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 201101XH30393
Slight
51.4959, -0.4592
3 vehicles
1 casualty
HONDA CIVIC
Car
Van / Goods 3.5 tonnes mgw or under
View Details
Accident 201143R007061
Slight
51.4475, -0.8178
2 vehicles
2 casualties
PEUGEOT 307
(4y)
MINI COOPER
View Details
Accident 201143W061061
Slight
51.4202, -0.9209
2 vehicles
2 casualties
RENAULT CLIO
RENAULT CLIO
View Details
Accident 2011521103414
Slight
51.5363, -2.5388
5 vehicles
3 casualties
DAF TRUCKS Model Missing
TOYOTA AVENSIS
(3y)
VAUXHALL ZAFIRA
(2y)
SEAT LEON
(3y)
AUDI A4
View Details
Accident 2011521103907
Serious
51.5359, -2.5380
6 vehicles
3 casualties
DAF TRUCKS Model Missing
(1y)
FORD FOCUS
(3y)
FODEN Model Missing
SKODA YETI
(1y)
MAZDA 6
(2y)
FIAT Model Missing
View Details
Accident 201143W011061
Slight
51.4202, -0.9209
1 vehicle
1 casualty
CITROEN SAXO
View Details
Accident 201143W221051
Slight
51.4524, -1.3138
1 vehicle
1 casualty
MITSUBISHI COLT
(4y)
View Details
Accident 201143R249051
Slight
51.4931, -0.5176
2 vehicles
3 casualties
LAND ROVER DISCOVERY
Car
View Details
Accident 201143R228051
Serious
51.4764, -0.7664
1 vehicle
3 casualties
VAUXHALL ASTRA
View Details
Accident 2011620209424
Serious
51.5102, -3.4424
1 vehicle
3 casualties
VAUXHALL ASTRA
(2y)
View Details
Accident 2011521103381
Slight
51.5062, -2.4888
2 vehicles
2 casualties
FORD ESCORT
ALFA ROMEO 147
View Details
Accident 2011620209342
Serious
51.5163, -3.6617
1 vehicle
1 casualty
VOLKSWAGEN POLO
View Details
Accident 2011620209237
Slight
51.6763, -3.9966
3 vehicles
2 casualties
Car
MINI COOPER
SUZUKI JIMNY
View Details
Accident 201101TX20263
Slight
51.4913, -0.2921
2 vehicles
1 casualty
HONDA CIVIC
(3y)
MERCEDES C CLASS
View Details
Accident 2011544435211
Slight
51.5187, -2.2618
1 vehicle
1 casualty
TOYOTA COROLLA
View Details
Accident 201101TX20319
Slight
51.4913, -0.2990
3 vehicles
1 casualty
MERCEDES E CLASS
(4y)
LONDON TAXIS INT. TX4
(2y)
MERCEDES E CLASS
(1y)
View Details
Accident 2011544389611
Slight
51.5358, -2.0003
2 vehicles
2 casualties
VAUXHALL ASTRA
NISSAN PRIMERA
View Details
Accident 2011620209193
Slight
51.5102, -3.4424
3 vehicles
1 casualty
MG ZR
AUDI A6
HONDA CIVIC
(4y)
View Details
Accident 2011620209447
Slight
51.6763, -3.9966
1 vehicle
1 casualty
RENAULT CLIO
(3y)
View Details
Accident 2011521103301
Slight
51.5023, -2.3511
2 vehicles
2 casualties
FIAT BRAVO
FORD Model Missing
View Details