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 2022010386554

Slight
51.5088, -0.3345
2 vehicles 1 casualty
FORD GALAXY (3y) YAMAHA GPD (1y)
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Accident 2022010386050

Serious
51.5319, -0.4511
1 vehicle 1 casualty
MERCEDES V CLASS (3y)
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Accident 2022010385825

Slight
51.5163, -0.4005
1 vehicle 1 casualty
VOLKSWAGEN CRAFTER
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Accident 2022010385076

Slight
51.5094, -0.3309
2 vehicles 1 casualty
MERCEDES A CLASS (4y) YAMAHA GPD (3y)
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Accident 2022010384599

Slight
51.5086, -0.3368
2 vehicles 1 casualty
VOLKSWAGEN MODEL MISSING Motorcycle 50cc and under
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Accident 2022010384541

Slight
51.5066, -0.2651
2 vehicles 1 casualty
TOYOTA PRIUS HONDA WW125
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Accident 2022010384125

Slight
51.5111, -0.3181
2 vehicles 1 casualty
Pedal cycle VOLVO MODEL MISSING
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Accident 2022010384248

Slight
51.5087, -0.3344
2 vehicles 1 casualty
Taxi/Private hire car VOLVO MODEL MISSING
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Accident 2022010383951

Slight
51.5083, -0.2744
2 vehicles 1 casualty
BMW X6 HONDA WW125
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Accident 2022010383892

Slight
51.5134, -0.2977
3 vehicles 1 casualty
Pedal cycle Car Bus or coach (17 or more pass seats)
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Accident 2022010383327

Serious
51.5434, -0.4732
2 vehicles 2 casualties
Motorcycle over 125cc and up to 500cc TOYOTA PRIUS
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Accident 2022010382952

Slight
51.5139, -0.3000
1 vehicle 1 casualty
YAMAHA GPD
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Accident 2022010382833

Slight
51.5071, -0.2704
2 vehicles 1 casualty
TOYOTA PRIUS Pedal cycle
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Accident 2022010382367

Serious
51.5067, -0.2426
1 vehicle 1 casualty
VOLVO MODEL MISSING (3y)
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Accident 2022010382086

Serious
51.5249, -0.4325
1 vehicle 1 casualty
ALEXANDER DENNIS MODEL MISSING
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Accident 2022010382111

Slight
51.5114, -0.3159
1 vehicle 1 casualty
ALEXANDER DENNIS MODEL MISSING (3y)
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Accident 2022010381157

Serious
51.5136, -0.2985
2 vehicles 1 casualty
HONDA JAZZ Pedal cycle
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Accident 2022010381078

Slight
51.5315, -0.4502
2 vehicles 1 casualty
BMW 5 SERIES Pedal cycle
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Accident 2022010382000

Slight
51.5057, -0.2275
2 vehicles 1 casualty
Motorcycle over 125cc and up to 500cc (4y) VAUXHALL CORSA
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Accident 2022010380553

Slight
51.5498, -0.4838
2 vehicles 2 casualties
AUDI Q3 FORD FOCUS
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