Crash View

A4020 road traffic accidents

19,356 collisions recorded
1979 to 2025

The A4020 appears in 19,356 collisions in the STATS19 data between 1979 and 2025, involving 23,128 casualties. Of these collisions, 169 were fatal and 2,864 were serious. Recorded collisions in 2025 were up 1% on 2024.

All Severities Fatal Serious Slight
Fatal
169
Serious
2,864
Casualties
23,128
2025 216
2024 213
2023 240
2022 267
2021 236
2020 230
2019 280
2018 277
2017 317
2016 306
2015 310
2014 274
2013 303
2012 300
2011 319
2010 348
2009 316
2008 276
2007 294
2006 314
2005 349
2004 393
2003 452
2002 469
2001 504
2000 527
1999 450
1998 455
1997 526
1996 519
1995 452
1994 534
1993 516
1992 506
1991 518
1990 552
1989 574
1988 514
1987 491
1986 533
1985 549
1984 625
1983 600
1982 559
1981 556
1980 499
1979 498

Ealing

6,531 recorded here

Hillingdon

2,830 recorded here

Hammersmith and Fulham

1,710 recorded here

Benson

99 recorded here

South Bucks

88 recorded here

Buckinghamshire

8 recorded here

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Ealing

5,043 recorded along the A4020

Hillingdon

2,199 recorded along the A4020

Hammersmith and Fulham

1,302 recorded along the A4020

New Denham

63 recorded along the A4020

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Accidents on the A4020

Fatal
Serious
Slight
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Recent Accidents

Showing 20 of 19,356 accidents

Accident 201401XH30335

Serious
51.5188, -0.4111
2 vehicles 1 casualty
AUDI A3 TRIUMPH BONNEVILLE
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Accident 201401FH10299

Slight
51.5064, -0.2390
2 vehicles 1 casualty
BMW 1 SERIES SCANIA Model Missing (3y)
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Accident 201401FH10372

Slight
51.5063, -0.2324
2 vehicles 1 casualty
CHRYSLER VOYAGER (3y) Pedal cycle
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Accident 201401XD80549

Slight
51.5075, -0.2729
1 vehicle 1 casualty
Bus or coach (17 or more pass seats)
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Accident 201401XH30330

Slight
51.5191, -0.4118
2 vehicles 1 casualty
VOLKSWAGEN POLO Pedal cycle
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Accident 201401XH30329

Slight
51.5249, -0.4322
2 vehicles 1 casualty
Car MERCEDES SPRINTER
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Accident 201401XD80506

Slight
51.5086, -0.3381
2 vehicles 1 casualty
AUDI A3 (4y) FORD FOCUS
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Accident 201401FH10294

Slight
51.5049, -0.2235
2 vehicles 1 casualty
Car Pedal cycle
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Accident 201401XD80516

Slight
51.5096, -0.3565
2 vehicles 1 casualty
VAUXHALL ASTRA VOLKSWAGEN GOLF
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Accident 201401XD80498

Slight
51.5064, -0.2576
2 vehicles 2 casualties
NISSAN MICRA PEUGEOT RCZ
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Accident 201401XD80469

Slight
51.5127, -0.3081
2 vehicles 1 casualty
NISSAN ALMERA Motorcycle over 500cc
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Accident 201401XD80474

Slight
51.5090, -0.3505
2 vehicles 1 casualty
VOLKSWAGEN CC (1y) Pedal cycle
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Accident 201401XD80505

Slight
51.5106, -0.2893
2 vehicles 1 casualty
SUZUKI Model Missing (2y) TOYOTA AVENSIS
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Accident 201401XD80477

Slight
51.5083, -0.2777
2 vehicles 1 casualty
VOLKSWAGEN PASSAT (2y) SUZUKI SV 650
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Accident 201401XD80461

Slight
51.5121, -0.3838
2 vehicles 1 casualty
Pedal cycle FORD GALAXY
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Accident 201401XH30316

Slight
51.5177, -0.4067
2 vehicles 2 casualties
RENAULT MEGANE HONDA CIVIC
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Accident 201401FH10250

Slight
51.5061, -0.2303
2 vehicles 1 casualty
TOYOTA PRIUS Pedal cycle
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Accident 201401XD80578

Slight
51.5112, -0.3170
2 vehicles 1 casualty
BMW X5 VOLKSWAGEN GOLF
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Accident 201401XH30322

Slight
51.5219, -0.4192
2 vehicles 1 casualty
Peugeot LUDIX TOYOTA YARIS
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Accident 201401XD80448

Serious
51.5065, -0.2654
2 vehicles 1 casualty
Car Pedal cycle
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