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 201401BS70310

Slight
51.5282, -0.2169
2 vehicles 1 casualty
Motorcycle over 500cc IVECO Model Missing
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Accident 201401QK50276

Slight
51.5324, -0.2337
2 vehicles 1 casualty
Pedal cycle Car
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Accident 201401CW10467

Slight
51.5211, -0.1925
2 vehicles 1 casualty
TOYOTA IQ (4y) SEAT LEON (2y)
View Details

Accident 20144100C0375

Slight
51.6594, -0.5065
2 vehicles 1 casualty
RENAULT CLIO Pedal cycle
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Accident 201401CW10462

Slight
51.5241, -0.2016
1 vehicle 1 casualty
Motorcycle 125cc and under
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Accident 201401CW10457

Slight
51.5238, -0.2008
2 vehicles 1 casualty
VOLVO XC90 HONDA CG125
View Details

Accident 201401CW10442

Slight
51.5239, -0.2009
2 vehicles 1 casualty
VOLKSWAGEN GOLF (3y) Pedal cycle
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Accident 201401QK50251

Slight
51.5370, -0.2464
1 vehicle 1 casualty
Goods 7.5 tonnes mgw and over
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Accident 201401QK50287

Slight
51.5424, -0.2672
2 vehicles 1 casualty
Honda CBF125M (4y) BMW 3 SERIES
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Accident 201401QK50331

Slight
51.5440, -0.2716
2 vehicles 1 casualty
VOLKSWAGEN PASSAT MERCEDES E CLASS
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Accident 201401QK50209

Slight
51.5517, -0.2842
2 vehicles 2 casualties
MERCEDES A CLASS Motorcycle 125cc and under
View Details

Accident 201401QK50218

Slight
51.5525, -0.2968
1 vehicle 1 casualty
Bus or coach (17 or more pass seats)
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Accident 201401CW10415

Slight
51.5246, -0.2027
1 vehicle 1 casualty
HONDA SH125
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Accident 201401QK50206

Serious
51.5410, -0.2606
2 vehicles 1 casualty
Pedal cycle FIAT 500
View Details

Accident 201401QK50313

Serious
51.5597, -0.3194
1 vehicle 1 casualty
Taxi/Private hire car
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Accident 201401QK50261

Slight
51.5301, -0.2266
2 vehicles 1 casualty
Motorcycle 125cc and under (4y) RENAULT CLIO
View Details

Accident 201443N246034

Serious
51.6653, -0.5970
1 vehicle 1 casualty
VOLKSWAGEN GOLF
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Accident 201401CW10365

Slight
51.5205, -0.1914
1 vehicle 1 casualty
TOYOTA PRIUS
View Details

Accident 201443R178034

Slight
51.5302, -0.7856
2 vehicles 1 casualty
VOLKSWAGEN GOLF VAUXHALL ZAFIRA (3y)
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Accident 201401QK50198

Slight
51.5672, -0.3215
2 vehicles 1 casualty
Car FORD TRANSIT
View Details