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 2018010111431

Slight
51.5101, -0.3236
2 vehicles 3 casualties
CITROEN C3 VAUXHALL CORSA
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Accident 2018010111282

Fatal
51.5109, -0.3733
1 vehicle 1 casualty
MAN Model Missing (3y)
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Accident 2018010110909

Slight
51.5124, -0.3849
1 vehicle 1 casualty
KTM 125 DUKE (2y)
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Accident 2018010111487

Slight
51.5099, -0.3577
1 vehicle 1 casualty
Car
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Accident 2018010110454

Slight
51.5091, -0.3536
2 vehicles 1 casualty
SEAT LEON Pedal cycle
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Accident 2018010114006

Slight
51.5049, -0.2238
2 vehicles 1 casualty
LONDON TAXIS INT. TX4 Car
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Accident 2018010110453

Slight
51.5067, -0.2441
1 vehicle 1 casualty
Vehicle
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Accident 2018010109922

Slight
51.5067, -0.2455
2 vehicles 1 casualty
VAUXHALL TIGRA Pedal cycle
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Accident 2018010109893

Slight
51.5044, -0.2200
2 vehicles 1 casualty
PIAGGIO ET2 NISSAN MICRA
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Accident 2018010109494

Slight
51.5089, -0.3476
3 vehicles 4 casualties
AUDI A4 HONDA ACCORD SUZUKI VITARA
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Accident 2018010109000

Slight
51.5087, -0.3361
2 vehicles 1 casualty
AUDI A3 Pedal cycle
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Accident 2018010108610

Slight
51.5072, -0.2710
1 vehicle 1 casualty
VOLKSWAGEN POLO
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Accident 2018010108452

Slight
51.5059, -0.2293
2 vehicles 1 casualty
CITROEN BERLINGO Pedal cycle
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Accident 2018010107901

Slight
51.5067, -0.2468
2 vehicles 2 casualties
ALEXANDER DENNIS Model Missing NISSAN ALMERA
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Accident 2018010107606

Slight
51.5114, -0.3769
1 vehicle 1 casualty
Motorcycle 50cc and under
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Accident 2018010107273

Slight
51.5127, -0.3081
1 vehicle 1 casualty
VOLVO Model Missing
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Accident 2018010106691

Slight
51.5064, -0.2373
2 vehicles 1 casualty
VAUXHALL ASTRA MERCEDES VIANO
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Accident 2018010106057

Slight
51.5057, -0.2275
1 vehicle 1 casualty
VAUXHALL CORSA
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Accident 2018010105561

Serious
51.5121, -0.3123
2 vehicles 1 casualty
MERCEDES E CLASS LEXMOTO DIABLO 125 (2y)
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Accident 2018010105750

Slight
51.5064, -0.2382
2 vehicles 1 casualty
VAUXHALL ZAFIRA (4y) Motorcycle 125cc and under
View Details