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 199701TC00186
Slight
3 vehicles
2 casualties
FORD FIESTA
VOLKSWAGEN POLO
Vehicle
View Details
Accident 199762J012697
Slight
2 vehicles
2 casualties
FORD SIERRA
FORD FIESTA
(1y)
View Details
Accident 199762J013197
Slight
2 vehicles
1 casualty
ERF Model Missing
VOLKSWAGEN GOLF
(1y)
View Details
Accident 199701XH00288
Slight
1 vehicle
1 casualty
YAMAHA Model Missing
(1y)
View Details
Accident 199743R037047
Slight
2 vehicles
2 casualties
FORD FIESTA
Vehicle
View Details
Accident 199743R031047
Slight
3 vehicles
3 casualties
Bus or coach (17 or more pass seats)
FIAT PUNTO
(3y)
SKODA FAVORIT
(4y)
View Details
Accident 199754MA00317
Slight
1 vehicle
1 casualty
AUDI 80
(3y)
View Details
Accident 199762F010297
Slight
2 vehicles
2 casualties
VOLVO Model Missing
(2y)
Vehicle
View Details
Accident 199762B016797
Slight
2 vehicles
1 casualty
Van / Goods 3.5 tonnes mgw or under
MERCEDES E CLASS
(2y)
View Details
Accident 199762G010497
Slight
2 vehicles
2 casualties
FORD MONDEO
(2y)
Vehicle
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Accident 1997520030652
Slight
1 vehicle
2 casualties
BMW 3 SERIES
View Details
Accident 1997520030622
Slight
2 vehicles
1 casualty
SAAB 900
ERF Model Missing
(3y)
View Details
Accident 199701TC00216
Slight
2 vehicles
1 casualty
PEUGEOT 405
Vehicle
View Details
Accident 199743W017047
Slight
1 vehicle
3 casualties
ROVER 800 SERIES
(4y)
View Details
Accident 199762G009997
Slight
2 vehicles
2 casualties
Vehicle
PEUGEOT 106
(1y)
View Details
Accident 199743N027047
Serious
1 vehicle
1 casualty
YAMAHA Model Missing
View Details
Accident 199743W029047
Slight
1 vehicle
3 casualties
Vehicle
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Accident 199701TC00173
Slight
2 vehicles
1 casualty
VOLKSWAGEN GOLF
(1y)
FORD FIESTA
View Details
Accident 199763A509197
Slight
2 vehicles
1 casualty
FORD ESCORT
(2y)
DATSUN STANZA
View Details
Accident 199754MA00307
Slight
1 vehicle
1 casualty
FIAT TIPO
(3y)
View Details