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 199954MB01799

Slight
51.5107, -2.1570
2 vehicles 2 casualties
FORD FIESTA VAUXHALL TIGRA (4y)
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Accident 199901TX00235

Serious
51.4914, -0.2949
2 vehicles 2 casualties
KAWASAKI Model Missing HONDA ACCORD
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Accident 1999610025799

Slight
51.6030, -2.9990
7 vehicles 3 casualties
FIAT TEMPRA PEUGEOT 406 (1y) ROVER 400 SERIES VAUXHALL VECTRA VAUXHALL VECTRA (2y) VAUXHALL VECTRA (2y) ROVER 600 SERIES (4y)
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Accident 199943R064039

Slight
51.4207, -1.0094
1 vehicle 1 casualty
Vehicle
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Accident 199943R034039

Slight
51.4180, -0.9404
3 vehicles 1 casualty
RENAULT CLIO RENAULT ESPACE Vehicle
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Accident 199943R026039

Slight
51.4213, -1.0214
1 vehicle 1 casualty
LAND ROVER RANGE ROVER
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Accident 199943W017039

Serious
51.4530, -1.3221
2 vehicles 3 casualties
MERCEDES Model Missing Vehicle
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Accident 199962B012099

Slight
51.5089, -3.3507
2 vehicles 1 casualty
PEUGEOT 406 (2y) FORD FIESTA
View Details

Accident 199943R015039

Slight
51.4960, -0.5859
5 vehicles 1 casualty
FORD ORION HONDA CIVIC (2y) Vehicle FIAT PUNTO (4y) VAUXHALL SENATOR
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Accident 199943R027039

Slight
51.4879, -0.7512
2 vehicles 1 casualty
VAUXHALL FRONTERA (1y) KAWASAKI Model Missing
View Details

Accident 199943R355029

Serious
51.4749, -0.7674
1 vehicle 2 casualties
PEUGEOT 205
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Accident 199901TX00202

Slight
51.4956, -0.4558
2 vehicles 1 casualty
VAUXHALL CAVALIER NISSAN ALMERA (1y)
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Accident 199954MA00169

Slight
51.5257, -1.7102
2 vehicles 2 casualties
SUZUKI SWIFT (4y) Vehicle
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Accident 199943N301029

Slight
51.4931, -0.5180
2 vehicles 1 casualty
RENAULT 5 LAND ROVER DISCOVERY (4y)
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Accident 1999610025699

Slight
51.6041, -2.9923
4 vehicles 3 casualties
Vehicle SAAB 9000 ROVER 200 SERIES (1y) RENAULT MEGANE (2y)
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Accident 1999610053899

Slight
51.6022, -2.9264
2 vehicles 1 casualty
VAUXHALL CAVALIER FORD Model Missing
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Accident 1999610025599

Slight
51.6017, -2.9769
2 vehicles 2 casualties
FORD TRANSIT CITROEN XANTIA
View Details

Accident 199962G006199

Slight
51.5626, -3.7413
2 vehicles 1 casualty
TOYOTA Model Missing RENAULT CLIO
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Accident 199962B010999

Slight
51.5142, -3.4082
1 vehicle 2 casualties
FORD FIESTA
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Accident 199901TX00193

Slight
51.4948, -0.4537
2 vehicles 2 casualties
FORD SIERRA LAND ROVER 110
View Details