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.

Is the A404 closed right now? See today's accidents, overnight closures and roadworks.

Live A404 closures today
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

Browse all regions

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

Browse all towns
Browse All Roads Search All Accidents

Accidents on the A404

Fatal
Serious
Slight
Click markers for details

Move Insights

Thinking of moving to this area?

Check flood risk, planning history, EPC ratings and more with a Move Insights property report.

Flood risk assessment
Planning history
EPC ratings & more
Get a property report

Recent Accidents

Showing 20 of 19,634 accidents

Accident 20094100C0633

Slight
51.6340, -0.4639
2 vehicles 1 casualty
CITROEN SAXO BMW 3 SERIES
View Details

Accident 200901QA10265

Slight
51.5987, -0.3929
2 vehicles 1 casualty
Car Car
View Details

Accident 20094100C0638

Slight
51.6677, -0.5207
1 vehicle 1 casualty
TOYOTA AVENSIS
View Details

Accident 200901QK50384

Slight
51.5535, -0.2905
2 vehicles 1 casualty
MERCEDES Model Missing VAUXHALL ASTRA
View Details

Accident 200943N084079

Serious
51.5931, -0.7598
1 vehicle 1 casualty
NISSAN MICRA (1y)
View Details

Accident 200901CW11456

Slight
51.5198, -0.1698
2 vehicles 1 casualty
Car Pedal cycle
View Details

Accident 200943N053079

Slight
51.5840, -0.7576
2 vehicles 1 casualty
FORD TRANSIT FORD MONDEO
View Details

Accident 200901CW11335

Slight
51.5213, -0.1929
2 vehicles 1 casualty
VAUXHALL CORSA Pedal cycle
View Details

Accident 200901CW11326

Slight
51.5205, -0.1814
2 vehicles 2 casualties
HONDA CIVIC LONDON TAXIS INT. TX1
View Details

Accident 200901CW11312

Slight
51.5211, -0.1925
2 vehicles 1 casualty
LONDON TAXIS INT. TX1 SAAB 900
View Details

Accident 200901QA10256

Slight
51.5866, -0.3618
1 vehicle 1 casualty
Car
View Details

Accident 200901QK50368

Slight
51.5324, -0.2337
2 vehicles 1 casualty
Van / Goods 3.5 tonnes mgw or under Pedal cycle
View Details

Accident 200901CW11308

Slight
51.5279, -0.2160
2 vehicles 1 casualty
MERCEDES 300 Car (2y)
View Details

Accident 200943N009079

Slight
51.5788, -0.7565
1 vehicle 1 casualty
PEUGEOT 206
View Details

Accident 200901QK50356

Slight
51.5524, -0.2849
2 vehicles 1 casualty
MERCEDES A CLASS BMW 3 SERIES
View Details

Accident 200901XH30437

Slight
51.6128, -0.4356
2 vehicles 1 casualty
TOYOTA COROLLA Vehicle
View Details

Accident 200901QK50362

Serious
51.5370, -0.2462
1 vehicle 1 casualty
Bus or coach (17 or more pass seats)
View Details

Accident 200901CW11278

Slight
51.5204, -0.1915
2 vehicles 1 casualty
Car Van / Goods 3.5 tonnes mgw or under
View Details

Accident 200901QA10250

Slight
51.5772, -0.3323
2 vehicles 1 casualty
TOYOTA CELICA Motorcycle over 500cc
View Details

Accident 20094100C0549

Slight
51.6356, -0.4673
2 vehicles 1 casualty
VAUXHALL TIGRA (1y) VAUXHALL ASTRA (2y)
View Details