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 2022430259106
Slight
51.4978, -0.7291
2 vehicles
2 casualties
FIAT PANDA
Car
View Details
Accident 2022010381790
Serious
51.4956, -0.4648
3 vehicles
1 casualty
VAUXHALL ADAM
TOYOTA YARIS
BMW 3 SERIES
View Details
Accident 2022010381633
Slight
51.4957, -0.4616
3 vehicles
2 casualties
AUDI A3
VOLVO MODEL MISSING
Car
View Details
Accident 2022430254756
Slight
51.4869, -0.7534
2 vehicles
2 casualties
VOLKSWAGEN GOLF
Goods over 3.5t. and under 7.5t
View Details
Accident 2022430253492
Slight
51.4887, -0.5538
2 vehicles
1 casualty
VOLVO MODEL MISSING
(3y)
MERCEDES C CLASS
View Details
Accident 2022610020422
Slight
51.5959, -2.9472
2 vehicles
1 casualty
Car
VOLVO MODEL MISSING
View Details
Accident 2022622200432
Slight
51.5103, -3.3556
2 vehicles
1 casualty
Van / Goods 3.5 tonnes mgw or under
Van / Goods 3.5 tonnes mgw or under
View Details
Accident 2022010379309
Serious
51.4936, -0.4268
2 vehicles
2 casualties
TOYOTA YARIS
LAND ROVER RANGE ROVER EVOQUE
View Details
Accident 2022522204821
Slight
51.5189, -2.2643
2 vehicles
1 casualty
Car
Car
View Details
Accident 2022430219926
Slight
51.5000, -0.7240
1 vehicle
1 casualty
YAMAHA MT
(1y)
View Details
Accident 2022430219649
Serious
51.4932, -0.5217
2 vehicles
1 casualty
KAWASAKI ZR
TESLA MODEL 3
(1y)
View Details
Accident 2022545143022
Serious
51.4938, -1.5826
2 vehicles
2 casualties
CITROEN DISPATCH
MITSUBISHI MIRAGE
(4y)
View Details
Accident 2022430213296
Slight
51.4138, -0.9728
2 vehicles
1 casualty
MAZDA 3
Car
View Details
Accident 2022544997922
Slight
51.5588, -1.9010
1 vehicle
1 casualty
BMW 4 SERIES
View Details
Accident 2022430207571
Slight
51.5021, -0.6020
4 vehicles
1 casualty
VOLKSWAGEN GOLF
BMW R SERIES
(2y)
VOLKSWAGEN GOLF
MERCEDES A CLASS
(2y)
View Details
Accident 2022544946522
Slight
51.5330, -2.0126
4 vehicles
1 casualty
MERCEDES A CLASS
Car
Car
VOLKSWAGEN POLO
View Details
Accident 2022610018522
Slight
51.5770, -2.7111
3 vehicles
1 casualty
Van / Goods 3.5 tonnes mgw or under
AUDI Q7
(2y)
JAGUAR XF SERIES
View Details
Accident 2022544782722
Slight
51.5490, -1.8629
1 vehicle
1 casualty
SEAT MII
(3y)
View Details
Accident 2022544647622
Slight
51.5189, -1.6598
1 vehicle
3 casualties
TOYOTA RAV4
View Details
Accident 2022430189727
Serious
51.4512, -1.4765
2 vehicles
1 casualty
VOLKSWAGEN GOLF
(2y)
MAN MODEL MISSING
(4y)
View Details