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 199401XD00032

Slight
1 vehicle 1 casualty
RENAULT 21
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Accident 199401XH00007

Slight
1 vehicle 1 casualty
Vehicle
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Accident 199401XH00022

Slight
3 vehicles 2 casualties
VOLVO 340 FORD ESCORT VOLVO 240
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Accident 199401XH00006

Slight
1 vehicle 1 casualty
AUSTIN MONTEGO
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Accident 199401FH00003

Slight
2 vehicles 1 casualty
FORD ORION (2y) Vehicle
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Accident 199401XS00008

Slight
2 vehicles 2 casualties
NISSAN BLUEBIRD MCW Model Missing
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Accident 199301XD00829

Slight
2 vehicles 2 casualties
FORD ESCORT CITROEN BX (4y)
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Accident 199301XS00686

Slight
2 vehicles 1 casualty
VAUXHALL ASTRA (1y) AUDI 100
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Accident 199301XH01243

Serious
2 vehicles 1 casualty
AUSTIN MORRIS MAXI Pedal cycle
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Accident 199301XS00684

Slight
1 vehicle 1 casualty
Vehicle
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Accident 199301XD00831

Slight
2 vehicles 2 casualties
Vehicle VAUXHALL CAVALIER
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Accident 199301XD00818

Slight
2 vehicles 1 casualty
FORD ESCORT FORD ESCORT
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Accident 199301FH00644

Slight
2 vehicles 1 casualty
HONDA ACCORD OPEL REKORD
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Accident 199301XH01236

Slight
2 vehicles 1 casualty
HONDA Model Missing VAUXHALL MIDI (1y)
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Accident 199301XH01237

Slight
3 vehicles 1 casualty
FORD ESCORT FORD ESCORT Vehicle
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Accident 199301XS00682

Slight
2 vehicles 1 casualty
BMW 3 SERIES BEDFORD Model Missing
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Accident 199301XD00817

Slight
2 vehicles 1 casualty
FORD ORION (3y) PEUGEOT 309
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Accident 199301XH01235

Slight
2 vehicles 1 casualty
OPEL MONZA Van / Goods 3.5 tonnes mgw or under
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Accident 199301XH01234

Slight
2 vehicles 1 casualty
VAUXHALL CAVALIER FORD Model Missing
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Accident 199301XD00820

Slight
1 vehicle 1 casualty
VOLKSWAGEN GOLF
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