Crash View

A404 road traffic accidents

19,634 collisions recorded
1979 to 2025

The A404 appears in 19,634 collisions in the STATS19 data between 1979 and 2025, involving 24,292 casualties. Of these collisions, 220 were fatal and 3,208 were serious. Recorded collisions in 2025 were up 3% on 2024.

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All Severities Fatal Serious Slight
Fatal
220
Serious
3,208
Casualties
24,292
2025 247
2024 240
2023 255
2022 307
2021 240
2020 250
2019 284
2018 294
2017 286
2016 314
2015 322
2014 317
2013 276
2012 296
2011 268
2010 289
2009 307
2008 287
2007 306
2006 342
2005 341
2004 443
2003 443
2002 480
2001 494
2000 546
1999 510
1998 483
1997 514
1996 503
1995 461
1994 549
1993 515
1992 460
1991 470
1990 506
1989 525
1988 527
1987 544
1986 559
1985 536
1984 584
1983 616
1982 665
1981 553
1980 540
1979 540

Brent

4,899 recorded here

Westminster

2,028 recorded here

Harrow

1,340 recorded here

Wycombe

1,063 recorded here

Chiltern

471 recorded here

Hillingdon

438 recorded here

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Brent

3,760 recorded along the A404

City of Westminster

1,533 recorded along the A404

Harrow

1,135 recorded along the A404

High Wycombe

421 recorded along the A404

Hillingdon

311 recorded along the A404

Chorleywood

186 recorded along the A404

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Accidents on the A404

Fatal
Serious
Slight
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Recent Accidents

Showing 20 of 19,634 accidents

Accident 198401QK00456

Slight
2 vehicles 1 casualty
Vehicle Vehicle
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Accident 198401QK00454

Slight
1 vehicle 1 casualty
Vehicle
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Accident 198401QA00432

Slight
1 vehicle 1 casualty
Vehicle
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Accident 198401DR00158

Slight
2 vehicles 1 casualty
Vehicle Vehicle
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Accident 198401QA00429

Slight
2 vehicles 1 casualty
Vehicle Vehicle
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Accident 198401QK00446

Slight
2 vehicles 3 casualties
Vehicle Vehicle
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Accident 198401QD00328

Slight
2 vehicles 1 casualty
Vehicle Vehicle
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Accident 198401DR00159

Slight
2 vehicles 1 casualty
Vehicle Pedal cycle
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Accident 198401DR00153

Slight
2 vehicles 1 casualty
Vehicle Pedal cycle
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Accident 198443A130064

Serious
1 vehicle 1 casualty
Vehicle
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Accident 198401DR00155

Slight
2 vehicles 1 casualty
Vehicle Vehicle
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Accident 198401QA00439

Slight
2 vehicles 1 casualty
Vehicle Pedal cycle
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Accident 198443A122064

Serious
2 vehicles 2 casualties
Vehicle Vehicle
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Accident 198401DR00151

Slight
2 vehicles 1 casualty
Vehicle Vehicle
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Accident 19844141C2121

Slight
2 vehicles 2 casualties
Vehicle Vehicle
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Accident 198401DR00150

Slight
4 vehicles 1 casualty
Vehicle Vehicle Vehicle Pedal cycle
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Accident 198401DR00154

Slight
1 vehicle 1 casualty
Bus or coach (17 or more pass seats)
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Accident 198401DR00147

Serious
1 vehicle 1 casualty
Vehicle
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Accident 19844141C2117

Slight
2 vehicles 1 casualty
Vehicle Vehicle
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Accident 198401QA00406

Slight
2 vehicles 1 casualty
Vehicle Vehicle
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