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 2020010269377

Slight
51.5269, -0.2108
1 vehicle 2 casualties
YAMAHA GPD 125 (1y)
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Accident 2020010269338

Slight
51.5232, -0.1956
1 vehicle 1 casualty
TOYOTA PRIUS (4y)
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Accident 2020010269663

Slight
51.5536, -0.2914
2 vehicles 1 casualty
MERCEDES C CLASS PEUGEOT 2008
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Accident 2020430298531

Slight
51.6199, -0.7591
1 vehicle 1 casualty
Van / Goods 3.5 tonnes mgw or under
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Accident 2020010268788

Slight
51.5230, -0.1946
2 vehicles 1 casualty
Pedal cycle VOLKSWAGEN CADDY (4y)
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Accident 2020010268466

Slight
51.5202, -0.1755
2 vehicles 1 casualty
BMW 2 SERIES Pedal cycle
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Accident 2020411005878

Slight
51.6473, -0.4763
2 vehicles 1 casualty
BMW 1 SERIES (2y) AUDI A4
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Accident 2020010268378

Slight
51.5357, -0.2474
2 vehicles 1 casualty
Vehicle MERCEDES E CLASS (4y)
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Accident 2020010268149

Slight
51.5463, -0.2737
2 vehicles 1 casualty
Mobility scooter Car
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Accident 2020010267918

Slight
51.5211, -0.1806
2 vehicles 1 casualty
MERCEDES C CLASS Pedal cycle
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Accident 2020010267791

Serious
51.5277, -0.2153
1 vehicle 1 casualty
GILERA RUNNER
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Accident 2020010267897

Slight
51.5701, -0.3225
3 vehicles 1 casualty
JAGUAR XF SERIES MERCEDES E CLASS (3y) SEAT ALHAMBRA
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Accident 2020010269918

Slight
51.5411, -0.2612
1 vehicle 1 casualty
VAUXHALL MOKKA
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Accident 2020010267255

Slight
51.5320, -0.2372
2 vehicles 1 casualty
Motorcycle over 500cc HONDA JAZZ
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Accident 2020010267229

Serious
51.5261, -0.2051
2 vehicles 1 casualty
Motorcycle 125cc and under Pedal cycle
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Accident 2020430285978

Serious
51.6471, -0.7219
1 vehicle 1 casualty
FORD FIESTA (3y)
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Accident 2020010267228

Slight
51.5317, -0.2321
1 vehicle 1 casualty
HONDA NSS300A (1y)
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Accident 2020010267256

Slight
51.5344, -0.2423
1 vehicle 1 casualty
ALEXANDER DENNIS Model Missing
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Accident 2020010267220

Serious
51.5431, -0.2698
2 vehicles 2 casualties
TOYOTA YARIS VOLKSWAGEN GOLF
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Accident 2020010266797

Slight
51.5536, -0.2918
2 vehicles 1 casualty
MERCEDES A CLASS HONDA NSC110MP (3y)
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