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 201201XD80953

Slight
51.5139, -0.3010
2 vehicles 1 casualty
LONDON TAXIS INT. TX4 (2y) Pedal cycle
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Accident 201201XD80971

Slight
51.5087, -0.3348
2 vehicles 1 casualty
Taxi/Private hire car MERCEDES E CLASS
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Accident 201201TA01042

Serious
51.5066, -0.2666
2 vehicles 1 casualty
FORD FOCUS (4y) TRIUMPH TIGER
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Accident 201201XD80967

Slight
51.5084, -0.2810
2 vehicles 1 casualty
NISSAN ALMERA Pedal cycle
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Accident 201201FH10658

Slight
51.5063, -0.2372
2 vehicles 1 casualty
LONDON TAXIS INT. TX4 HONDA CIVIC
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Accident 201201XH30806

Serious
51.5466, -0.4831
1 vehicle 2 casualties
RENAULT LAGUNA
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Accident 201201XH30798

Slight
51.5281, -0.4429
1 vehicle 1 casualty
Motorcycle 125cc and under
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Accident 201201XH30805

Slight
51.5372, -0.4715
2 vehicles 4 casualties
NISSAN QASHQAI (1y) BMW 1 SERIES
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Accident 201201XD80949

Slight
51.5083, -0.2779
2 vehicles 1 casualty
Pedal cycle AUDI A4
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Accident 201201XD80993

Slight
51.5092, -0.2848
2 vehicles 1 casualty
Pedal cycle Car
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Accident 201201XH30735

Slight
51.5280, -0.4426
3 vehicles 3 casualties
FORD FIESTA VAUXHALL CORSA SEAT LEON
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Accident 201201XD80938

Slight
51.5111, -0.3756
2 vehicles 1 casualty
Car Pedal cycle
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Accident 201201TB01300

Slight
51.5108, -0.3196
1 vehicle 1 casualty
Honda PES 125 (2y)
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Accident 201201XD80947

Slight
51.5113, -0.3768
2 vehicles 1 casualty
Car Pedal cycle
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Accident 201201XH30761

Serious
51.5175, -0.4047
2 vehicles 1 casualty
Pedal cycle Pedal cycle
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Accident 201201FH10604

Slight
51.5047, -0.2228
2 vehicles 1 casualty
LAND ROVER RANGE ROVER (1y) Pedal cycle
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Accident 201201XH30747

Serious
51.5249, -0.4328
1 vehicle 1 casualty
Car
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Accident 201201XD80937

Serious
51.5131, -0.3048
2 vehicles 1 casualty
FORD MONDEO MERCEDES CLS CLASS
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Accident 201201XD80924

Slight
51.5140, -0.3017
2 vehicles 1 casualty
VOLKSWAGEN TOURAN VOLVO Model Missing (2y)
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Accident 201201FH10590

Slight
51.5062, -0.2311
2 vehicles 1 casualty
DAIHATSU SIRION Pedal cycle
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