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 200943W116099
Slight
51.4120, -0.9591
2 vehicles
1 casualty
PORSCHE BOXSTER
(4y)
BMW 1 SERIES
(2y)
View Details
Accident 200954MB04709
Slight
51.5360, -1.9997
1 vehicle
1 casualty
FORD KA
View Details
Accident 2009620193976
Slight
51.5339, -3.2201
2 vehicles
1 casualty
CITROEN XSARA
MINI COOPER
View Details
Accident 200943W087099
Slight
51.4345, -0.8488
6 vehicles
5 casualties
VAUXHALL ASTRA
Car
FORD FOCUS
MAZDA 6
(2y)
Car
VAUXHALL AGILA
(3y)
View Details
Accident 200943R063099
Slight
51.4964, -0.5862
2 vehicles
1 casualty
Car
VOLKSWAGEN POLO
View Details
Accident 2009620193793
Slight
51.5067, -3.3106
2 vehicles
1 casualty
Car
Car
View Details
Accident 200901XH30561
Serious
51.4975, -0.4532
6 vehicles
3 casualties
RENAULT LAGUNA
(1y)
VAUXHALL VECTRA
(2y)
VAUXHALL ASTRA
(2y)
FORD FOCUS
(4y)
AUDI A4
PEUGEOT BOXER
View Details
Accident 2009520908376
Slight
51.5121, -2.5186
2 vehicles
1 casualty
CITROEN XSARA
VOLKSWAGEN GOLF
View Details
Accident 2009620193612
Slight
51.6796, -3.9231
2 vehicles
2 casualties
PEUGEOT 206
Car
View Details
Accident 200943R026099
Fatal
51.4881, -0.5562
1 vehicle
3 casualties
Car
View Details
Accident 200943R062099
Slight
51.4932, -0.5232
4 vehicles
3 casualties
Car
MITSUBISHI CARISMA
VAUXHALL MERIVA
(3y)
RENAULT LAGUNA
View Details
Accident 2009620193238
Slight
51.5136, -3.5003
2 vehicles
1 casualty
VAUXHALL VECTRA
(1y)
FORD FIESTA
(4y)
View Details
Accident 2009620193363
Slight
51.6517, -3.8511
2 vehicles
1 casualty
Van / Goods 3.5 tonnes mgw or under
MAN Model Missing
View Details
Accident 200901XH30544
Slight
51.4946, -0.4431
2 vehicles
1 casualty
Motorcycle over 500cc
Car
View Details
Accident 200943R007099
Slight
51.4903, -0.5475
2 vehicles
3 casualties
VOLKSWAGEN GOLF
FIAT PUNTO
View Details
Accident 2009620193361
Slight
51.6339, -3.8366
2 vehicles
1 casualty
FORD FOCUS
HONDA CIVIC
View Details
Accident 200954MB04509
Slight
51.5495, -1.9349
5 vehicles
1 casualty
TOYOTA AVENSIS
(3y)
VOLKSWAGEN GOLF
VAUXHALL COMBO
BMW 5 SERIES
BMW 5 SERIES
View Details
Accident 2009610063909
Slight
51.5519, -3.0650
2 vehicles
2 casualties
VOLKSWAGEN PASSAT
(1y)
FORD FOCUS
View Details
Accident 2009620193237
Slight
51.5154, -3.5047
1 vehicle
1 casualty
NISSAN PRIMERA
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Accident 200901XH30639
Slight
51.4944, -0.4823
2 vehicles
1 casualty
Car
Goods 7.5 tonnes mgw and over
View Details