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 2023010456003

Serious
51.6143, -0.4380
1 vehicle 1 casualty
ALEXANDER DENNIS MODEL MISSING
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Accident 2023010455848

Slight
51.5783, -0.3378
2 vehicles 1 casualty
MERCEDES C CLASS RENAULT ZOE
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Accident 2023010454994

Slight
51.5471, -0.2753
2 vehicles 1 casualty
HONDA NSC SUZUKI MODEL MISSING
View Details

Accident 2023010454989

Slight
51.5348, -0.2430
2 vehicles 1 casualty
HONDA WW125 (4y) MINI COOPER
View Details

Accident 2023010454406

Slight
51.5640, -0.3209
1 vehicle 1 casualty
VOLVO MODEL MISSING
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Accident 2023010453891

Slight
51.5318, -0.2324
2 vehicles 1 casualty
TOYOTA PRIUS AUDI A1 (4y)
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Accident 2023010453518

Slight
51.5537, -0.2929
2 vehicles 1 casualty
YAMAHA GPD (2y) Car
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Accident 2023010453288

Slight
51.5583, -0.3182
1 vehicle 1 casualty
VAUXHALL ASTRA
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Accident 2023430297784

Slight
51.6612, -0.6665
2 vehicles 1 casualty
HYUNDAI I30 VOLKSWAGEN GOLF
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Accident 2023010453340

Slight
51.5519, -0.2842
2 vehicles 1 casualty
HONDA NSC BMW 5 SERIES
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Accident 2023010452996

Slight
51.5260, -0.2049
2 vehicles 1 casualty
Pedal cycle Car
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Accident 2023010452706

Slight
51.5363, -0.2452
2 vehicles 1 casualty
TOYOTA PRIUS MERCEDES AMG CLASS (3y)
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Accident 2023010452915

Slight
51.5395, -0.2526
2 vehicles 1 casualty
YAMAHA GPD (1y) TOYOTA PRIUS
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Accident 2023430290714

Slight
51.5556, -0.7730
2 vehicles 2 casualties
VOLVO S60 Car
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Accident 2023010452493

Slight
51.5522, -0.3028
2 vehicles 1 casualty
BMW 3 SERIES Motorcycle over 125cc and up to 500cc
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Accident 2023010452269

Slight
51.5250, -0.2033
2 vehicles 1 casualty
Bus or coach (17 or more pass seats) HONDA WW125 (1y)
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Accident 2023010452086

Slight
51.5517, -0.2838
2 vehicles 1 casualty
MERCEDES C CLASS VOLVO V90
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Accident 2023010451497

Slight
51.5615, -0.3197
2 vehicles 1 casualty
HONDA NSS (1y) VAUXHALL ASTRA
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Accident 2023430276319

Slight
51.6178, -0.7621
2 vehicles 1 casualty
MERCEDES A CLASS MAZDA 2
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Accident 2023430275354

Slight
51.6136, -0.7695
2 vehicles 1 casualty
HONDA NSS (2y) Van / Goods 3.5 tonnes mgw or under
View Details