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 200843W114118
Slight
51.4486, -1.4195
5 vehicles
3 casualties
IVECO DAILY
(2y)
FORD FOCUS
FORD FIESTA
FORD KA
MERCEDES E CLASS
View Details
Accident 2008620184781
Slight
51.6007, -3.7930
1 vehicle
1 casualty
BMW 3 SERIES
View Details
Accident 2008520811714
Slight
51.4978, -2.4380
1 vehicle
1 casualty
VAUXHALL CORSA
(2y)
View Details
Accident 200843R059118
Slight
51.4932, -0.5261
3 vehicles
4 casualties
VAUXHALL CORSA
FORD TRANSIT
(2y)
CITROEN SAXO
View Details
Accident 2008620184133
Slight
51.5947, -3.7746
3 vehicles
2 casualties
VAUXHALL CORSA
FORD TRANSIT
(4y)
Vehicle
View Details
Accident 200843W060118
Serious
51.4491, -1.4662
4 vehicles
1 casualty
VAUXHALL ASTRAVAN
AUDI COUPE
VAUXHALL OMEGA
ROVER 400 SERIES
View Details
Accident 2008620184417
Slight
51.5080, -3.3353
2 vehicles
1 casualty
Car
Motorcycle over 500cc
View Details
Accident 200854EP47708
Slight
51.5143, -2.1206
2 vehicles
1 casualty
VOLKSWAGEN GOLF
SAAB 9-5
(1y)
View Details
Accident 2008610083808
Slight
51.5829, -3.0358
2 vehicles
2 casualties
Goods 7.5 tonnes mgw and over
PROTON PERSONA
View Details
Accident 200801TX20635
Slight
51.4896, -0.3716
2 vehicles
1 casualty
TOYOTA PREVIA
MERCEDES E CLASS
View Details
Accident 200843R031118
Slight
51.5025, -0.6155
2 vehicles
1 casualty
BMW 5 SERIES
VAUXHALL CORSA
(2y)
View Details
Accident 200801TX20618
Slight
51.4913, -0.2821
2 vehicles
1 casualty
VAUXHALL ASTRA
Vehicle
View Details
Accident 200801TX20645
Slight
51.4891, -0.3149
1 vehicle
1 casualty
Motorcycle over 500cc
View Details
Accident 200843R042118
Slight
51.4933, -0.5115
3 vehicles
2 casualties
FORD FIESTA
AUDI A3
(1y)
PEUGEOT 306
View Details
Accident 2008620184306
Slight
51.6800, -3.9350
2 vehicles
2 casualties
IVECO Model Missing
CITROEN SAXO
View Details
Accident 200843W039118
Slight
51.4705, -1.5237
1 vehicle
1 casualty
MERCEDES SLK CLASS
View Details
Accident 200801TX20660
Slight
51.4908, -0.4037
3 vehicles
1 casualty
PEUGEOT 206
Car
Motorcycle 125cc and under
View Details
Accident 200843R315108
Slight
51.5019, -0.6084
2 vehicles
1 casualty
RENAULT MEGANE
(4y)
RENAULT 5
View Details
Accident 2008620184395
Slight
51.6201, -3.8143
2 vehicles
1 casualty
Goods 7.5 tonnes mgw and over
SEAT IBIZA
(2y)
View Details
Accident 200801TX20624
Slight
51.4899, -0.3090
2 vehicles
1 casualty
MAZDA 626
MERCEDES S CLASS
(2y)
View Details