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 199701TC00563
Slight
2 vehicles
2 casualties
MERCEDES Model Missing
LEYLAND ROADRUNNER
View Details
Accident 199762D029397
Slight
2 vehicles
2 casualties
Vehicle
FORD ESCORT
View Details
Accident 1997520086042
Slight
1 vehicle
2 casualties
Vehicle
View Details
Accident 199754MA00897
Serious
1 vehicle
1 casualty
MITSUBISHI SHOGUN
(4y)
View Details
Accident 199754MA00867
Slight
3 vehicles
3 casualties
FORD ESCORT
ROVER MAESTRO
(3y)
ROVER 200 SERIES
View Details
Accident 199743W014107
Slight
2 vehicles
1 casualty
RENAULT LAGUNA
(1y)
LEYLAND DAF FA 45
View Details
Accident 199701TC00555
Slight
2 vehicles
1 casualty
FORD ESCORT
Vehicle
View Details
Accident 1997520083512
Slight
1 vehicle
1 casualty
IVECO-FORD Model Missing
View Details
Accident 199754MA00877
Slight
2 vehicles
3 casualties
VAUXHALL CAVALIER
FORD ESCORT
View Details
Accident 199701TC00545
Slight
3 vehicles
2 casualties
VOLVO 340
AUSTIN MONTEGO
PEUGEOT 605
View Details
Accident 199743R147097
Slight
2 vehicles
1 casualty
PEUGEOT 405
ERF Model Missing
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Accident 199743R137097
Serious
1 vehicle
2 casualties
MAZDA 626
View Details
Accident 199743R136097
Serious
1 vehicle
3 casualties
NISSAN SUNNY
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Accident 199701TC00544
Slight
2 vehicles
1 casualty
RENAULT LAGUNA
(2y)
Vehicle
View Details
Accident 199762F035097
Slight
2 vehicles
2 casualties
LEYLAND DAF FT 85
SCANIA Model Missing
View Details
Accident 199762F035197
Slight
3 vehicles
1 casualty
ROVER 800 SERIES
Vehicle
BMW 3 SERIES
(3y)
View Details
Accident 199762D029897
Slight
3 vehicles
2 casualties
Vehicle
VOLVO 440
(2y)
Vehicle
View Details
Accident 199743W071097
Slight
1 vehicle
1 casualty
MAZDA 323
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Accident 199701TC00529
Slight
2 vehicles
2 casualties
FORD SIERRA
MERCEDES Model Missing
View Details
Accident 199754MB00857
Serious
1 vehicle
3 casualties
RENAULT MEGANE
(1y)
View Details