Crash View

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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All Severities Fatal Serious Slight
Fatal
724
Serious
4,059
Casualties
46,338
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

Hillingdon

1,815 recorded here

Wiltshire

1,801 recorded here

West Berkshire

1,791 recorded here

Slough

1,787 recorded here

South Gloucestershire

1,501 recorded here

Newport

1,382 recorded here

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Hounslow

571 recorded along the M4

Hillingdon

428 recorded along the M4

Newport (Newport)

353 recorded along the M4

Slough

288 recorded along the M4

Port Talbot

205 recorded along the M4

Cardiff

93 recorded along the M4

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Accidents on the M4

Fatal
Serious
Slight
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Recent Accidents

Showing 20 of 29,200 accidents

Accident 2023610027623

Slight
51.5824, -2.7379
2 vehicles 1 casualty
HONDA CR-V FORD FOCUS
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Accident 2023010451234

Slight
51.4944, -0.4753
4 vehicles 2 casualties
VAUXHALL MERIVA Car VOLKSWAGEN POLO PEUGEOT 5008
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Accident 2023430277898

Slight
51.4922, -0.7396
2 vehicles 1 casualty
BMW 2 SERIES (1y) Car
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Accident 2023430275017

Slight
51.4869, -0.5702
2 vehicles 1 casualty
Goods 7.5 tonnes mgw and over Car
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Accident 2023430274584

Serious
51.4612, -1.5031
1 vehicle 1 casualty
SCANIA MODEL MISSING (4y)
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Accident 2023610024523

Serious
51.5823, -2.7424
2 vehicles 4 casualties
CITROEN C4 HONDA CR-V
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Accident 2023430269049

Serious
51.4963, -0.7319
5 vehicles 1 casualty
Car IVECO DAILY (3y) VAUXHALL INSIGNIA RENAULT MODUS JAGUAR XE SERIES (4y)
View Details

Accident 2023522301773

Slight
51.5012, -2.4601
2 vehicles 1 casualty
MERCEDES C CLASS Van / Goods 3.5 tonnes mgw or under
View Details

Accident 2023631319798

Slight
51.7452, -4.0654
2 vehicles 5 casualties
VOLKSWAGEN T-ROC (1y) AUDI Q3 (4y)
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Accident 2023430257534

Slight
51.4998, -0.7249
1 vehicle 1 casualty
Motorcycle over 500cc
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Accident 2023430255113

Slight
51.5020, -0.6111
2 vehicles 1 casualty
AUDI Q3 Car
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Accident 2023522301713

Slight
51.5626, -2.5637
2 vehicles 1 casualty
RENAULT TRAFIC Van / Goods 3.5 tonnes mgw or under
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Accident 2023010447314

Serious
51.4942, -0.4867
2 vehicles 1 casualty
MERCEDES C CLASS Car
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Accident 2023545837123

Slight
51.5105, -2.1998
4 vehicles 2 casualties
TOYOTA RAV4 (1y) DAF TRUCKS MODEL MISSING IVECO DAILY KIA RIO (4y)
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Accident 2023430231989

Slight
51.4627, -1.2308
8 vehicles 2 casualties
BMW 4 SERIES (4y) BMW 3 SERIES RENAULT CAPTUR AUDI A1 Car MINI COUNTRYMAN (3y) FORD FIESTA (2y) VOLKSWAGEN GOLF
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Accident 2023010445023

Slight
51.4928, -0.4113
2 vehicles 1 casualty
FORD FOCUS Car
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Accident 2023622300440

Slight
51.6766, -3.9973
2 vehicles 1 casualty
VOLVO XC90 YAMAHA XJ
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Accident 2023010444196

Slight
51.4957, -0.3408
2 vehicles 1 casualty
BMW 1 SERIES Goods over 3.5t. and under 7.5t
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Accident 2023522301569

Slight
51.5236, -2.5259
2 vehicles 1 casualty
CHEVROLET SPARK NISSAN MICRA
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Accident 2023622300432

Slight
51.5342, -3.5743
1 vehicle 1 casualty
HONDA CBR
View Details