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 201643R114066
Slight
51.4917, -0.7406
2 vehicles
2 casualties
Car
VOLKSWAGEN BORA
View Details
Accident 2016621601031
Slight
51.6434, -3.8444
2 vehicles
1 casualty
Car
SKODA OCTAVIA
(4y)
View Details
Accident 2016621601024
Slight
51.5409, -3.1282
2 vehicles
1 casualty
FORD TRANSIT CONNECT
FIAT 500
View Details
Accident 2016621601066
Slight
51.5111, -3.3602
5 vehicles
3 casualties
MERCEDES SLK CLASS
FIAT 500
NISSAN MICRA
FORD KA
(4y)
AUDI A3
View Details
Accident 201643W140066
Slight
51.4455, -0.8225
3 vehicles
1 casualty
MERCEDES SPRINTER
(3y)
RENAULT CLIO
(1y)
Car
View Details
Accident 2016621601022
Slight
51.5188, -3.6510
1 vehicle
1 casualty
RENAULT CLIO
(4y)
View Details
Accident 201643R126066
Slight
51.4576, -0.7956
2 vehicles
2 casualties
VAUXHALL ASTRA
VOLKSWAGEN GOLF
(4y)
View Details
Accident 2016621601029
Slight
51.5240, -3.7193
1 vehicle
1 casualty
VAUXHALL ASTRA
View Details
Accident 201643W090066
Slight
51.4481, -1.4590
3 vehicles
3 casualties
VAUXHALL VECTRA
FORD FIESTA
BMW S 1000
View Details
Accident 201643W097066
Serious
51.4246, -1.0356
3 vehicles
4 casualties
Car
NISSAN QASHQAI
LAND ROVER RANGE ROVER SPORT
(3y)
View Details
Accident 201643W104066
Serious
51.4800, -1.5527
1 vehicle
1 casualty
VAUXHALL ASTRA
View Details
Accident 201601TX20455
Slight
51.4919, -0.4096
2 vehicles
1 casualty
TOYOTA RAV4
(2y)
HONDA GLR 125
View Details
Accident 201601TX20499
Slight
51.4927, -0.4113
5 vehicles
1 casualty
MERCEDES ML CLASS
VAUXHALL ASTRA
FORD FOCUS
(2y)
NISSAN MICRA
JAGUAR X TYPE
View Details
Accident 2016521604480
Slight
51.5148, -2.2837
2 vehicles
3 casualties
AUDI A3
LAND ROVER FREELANDER
View Details
Accident 2016610027816
Slight
51.5980, -3.0122
3 vehicles
1 casualty
HYUNDAI I20
TOYOTA AVENSIS
FIAT 500
(1y)
View Details
Accident 2016545035216
Slight
51.5212, -2.0479
3 vehicles
4 casualties
SUBARU LEGACY
FIAT PANDA
Car
View Details
Accident 2016521604138
Fatal
51.4979, -2.4166
1 vehicle
1 casualty
BMW 3 SERIES
View Details
Accident 2016610022816
Slight
51.5970, -2.9440
4 vehicles
2 casualties
BMW X5
VAUXHALL CORSA
SKODA FABIA
RENAULT LAGUNA
(4y)
View Details
Accident 201643W031066
Slight
51.4277, -1.0427
1 vehicle
1 casualty
Motorcycle over 500cc
View Details
Accident 2016544976616
Slight
51.5221, -2.0448
1 vehicle
1 casualty
RENAULT SCENIC
(2y)
View Details