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 199701XH01011

Slight
1 vehicle 1 casualty
FORD SIERRA
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Accident 199701XH01013

Slight
2 vehicles 1 casualty
FORD FIESTA PEUGEOT 505
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Accident 199701XD00736

Slight
1 vehicle 1 casualty
MCW Model Missing
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Accident 199701XH01005

Slight
2 vehicles 3 casualties
FORD FIESTA VAUXHALL CAVALIER
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Accident 199701XD00742

Serious
2 vehicles 1 casualty
BMW 3 SERIES (1y) Pedal cycle
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Accident 199701XD00800

Slight
1 vehicle 1 casualty
Pedal cycle
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Accident 199701XH01006

Slight
2 vehicles 1 casualty
YAMAHA Model Missing TOYOTA COROLLA
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Accident 199701XD00749

Serious
1 vehicle 1 casualty
FORD SIERRA
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Accident 199701XS00676

Serious
2 vehicles 1 casualty
AUSTIN METRO VAUXHALL CAVALIER
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Accident 199701XS00677

Slight
2 vehicles 1 casualty
KAWASAKI KDX125 (4y) NISSAN BLUEBIRD
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Accident 199701XD00737

Slight
2 vehicles 1 casualty
Vehicle VOLVO 740
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Accident 199701FH00486

Slight
1 vehicle 1 casualty
TOYOTA COROLLA
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Accident 199701XD00794

Slight
2 vehicles 1 casualty
Vehicle Pedal cycle
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Accident 199701FH00482

Slight
2 vehicles 1 casualty
TOYOTA CARINA (2y) Pedal cycle
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Accident 199701XD00730

Serious
1 vehicle 1 casualty
VAUXHALL NOVA
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Accident 199701XD00729

Serious
2 vehicles 1 casualty
MAZDA MX-5 (1y) Vehicle
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Accident 199701XS00657

Slight
2 vehicles 1 casualty
Pedal cycle FORD GRANADA
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Accident 199701FH00485

Slight
2 vehicles 1 casualty
FORD SIERRA Pedal cycle
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Accident 199701XH00979

Slight
2 vehicles 1 casualty
AUSTIN METRO Pedal cycle
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Accident 199701XS00668

Slight
2 vehicles 1 casualty
HONDA ACCORD ROVER 200 SERIES (2y)
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