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 199243R104092
Slight
3 vehicles
2 casualties
RENAULT 25
(4y)
IVECO-FORD Model Missing
(3y)
FORD TRANSIT
(3y)
View Details
Accident 199243N150092
Slight
2 vehicles
2 casualties
VOLVO 345
(2y)
SEDDON/ATKINSON Model Missing
(3y)
View Details
Accident 199201TC00495
Slight
2 vehicles
1 casualty
MERCEDES 190
MERCEDES 190
(1y)
View Details
Accident 199201TC00491
Slight
1 vehicle
1 casualty
BMW 3 SERIES
View Details
Accident 199201TC00519
Slight
2 vehicles
1 casualty
CARBODIES TAXI
(1y)
MAZDA E2000
(3y)
View Details
Accident 199254MB00572
Serious
1 vehicle
1 casualty
FORD ESCORT
View Details
Accident 199254MB00562
Serious
1 vehicle
6 casualties
Vehicle
View Details
Accident 199201TC00487
Slight
2 vehicles
1 casualty
YAMAHA Model Missing
Vehicle
View Details
Accident 199261A354920
Slight
2 vehicles
1 casualty
FORD ESCORT
MERCEDES Model Missing
View Details
Accident 1992620E02400
Slight
3 vehicles
2 casualties
Van / Goods 3.5 tonnes mgw or under
RENAULT MASTER
(1y)
FORD ESCORT
(2y)
View Details
Accident 199243R076092
Slight
1 vehicle
1 casualty
FIAT MIRAFIORI
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Accident 1992620F03300
Slight
1 vehicle
2 casualties
RENAULT TRAFIC
(2y)
View Details
Accident 1992620E02360
Serious
1 vehicle
9 casualties
FORD TRANSIT
(3y)
View Details
Accident 199201TC00496
Slight
2 vehicles
1 casualty
AUSTIN MORRIS MINI
FORD SIERRA
View Details
Accident 199261B386920
Slight
2 vehicles
1 casualty
BMW 3 SERIES
AUSTIN MONTEGO
View Details
Accident 199201TC00473
Slight
2 vehicles
1 casualty
VAUXHALL CAVALIER
VAUXHALL ASTRA
View Details
Accident 1992620M02360
Slight
1 vehicle
1 casualty
RENAULT 21
(3y)
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Accident 199243N088092
Slight
3 vehicles
1 casualty
MERCEDES Model Missing
FORD ESCORT
VAUXHALL CAVALIER
View Details
Accident 199243R088092
Slight
4 vehicles
1 casualty
RENAULT ESPACE
RENAULT 11
VAUXHALL CARLTON
Vehicle
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Accident 199243R050092
Slight
1 vehicle
1 casualty
CITROEN BX
View Details