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 200843R025108

Slight
51.5542, -0.7742
2 vehicles 1 casualty
VAUXHALL VECTRA Pedal cycle
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Accident 200801CW11685

Slight
51.5208, -0.1804
2 vehicles 1 casualty
PEUGEOT 106 Pedal cycle
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Accident 200801QK50510

Slight
51.5534, -0.2942
1 vehicle 2 casualties
CITROEN AX
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Accident 200801QK50521

Serious
51.5331, -0.2406
1 vehicle 1 casualty
Car
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Accident 200801CW11790

Slight
51.5271, -0.2136
1 vehicle 1 casualty
Motorcycle 125cc and under
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Accident 200801QK50513

Slight
51.5535, -0.2889
1 vehicle 1 casualty
VAUXHALL ZAFIRA
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Accident 200801QK50501

Serious
51.5532, -0.2859
2 vehicles 1 casualty
Car Motorcycle 125cc and under
View Details

Accident 200801FH10436

Serious
51.5314, -0.2319
1 vehicle 1 casualty
VOLKSWAGEN POLO
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Accident 200843N193098

Slight
51.6294, -0.7475
2 vehicles 1 casualty
Van / Goods 3.5 tonnes mgw or under PIAGGIO LIBERTY (3y)
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Accident 20084100C0990

Slight
51.6604, -0.5104
2 vehicles 2 casualties
FORD MONDEO FORD ESCORT
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Accident 200801QK59060

Slight
51.5688, -0.3218
1 vehicle 1 casualty
BMW 3 SERIES
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Accident 200843R233098

Slight
51.5469, -0.7828
2 vehicles 2 casualties
TOYOTA YARIS CITROEN SAXO
View Details

Accident 200801QK50500

Slight
51.5536, -0.2933
3 vehicles 4 casualties
Car Car Car
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Accident 200801CW11835

Serious
51.5199, -0.1721
2 vehicles 1 casualty
Motorcycle over 500cc Goods over 3.5t. and under 7.5t
View Details

Accident 200843N170098

Slight
51.5815, -0.7568
4 vehicles 2 casualties
MAN Model Missing (4y) Motorcycle over 125cc and up to 500cc ROVER 200 SERIES TOYOTA CARINA
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Accident 200801CW11794

Slight
51.5266, -0.2086
1 vehicle 1 casualty
MERCEDES Model Missing
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Accident 200801QA10339

Serious
51.5794, -0.3413
2 vehicles 1 casualty
VOLKSWAGEN POLO MERCEDES A CLASS (1y)
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Accident 200801FH10438

Slight
51.5322, -0.2365
2 vehicles 1 casualty
FORD TRANSIT CONNECT (1y) HONDA SES125 (3y)
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Accident 200843N088098

Serious
51.6583, -0.6308
1 vehicle 1 casualty
Car
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Accident 200801CW11795

Slight
51.5248, -0.2030
1 vehicle 1 casualty
VOLKSWAGEN PASSAT
View Details