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 201201XD80127

Slight
51.5076, -0.2730
1 vehicle 1 casualty
FORD GALAXY
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Accident 201201FH10009

Slight
51.5066, -0.2451
2 vehicles 1 casualty
HONDA NHX110WH (3y) HONDA CRV
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Accident 201201XH30019

Slight
51.5188, -0.4117
1 vehicle 1 casualty
FORD TRANSIT (1y)
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Accident 201201TB00098

Serious
51.5065, -0.2647
2 vehicles 1 casualty
MERCEDES ML CLASS Pedal cycle
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Accident 201201XD80017

Slight
51.5132, -0.3046
3 vehicles 1 casualty
RENAULT CLIO MERCEDES SPRINTER Car
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Accident 201201XD80023

Serious
51.5083, -0.2777
2 vehicles 1 casualty
Minibus (8-16 passenger seats) HONDA ANF125
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Accident 201201XH30403

Slight
51.5182, -0.4094
2 vehicles 2 casualties
HYUNDAI AMICA VAUXHALL VECTRA
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Accident 201201XH30270

Slight
51.5474, -0.4808
1 vehicle 1 casualty
CITROEN BERLINGO
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Accident 201201XD80030

Slight
51.5111, -0.3756
2 vehicles 1 casualty
TOYOTA PICNIC HONDA CG125 (4y)
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Accident 201101XD80920

Slight
51.5108, -0.3741
2 vehicles 1 casualty
Car VOLKSWAGEN PASSAT
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Accident 201101XH30803

Slight
51.5302, -0.4480
2 vehicles 1 casualty
SAAB 9-3 VAUXHALL ASTRA
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Accident 201101XH30814

Slight
51.5448, -0.4810
2 vehicles 1 casualty
ROVER 25 BMW F 800 (2y)
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Accident 201101XD80946

Slight
51.5116, -0.3814
2 vehicles 1 casualty
VOLKSWAGEN GOLF VOLKSWAGEN TOURAN (4y)
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Accident 201101XD80895

Slight
51.5103, -0.2883
1 vehicle 1 casualty
VOLKSWAGEN SHARAN
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Accident 201101XD80928

Slight
51.5120, -0.3829
2 vehicles 1 casualty
FORD MONDEO Car
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Accident 201101XD80900

Slight
51.5108, -0.3196
2 vehicles 2 casualties
MINI COOPER MERCEDES SPRINTER (2y)
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Accident 201101XH30812

Slight
51.5228, -0.4219
2 vehicles 1 casualty
Car Pedal cycle
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Accident 201101XH30769

Slight
51.5372, -0.4713
2 vehicles 1 casualty
FORD FIESTA VOLKSWAGEN GOLF
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Accident 201101XD80905

Slight
51.5139, -0.3016
1 vehicle 1 casualty
MERCEDES C CLASS
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Accident 201101XH30819

Slight
51.5372, -0.4716
2 vehicles 1 casualty
CITROEN C2 Car
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