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 199862D014998
Slight
2 vehicles
1 casualty
FIAT FIORINO
(1y)
Vehicle
View Details
Accident 199854MB00408
Slight
2 vehicles
1 casualty
FORD ESCORT
Vehicle
View Details
Accident 199801TD00361
Slight
3 vehicles
2 casualties
RENAULT LAGUNA
(1y)
VOLKSWAGEN GOLF
PEUGEOT 306
(1y)
View Details
Accident 1998610050998
Slight
1 vehicle
1 casualty
Van / Goods 3.5 tonnes mgw or under
View Details
Accident 199862G014198
Serious
2 vehicles
1 casualty
NISSAN PRIMERA
FORD ESCORT
(2y)
View Details
Accident 1998520048216
Serious
3 vehicles
1 casualty
BMW K 75 S
LEYLAND DAF FT 85
(4y)
IVECO-FORD Model Missing
View Details
Accident 199843R007058
Slight
2 vehicles
1 casualty
ROVER MAESTRO
ROVER 200 SERIES
View Details
Accident 199863ER06498
Slight
3 vehicles
2 casualties
FORD ESCORT
VAUXHALL NOVA
Vehicle
View Details
Accident 199854MB00398
Serious
3 vehicles
2 casualties
MERCEDES E CLASS
(3y)
Van / Goods 3.5 tonnes mgw or under
FORD TRANSIT
View Details
Accident 199843R013058
Slight
1 vehicle
1 casualty
VOLVO Model Missing
View Details
Accident 199801TD00341
Slight
1 vehicle
1 casualty
ROVER 100 SERIES
(2y)
View Details
Accident 199862D013998
Slight
3 vehicles
1 casualty
FORD MONDEO
(3y)
MAN Model Missing
(1y)
MERCEDES Model Missing
View Details
Accident 199843W090048
Slight
2 vehicles
5 casualties
MAZDA XEDOS
FORD CAPRI
View Details
Accident 1998610053598
Slight
2 vehicles
1 casualty
Vehicle
Vehicle
View Details
Accident 199843W084048
Fatal
1 vehicle
1 casualty
IVECO-FORD Model Missing
View Details
Accident 199862J015498
Fatal
2 vehicles
2 casualties
ROVER 400 SERIES
(2y)
VOLVO Model Missing
View Details
Accident 1998610044998
Slight
3 vehicles
1 casualty
Vehicle
Vehicle
Vehicle
View Details
Accident 1998520044997
Slight
1 vehicle
1 casualty
ROVER 400 SERIES
View Details
Accident 199843R132048
Serious
3 vehicles
4 casualties
Vehicle
LAND ROVER DISCOVERY
(4y)
FORD FIESTA
View Details
Accident 199843R129048
Fatal
1 vehicle
1 casualty
SKODA FAVORIT
(4y)
View Details