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 2003610062103
Slight
51.5943, -3.0226
5 vehicles
3 casualties
Vehicle
CITROEN SAXO
(3y)
VAUXHALL CORSA
Van / Goods 3.5 tonnes mgw or under
ROVER 75
(2y)
View Details
Accident 200301TE00208
Slight
51.4882, -0.3815
1 vehicle
1 casualty
MERCEDES E CLASS
View Details
Accident 200354MA05603
Slight
51.5558, -1.8844
3 vehicles
3 casualties
RENAULT LAGUNA
Goods 7.5 tonnes mgw and over
FORD MONDEO
View Details
Accident 2003620086504
Slight
51.5259, -3.2505
2 vehicles
3 casualties
FORD FIESTA
VAUXHALL ASTRA
View Details
Accident 200343W709063
Slight
51.4931, -0.5187
2 vehicles
2 casualties
Vehicle
ROVER 200 SERIES
View Details
Accident 200343W412063
Slight
51.4660, -0.7773
1 vehicle
1 casualty
MERCEDES 200
(2y)
View Details
Accident 200343W422063
Slight
51.4594, -1.1234
2 vehicles
2 casualties
ROVER 400 SERIES
(1y)
Vehicle
View Details
Accident 2003620086642
Slight
51.5064, -3.3127
2 vehicles
1 casualty
Vehicle
VOLKSWAGEN GOLF
View Details
Accident 200343W472063
Serious
51.4390, -1.0655
2 vehicles
3 casualties
RENAULT MEGANE
(4y)
Vehicle
View Details
Accident 2003520080861
Slight
51.5087, -2.5152
1 vehicle
1 casualty
SUZUKI VITARA
View Details
Accident 200343W660063
Slight
51.4974, -0.7299
2 vehicles
1 casualty
KAWASAKI ZX600
(2y)
HONDA ACCORD
View Details
Accident 200301TE00210
Serious
51.4916, -0.4053
2 vehicles
1 casualty
VAUXHALL CORSA
HONDA Model Missing
View Details
Accident 2003620088014
Slight
51.6298, -3.8350
2 vehicles
1 casualty
FORD FOCUS
VAUXHALL ASTRA
View Details
Accident 2003620088024
Slight
51.6487, -3.8495
3 vehicles
3 casualties
FORD ESCORT
(3y)
Vehicle
Vehicle
View Details
Accident 200343W708063
Slight
51.4931, -0.5205
3 vehicles
2 casualties
Goods 7.5 tonnes mgw and over
FORD MONDEO
VAUXHALL ASTRA
View Details
Accident 200301TX00550
Slight
51.4928, -0.4189
2 vehicles
1 casualty
RENAULT MEGANE
Van / Goods 3.5 tonnes mgw or under
View Details
Accident 2003610062203
Slight
51.5947, -3.0214
2 vehicles
2 casualties
FORD FIESTA
Vehicle
View Details
Accident 200354MA05503
Fatal
51.5154, -2.0720
2 vehicles
7 casualties
Vehicle
VAUXHALL VECTRA
View Details
Accident 2003520081876
Slight
51.5164, -2.5207
4 vehicles
2 casualties
NISSAN ALMERA
MAN Model Missing
VAUXHALL VECTRA
FORD FIESTA
View Details
Accident 2003620087771
Slight
51.6756, -3.9553
2 vehicles
1 casualty
RENAULT CLIO
FORD MONDEO
View Details