Crash View

A4 road traffic accidents

51,606 collisions recorded
1979 to 2025

The A4 appears in 51,606 collisions in the STATS19 data between 1979 and 2025, involving 64,372 casualties. Of these collisions, 761 were fatal and 8,308 were serious. Recorded collisions in 2025 were up 12% on 2024.

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All Severities Fatal Serious Slight
Fatal
761
Serious
8,308
Casualties
64,372
2025 532
2024 474
2023 524
2022 567
2021 500
2020 400
2019 601
2018 619
2017 705
2016 718
2015 749
2014 742
2013 759
2012 801
2011 857
2010 812
2009 794
2008 800
2007 921
2006 919
2005 962
2004 963
2003 1,093
2002 1,167
2001 1,252
2000 1,304
1999 1,292
1998 1,302
1997 1,281
1996 1,266
1995 1,232
1994 1,262
1993 1,198
1992 1,123
1991 1,251
1990 1,505
1989 1,708
1988 1,625
1987 1,599
1986 1,620
1985 1,682
1984 1,756
1983 1,621
1982 1,666
1981 1,670
1980 1,682
1979 1,730

Westminster

5,583 recorded here

Hounslow

4,210 recorded here

Slough

2,811 recorded here

Bristol

2,507 recorded here

Kensington and Chelsea

2,435 recorded here

West Berkshire

1,972 recorded here

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City of Westminster

4,420 recorded along the A4

Hounslow

3,379 recorded along the A4

Slough

2,226 recorded along the A4

Bristol

1,676 recorded along the A4

Kensington and Chelsea

1,514 recorded along the A4

Reading

1,328 recorded along the A4

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Accidents on the A4

Fatal
Serious
Slight
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Recent Accidents

Showing 20 of 51,606 accidents

Accident 198543E027125

Slight
2 vehicles 1 casualty
Vehicle Motorcycle 50cc and under
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Accident 198543C036125

Slight
2 vehicles 1 casualty
Vehicle Vehicle
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Accident 198501AL00332

Serious
2 vehicles 1 casualty
Vehicle Vehicle
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Accident 198501CV00356

Serious
1 vehicle 1 casualty
Vehicle
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Accident 198552BR01709

Slight
2 vehicles 1 casualty
Vehicle Vehicle
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Accident 198501CB00240

Slight
1 vehicle 1 casualty
Bus or coach (17 or more pass seats)
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Accident 198501TC00641

Serious
1 vehicle 2 casualties
Vehicle
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Accident 198543E020125

Slight
2 vehicles 1 casualty
Vehicle Vehicle
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Accident 198501AD00293

Slight
1 vehicle 1 casualty
Bus or coach (17 or more pass seats)
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Accident 198543C018125

Slight
2 vehicles 1 casualty
Vehicle Vehicle
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Accident 198501FD00356

Slight
2 vehicles 1 casualty
Vehicle Vehicle
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Accident 198543E031125

Slight
2 vehicles 2 casualties
Vehicle Pedal cycle
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Accident 198548P472485

Serious
2 vehicles 4 casualties
Vehicle Vehicle
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Accident 198501FD00362

Slight
1 vehicle 1 casualty
Vehicle
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Accident 198543C022125

Slight
2 vehicles 1 casualty
Vehicle Vehicle
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Accident 198548P675485

Slight
2 vehicles 1 casualty
Pedal cycle Vehicle
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Accident 198543C015125

Slight
2 vehicles 1 casualty
Vehicle Vehicle
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Accident 198501XY00580

Slight
2 vehicles 1 casualty
Vehicle Vehicle
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Accident 198501AD00294

Slight
2 vehicles 1 casualty
Vehicle Vehicle
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Accident 198501FD00353

Slight
2 vehicles 1 casualty
Vehicle Vehicle
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