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 199554MB00375
Slight
1 vehicle
1 casualty
VOLVO 760
View Details
Accident 19955295E1815
Slight
3 vehicles
2 casualties
VOLVO 340
TOYOTA CAMRY
(3y)
CITROEN BX
View Details
Accident 199562E014295
Slight
3 vehicles
1 casualty
Vehicle
FORD FIESTA
(1y)
VOLKSWAGEN GOLF
(2y)
View Details
Accident 199543U033055
Serious
1 vehicle
1 casualty
Vehicle
View Details
Accident 199501ID00028
Slight
1 vehicle
1 casualty
CARBODIES TAXI
View Details
Accident 199554MB00365
Slight
2 vehicles
1 casualty
FORD TRANSIT CUSTOM
(2y)
BMW 5 SERIES
(2y)
View Details
Accident 199501TC00259
Slight
3 vehicles
4 casualties
Vehicle
FORD ORION
(4y)
FORD FIESTA
View Details
Accident 199543U041055
Serious
1 vehicle
1 casualty
CITROEN BX
View Details
Accident 199501TC00260
Slight
3 vehicles
4 casualties
VOLVO 740
Vehicle
NISSAN SILVIA
View Details
Accident 199501TC00258
Slight
2 vehicles
1 casualty
KAWASAKI Model Missing
Vehicle
View Details
Accident 199554MA00355
Slight
2 vehicles
2 casualties
MERCEDES 400
(3y)
MERCEDES Model Missing
View Details
Accident 19955295E1590
Slight
2 vehicles
1 casualty
MAZDA 323
Vehicle
View Details
Accident 19955295E1622
Slight
3 vehicles
1 casualty
VOLKSWAGEN POLO
(4y)
MAN/VW Model Missing
VAUXHALL CAVALIER
(1y)
View Details
Accident 199501TC00254
Slight
3 vehicles
2 casualties
BMW 7 SERIES
(2y)
VAUXHALL CAVALIER
Vehicle
View Details
Accident 1995610045095
Slight
5 vehicles
1 casualty
Van / Goods 3.5 tonnes mgw or under
Vehicle
Vehicle
Vehicle
Van / Goods 3.5 tonnes mgw or under
View Details
Accident 199543U008055
Slight
1 vehicle
1 casualty
FORD GRANADA
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Accident 199543N012055
Slight
1 vehicle
1 casualty
Vehicle
View Details
Accident 199562F016395
Slight
2 vehicles
1 casualty
PEUGEOT 205
Vehicle
View Details
Accident 1995610044995
Slight
3 vehicles
1 casualty
Vehicle
Vehicle
Van / Goods 3.5 tonnes mgw or under
View Details
Accident 199543U005055
Slight
1 vehicle
1 casualty
RENAULT 18
View Details