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 2010521000940

Slight
51.5525, -2.5534
3 vehicles 1 casualty
MERCEDES Model Missing JEEP CHEROKEE MAZDA 6
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Accident 2010620197402

Slight
51.5067, -3.3106
3 vehicles 1 casualty
Car FIAT PUNTO PEUGEOT 206
View Details

Accident 201043R140010

Slight
51.5031, -0.6174
2 vehicles 1 casualty
Goods 7.5 tonnes mgw and over BMW 3 SERIES
View Details

Accident 2010521000758

Slight
51.5133, -2.5176
3 vehicles 1 casualty
FORD FOCUS (3y) RENAULT TRAFIC (4y) HYUNDAI COUPE
View Details

Accident 2010620197347

Slight
51.6759, -3.9860
5 vehicles 3 casualties
FORD KA ROVER 75 CITROEN XSARA FORD MONDEO (2y) BMW 1 SERIES (2y)
View Details

Accident 2010620197450

Slight
51.5155, -3.6677
4 vehicles 1 casualty
VOLKSWAGEN POLO (4y) SEAT IBIZA Car SAAB 9-3
View Details

Accident 201001XH30023

Slight
51.4848, -0.4528
2 vehicles 1 casualty
RENAULT MEGANE CHEVROLET MATIZ
View Details

Accident 2010521000814

Slight
51.5132, -2.5176
3 vehicles 2 casualties
RENAULT MEGANE FIAT PUNTO BMW 5 SERIES
View Details

Accident 2010620197141

Slight
51.5337, -3.2208
3 vehicles 2 casualties
MITSUBISHI Model Missing VAUXHALL ASTRA Car
View Details

Accident 2010620197310

Slight
51.6773, -3.9140
2 vehicles 1 casualty
FORD TRANSIT (4y) PEUGEOT 406
View Details

Accident 201043R226010

Slight
51.5019, -0.6097
2 vehicles 1 casualty
Goods 7.5 tonnes mgw and over Car
View Details

Accident 201001TX20027

Slight
51.4912, -0.2937
3 vehicles 1 casualty
Motorcycle over 500cc (1y) VOLKSWAGEN POLO Car
View Details

Accident 201043W159010

Slight
51.4315, -1.0495
3 vehicles 2 casualties
IVECO Model Missing (2y) Van / Goods 3.5 tonnes mgw or under FORD FIESTA (4y)
View Details

Accident 201043W216010

Slight
51.4604, -1.5019
2 vehicles 1 casualty
Goods 7.5 tonnes mgw and over NISSAN ALMERA
View Details

Accident 201043R103010

Slight
51.5019, -0.6088
3 vehicles 2 casualties
VOLVO C 30 (2y) FORD FOCUS Car
View Details

Accident 201043W044010

Slight
51.4506, -1.4040
3 vehicles 1 casualty
Goods 7.5 tonnes mgw and over SEAT LEON (1y) Goods 7.5 tonnes mgw and over
View Details

Accident 2010521000521

Slight
51.5130, -2.5190
2 vehicles 1 casualty
VOLKSWAGEN BEETLE FIAT PANDA (1y)
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Accident 201001TX20009

Slight
51.4921, -0.4103
2 vehicles 1 casualty
VOLKSWAGEN GOLF MINI ONE
View Details

Accident 201043R064010

Slight
51.5019, -0.6101
2 vehicles 1 casualty
RENAULT MEGANE Goods 7.5 tonnes mgw and over
View Details

Accident 201001XH30032

Slight
51.4958, -0.4560
3 vehicles 1 casualty
VAUXHALL VECTRA Taxi/Private hire car CARBODIES TAXI
View Details