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.
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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
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Recent Accidents
Showing 20 of 29,200 accidents
Accident 2018010104250
Slight
51.4941, -0.4824
2 vehicles
1 casualty
YAMAHA FZS 600
SKODA OCTAVIA
View Details
Accident 2018430130277
Serious
51.4999, -0.7244
3 vehicles
2 casualties
INFINITI Q30
(1y)
VOLKSWAGEN GOLF
BMW 3 SERIES
View Details
Accident 2018430132332
Slight
51.4867, -0.5613
1 vehicle
1 casualty
NISSAN MICRA
View Details
Accident 2018521803979
Slight
51.5019, -2.3496
1 vehicle
2 casualties
VAUXHALL CORSA
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Accident 2018010103908
Slight
51.4922, -0.4110
2 vehicles
1 casualty
AUDI A1
LAND ROVER RANGE ROVER EVOQUE
View Details
Accident 2018430129294
Slight
51.4244, -0.8758
2 vehicles
1 casualty
Goods vehicle - unknown weight
FORD FIESTA
(1y)
View Details
Accident 2018010103580
Slight
51.4932, -0.4226
2 vehicles
1 casualty
TOYOTA YARIS
BMW 5 SERIES
View Details
Accident 2018010103335
Slight
51.4931, -0.4212
3 vehicles
1 casualty
FORD FIESTA
VAUXHALL MERIVA
(1y)
MERCEDES C CLASS
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Accident 2018621800385
Slight
51.5811, -3.7608
2 vehicles
1 casualty
CITROEN C3
(1y)
CITROEN C1
(3y)
View Details
Accident 2018010103076
Slight
51.4961, -0.4531
2 vehicles
4 casualties
VAUXHALL MERIVA
(4y)
AUDI A5
(3y)
View Details
Accident 2018430123572
Slight
51.4894, -0.5518
2 vehicles
3 casualties
Car
Car
(2y)
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Accident 2018010102836
Slight
51.4942, -0.4805
3 vehicles
1 casualty
TRIUMPH TIGER
LONDON TAXIS INT. TX4
BMW 5 SERIES
View Details
Accident 2018010102800
Slight
51.4953, -0.4517
3 vehicles
1 casualty
TOYOTA PRIUS
HONDA NT700V
MERCEDES GLA CLASS
(2y)
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Accident 2018430115237
Slight
51.4582, -1.4980
1 vehicle
1 casualty
VAUXHALL INSIGNIA
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Accident 201852T010318
Slight
51.5695, -2.6679
2 vehicles
1 casualty
Goods 7.5 tonnes mgw and over
HONDA CIVIC
(4y)
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Accident 2018543270618
Slight
51.5224, -2.0451
1 vehicle
2 casualties
KIA SORENTO
(3y)
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Accident 2018543139918
Slight
51.5419, -1.8367
1 vehicle
1 casualty
RENAULT CLIO
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Accident 2018430113076
Serious
51.4932, -0.5204
2 vehicles
2 casualties
MERCEDES Model Missing
(2y)
MERCEDES Model Missing
(3y)
View Details
Accident 2018621800352
Serious
51.5150, -3.3777
1 vehicle
3 casualties
TOYOTA IQ
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Accident 2018010103540
Serious
51.4918, -0.4090
2 vehicles
4 casualties
MERCEDES E CLASS
DAF TRUCKS Model Missing
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