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.
Is the M4 closed right now? See today's accidents, overnight closures and roadworks.
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
Click markers for details
Move Insights
Thinking of moving to this area?
Check flood risk, planning history, EPC ratings and more with a Move Insights property report.
Flood risk assessment
Planning history
EPC ratings & more
Recent Accidents
Showing 20 of 29,200 accidents
Accident 200401TE00698
Slight
51.4882, -0.3921
3 vehicles
1 casualty
BMW 3 SERIES
(2y)
BMW 3 SERIES
(2y)
AUDI A4
View Details
Accident 200454MB09304
Slight
51.5299, -1.7487
1 vehicle
1 casualty
Vehicle
View Details
Accident 200443W485094
Slight
51.4930, -0.5346
2 vehicles
1 casualty
Vehicle
RENAULT Model Missing
(2y)
View Details
Accident 200401TX00645
Slight
51.4957, -0.4587
2 vehicles
1 casualty
RENAULT ESPACE
Goods 7.5 tonnes mgw and over
View Details
Accident 2004620117884
Slight
51.5067, -3.3106
2 vehicles
1 casualty
Van / Goods 3.5 tonnes mgw or under
ROVER METRO
View Details
Accident 200454MA09104
Slight
51.5300, -1.7535
1 vehicle
1 casualty
BMW M3
View Details
Accident 200401TE00689
Slight
51.4913, -0.2990
3 vehicles
1 casualty
FORD FIESTA
ROVER 200 SERIES
FIAT PUNTO
(3y)
View Details
Accident 200401TE00699
Slight
51.4957, -0.3433
2 vehicles
1 casualty
FORD MONDEO
METROCAB METROCAB
View Details
Accident 2004620118096
Slight
51.5270, -3.2417
2 vehicles
1 casualty
Vehicle
VOLVO S60
(3y)
View Details
Accident 2004520126152
Slight
51.5705, -2.5810
2 vehicles
1 casualty
JAGUAR S TYPE
Vehicle
View Details
Accident 2004610109504
Slight
51.5897, -2.8480
3 vehicles
1 casualty
FORD ESCORT
FORD FOCUS
Vehicle
View Details
Accident 2004520126021
Slight
51.5122, -2.5173
2 vehicles
1 casualty
FORD ESCORT
(4y)
MAN Model Missing
(3y)
View Details
Accident 200443W446094
Slight
51.4893, -0.5518
2 vehicles
1 casualty
Goods 7.5 tonnes mgw and over
ROVER 25
(2y)
View Details
Accident 200443W500094
Serious
51.4918, -0.5817
3 vehicles
1 casualty
PIAGGIO Model Missing
VAUXHALL OMEGA
(4y)
Vehicle
View Details
Accident 200401TE00691
Slight
51.4913, -0.2981
2 vehicles
1 casualty
RENAULT LAGUNA
(1y)
KTM Model Missing
(1y)
View Details
Accident 2004520125458
Serious
51.5000, -2.3663
2 vehicles
1 casualty
VOLVO Model Missing
SCANIA Model Missing
View Details
Accident 200454MA09204
Slight
51.5585, -1.9121
2 vehicles
1 casualty
CITROEN XSARA
(3y)
RENAULT Model Missing
(1y)
View Details
Accident 200454MA08904
Serious
51.4915, -1.5795
2 vehicles
2 casualties
MG MGB
DAF TRUCKS FA 45LF
View Details
Accident 200443W358094
Slight
51.4452, -0.8238
1 vehicle
1 casualty
SUZUKI WAGON R+
(3y)
View Details
Accident 200454MA09004
Slight
51.5875, -1.7752
3 vehicles
1 casualty
Vehicle
TOYOTA COROLLA
Goods 7.5 tonnes mgw and over
View Details