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 201643R014056
Slight
51.4926, -0.5826
2 vehicles
1 casualty
Motorcycle over 500cc
VOLKSWAGEN GOLF
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Accident 2016621600767
Slight
51.6762, -3.9882
1 vehicle
1 casualty
LAMBRETTA Model Missing
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Accident 2016521603725
Slight
51.4979, -2.3960
3 vehicles
2 casualties
BMW 1 SERIES
HONDA CRV
(1y)
VAUXHALL INSIGNIA
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Accident 201601TX20310
Slight
51.4927, -0.2880
2 vehicles
1 casualty
VAUXHALL CORSA
Car
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Accident 201643W187046
Slight
51.4134, -0.9759
2 vehicles
2 casualties
Van / Goods 3.5 tonnes mgw or under
VOLKSWAGEN GOLF
(3y)
View Details
Accident 2016543582216
Serious
51.5267, -2.0333
3 vehicles
1 casualty
SKODA FABIA
FORD TRANSIT
MITSUBISHI OUTLANDER
(1y)
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Accident 2016543554016
Slight
51.5569, -1.9167
1 vehicle
1 casualty
SEAT IBIZA
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Accident 201643W220046
Serious
51.4413, -1.0694
2 vehicles
1 casualty
VAUXHALL ZAFIRA
HONDA NT650V DEAUVILLE
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Accident 201643W144046
Serious
51.4246, -1.0356
2 vehicles
1 casualty
FORD KA
MERCEDES SPRINTER
(1y)
View Details
Accident 201643R188046
Slight
51.4932, -0.5202
3 vehicles
5 casualties
NISSAN MICRA
FORD FOCUS
VOLKSWAGEN CADDY
(1y)
View Details
Accident 2016621600698
Slight
51.5244, -3.2629
2 vehicles
1 casualty
VOLKSWAGEN GOLF
SUZUKI VITARA
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Accident 2016621600702
Slight
51.5319, -3.5389
2 vehicles
1 casualty
FORD TRANSIT CONNECT
FORD FOCUS
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Accident 2016621600745
Slight
51.5154, -3.4682
1 vehicle
1 casualty
RENAULT MASTER
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Accident 2016621600686
Slight
51.5330, -3.5690
1 vehicle
2 casualties
FORD FIESTA
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Accident 2016543363416
Slight
51.5155, -2.2428
2 vehicles
3 casualties
ROVER 200 SERIES
VOLKSWAGEN TRANSPORTER
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Accident 201643W085046
Serious
51.4537, -1.3011
2 vehicles
2 casualties
Van / Goods 3.5 tonnes mgw or under
Car
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Accident 201601XH30255
Slight
51.4956, -0.4613
3 vehicles
1 casualty
FORD TRANSIT
TOYOTA AYGO
(3y)
Car
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Accident 2016543226216
Slight
51.5420, -1.8379
2 vehicles
1 casualty
Goods vehicle - unknown weight
BMW 3 SERIES
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Accident 2016621600672
Slight
51.6670, -3.8858
1 vehicle
1 casualty
RENAULT CLIO
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Accident 2016621600666
Slight
51.6779, -3.9129
4 vehicles
1 casualty
NISSAN JUKE
(3y)
KIA PICANTO
VAUXHALL CORSA
SUZUKI SWIFT
View Details