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 199543N102095
Slight
2 vehicles
1 casualty
Vehicle
PEUGEOT 106
View Details
Accident 199562F035895
Slight
1 vehicle
4 casualties
LAND ROVER DISCOVERY
View Details
Accident 1995610098295
Slight
4 vehicles
1 casualty
Vehicle
Vehicle
Van / Goods 3.5 tonnes mgw or under
Van / Goods 3.5 tonnes mgw or under
View Details
Accident 199543U073095
Slight
2 vehicles
1 casualty
FORD ORION
SEDDON/ATKINSON Model Missing
View Details
Accident 199501XH00814
Slight
2 vehicles
1 casualty
Pedal cycle
RENAULT 9
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Accident 199543R068095
Slight
2 vehicles
2 casualties
BEDFORD Model Missing
VAUXHALL CORSA
(2y)
View Details
Accident 199543U050095
Slight
2 vehicles
1 casualty
Vehicle
MG METRO
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Accident 199543R061095
Slight
1 vehicle
1 casualty
NISSAN MICRA
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Accident 199562L044595
Slight
4 vehicles
2 casualties
Vehicle
Vehicle
Vehicle
Vehicle
View Details
Accident 199562G030995
Slight
2 vehicles
1 casualty
ROVER METRO
(2y)
PEUGEOT 405
(3y)
View Details
Accident 1995610096395
Slight
3 vehicles
1 casualty
Van / Goods 3.5 tonnes mgw or under
Vehicle
Vehicle
View Details
Accident 199543R069095
Slight
3 vehicles
2 casualties
BMW 3 SERIES
FORD ESCORT
ROVER 200 SERIES
(3y)
View Details
Accident 199543R085095
Slight
2 vehicles
3 casualties
FORD ESCORT
VOLKSWAGEN GOLF
View Details
Accident 199562G027995
Slight
2 vehicles
1 casualty
BEDFORD Model Missing
AUDI 100
View Details
Accident 1995610096195
Slight
3 vehicles
1 casualty
Vehicle
Vehicle
Vehicle
View Details
Accident 1995610095995
Slight
2 vehicles
1 casualty
Vehicle
Vehicle
View Details
Accident 19955295E3272
Slight
1 vehicle
1 casualty
FORD ORION
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Accident 199554MA00785
Fatal
1 vehicle
2 casualties
Vehicle
View Details
Accident 1995610095595
Slight
1 vehicle
1 casualty
Vehicle
View Details
Accident 199554MA00775
Slight
2 vehicles
1 casualty
FORD ESCORT
Vehicle
View Details