Accident 199001TC00268
Serious
2 vehicles
1 casualty
FORD SIERRA
(1y)
LEYLAND Model Missing
(3y)
View Details
Accident 1990620E01460
Slight
1 vehicle
1 casualty
FORD ESCORT
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Accident 199001TC00289
Slight
1 vehicle
1 casualty
MORRIS MARINA
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Accident 199061A192900
Slight
5 vehicles
5 casualties
FORD ESCORT
(1y)
FORD GRANADA
(3y)
BMW 5 SERIES
FORD ESCORT
(1y)
Vehicle
View Details
Accident 199043C029050
Serious
1 vehicle
2 casualties
VAUXHALL CAVALIER
View Details