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 200401XH00867

Slight
51.5263, -0.4384
2 vehicles 2 casualties
MERCEDES A CLASS (1y) VAUXHALL CORSA
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Accident 200401XH00881

Slight
51.5170, -0.4029
2 vehicles 2 casualties
VAUXHALL ASTRA (2y) FIAT PUNTO
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Accident 200401XS01046

Slight
51.5106, -0.3719
2 vehicles 1 casualty
Motorcycle 50cc and under Vehicle
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Accident 200401XH00865

Serious
51.5227, -0.4218
1 vehicle 1 casualty
RENAULT CLIO (4y)
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Accident 200401FH00758

Slight
51.5064, -0.2333
2 vehicles 1 casualty
TOYOTA CARINA HONDA SH50
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Accident 200401FH00732

Slight
51.5053, -0.2255
2 vehicles 1 casualty
HONDA CBR600F VOLVO Model Missing (1y)
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Accident 200401TB00533

Slight
51.5107, -0.3706
1 vehicle 1 casualty
LDV 400 SERIES
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Accident 200401XH00850

Slight
51.5350, -0.4624
1 vehicle 1 casualty
KAWASAKI ZX400 (4y)
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Accident 200401XS01033

Slight
51.5113, -0.3791
1 vehicle 1 casualty
VAUXHALL CORSA
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Accident 200401TB00525

Slight
51.5087, -0.3342
2 vehicles 1 casualty
HONDA ACCORD (4y) Vehicle
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Accident 200401XS01030

Slight
51.5092, -0.2848
2 vehicles 1 casualty
VOLKSWAGEN GOLF (1y) Pedal cycle
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Accident 200401XS00999

Slight
51.5128, -0.3073
1 vehicle 1 casualty
DENNIS Model Missing (2y)
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Accident 200401XS01005

Slight
51.5092, -0.2848
2 vehicles 1 casualty
FORD ESCORT Pedal cycle
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Accident 200401XS01013

Slight
51.5127, -0.3880
2 vehicles 1 casualty
FORD ESCORT MERCEDES Model Missing (1y)
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Accident 200401XH00809

Slight
51.5191, -0.4117
2 vehicles 1 casualty
VAUXHALL ASTRA VAUXHALL ASTRA (3y)
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Accident 200401XH00819

Slight
51.5217, -0.4186
2 vehicles 1 casualty
IVECO Model Missing (4y) Pedal cycle
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Accident 200401XS00998

Slight
51.5065, -0.2647
2 vehicles 1 casualty
VAUXHALL RASCAL Pedal cycle
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Accident 200401XH00803

Slight
51.5249, -0.4329
2 vehicles 1 casualty
VAUXHALL NOVA Pedal cycle
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Accident 200401XS01006

Serious
51.5131, -0.3047
1 vehicle 1 casualty
MERCEDES 300
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Accident 200401XS01020

Slight
51.5121, -0.3840
2 vehicles 1 casualty
BMW 3 SERIES IVECO-FORD Model Missing
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