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 2018010097116

Slight
51.5529, -0.2854
2 vehicles 1 casualty
VOLKSWAGEN POLO RENAULT CLIO
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Accident 2018010091380

Slight
51.5508, -0.2828
2 vehicles 2 casualties
Car VOLKSWAGEN POLO
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Accident 2018010090276

Slight
51.5235, -0.1987
2 vehicles 1 casualty
Pedal cycle Car
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Accident 2018010090255

Slight
51.5288, -0.2191
3 vehicles 2 casualties
FORD FOCUS TOYOTA YARIS MERCEDES E CLASS (3y)
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Accident 2018010090242

Slight
51.5198, -0.1703
2 vehicles 1 casualty
CITROEN C3 Pedal cycle
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Accident 2018010089978

Slight
51.5425, -0.2671
2 vehicles 1 casualty
FORD FOCUS Pedal cycle
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Accident 2018010091247

Serious
51.5771, -0.3337
2 vehicles 1 casualty
HONDA CB600 HORNET AUDI A7 (1y)
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Accident 2018010089767

Slight
51.5520, -0.2983
1 vehicle 1 casualty
Honda CBR125R
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Accident 2018010088949

Slight
51.5762, -0.3247
1 vehicle 1 casualty
Bus or coach (17 or more pass seats)
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Accident 2018010088337

Slight
51.5525, -0.2965
1 vehicle 1 casualty
HONDA CRF1000D (1y)
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Accident 2018010087554

Serious
51.5209, -0.1657
1 vehicle 1 casualty
Piaggio MP3
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Accident 2018010087038

Slight
51.5195, -0.1780
2 vehicles 1 casualty
MAN Model Missing (4y) TOYOTA C-HR (1y)
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Accident 2018010087104

Serious
51.5671, -0.3211
2 vehicles 1 casualty
MERCEDES SPRINTER Pedal cycle
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Accident 2018010087643

Slight
51.5980, -0.3958
2 vehicles 1 casualty
FORD FOCUS TOYOTA YARIS
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Accident 2018010086586

Slight
51.5241, -0.2016
3 vehicles 1 casualty
VOLKSWAGEN GOLF AUDI Q3 (4y) TOYOTA PRIUS
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Accident 2018010086692

Slight
51.5417, -0.2644
1 vehicle 4 casualties
FORD S-MAX (2y)
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Accident 2018010085481

Slight
51.5367, -0.2460
2 vehicles 2 casualties
VAUXHALL CORSA LAND ROVER FREELANDER
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Accident 2018010085709

Serious
51.5206, -0.1816
2 vehicles 1 casualty
VOLKSWAGEN TOURAN (1y) NISSAN QASHQAI (1y)
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Accident 2018010084805

Slight
51.5795, -0.3417
2 vehicles 2 casualties
TOYOTA CELICA VAUXHALL VIVARO
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Accident 2018010084460

Slight
51.5265, -0.2074
2 vehicles 1 casualty
BMW 5 SERIES (1y) MERCEDES C CLASS (3y)
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