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 199501ID00042
Slight
1 vehicle
1 casualty
VAUXHALL CARLTON
(3y)
View Details
Accident 199543R114065
Slight
2 vehicles
1 casualty
CITROEN BX
Vehicle
View Details
Accident 1995610064995
Serious
1 vehicle
2 casualties
Vehicle
View Details
Accident 199543R117065
Slight
2 vehicles
1 casualty
MITSUBISHI COLT
CITROEN AX
(3y)
View Details
Accident 199543R105065
Slight
5 vehicles
1 casualty
BMW 3 SERIES
MAZDA XEDOS
(1y)
FORD ESCORT
(1y)
VAUXHALL ASTRA
(1y)
BMW 7 SERIES
(4y)
View Details
Accident 1995610064595
Serious
4 vehicles
4 casualties
Vehicle
Vehicle
Vehicle
Vehicle
View Details
Accident 19955295E2303
Slight
2 vehicles
1 casualty
SAAB 900
RENAULT CLIO
View Details
Accident 199543R106065
Slight
1 vehicle
1 casualty
LEYLAND Model Missing
View Details
Accident 1995610064795
Serious
2 vehicles
1 casualty
Vehicle
Vehicle
View Details
Accident 1995610064895
Serious
1 vehicle
2 casualties
Vehicle
View Details
Accident 199543R113065
Slight
2 vehicles
1 casualty
Vehicle
Vehicle
View Details
Accident 199501TC00336
Slight
2 vehicles
2 casualties
FORD ESCORT
VAUXHALL CAVALIER
(3y)
View Details
Accident 199554MA00455
Slight
1 vehicle
2 casualties
FIAT REGATA
View Details
Accident 1995610064295
Slight
2 vehicles
2 casualties
Vehicle
Bus or coach (17 or more pass seats)
View Details
Accident 199543U055065
Slight
2 vehicles
3 casualties
ERF Model Missing
Van / Goods 3.5 tonnes mgw or under
View Details
Accident 19955295E2281
Slight
2 vehicles
2 casualties
OPEL Model Missing
SAAB 9000
(2y)
View Details
Accident 19955295E2265
Slight
2 vehicles
1 casualty
FORD TRANSIT
(1y)
SCANIA Model Missing
View Details
Accident 1995610090795
Slight
2 vehicles
1 casualty
Vehicle
Vehicle
View Details
Accident 199563A519095
Slight
2 vehicles
2 casualties
LAND ROVER RANGE ROVER
RENAULT CLIO
(2y)
View Details
Accident 199543R091065
Fatal
2 vehicles
2 casualties
Vehicle
LEYLAND DAF FT 85
View Details