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 200601XD80253

Slight
51.5095, -0.3558
2 vehicles 1 casualty
VOLVO Model Missing (2y) Car
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Accident 200601FH10144

Slight
51.5067, -0.2465
2 vehicles 1 casualty
HONDA Model Missing IVECO DAILY (1y)
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Accident 200601XD80215

Slight
51.5134, -0.3038
2 vehicles 1 casualty
VOLKSWAGEN GOLF (3y) Car
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Accident 200601XD80216

Slight
51.5090, -0.3529
2 vehicles 1 casualty
NISSAN ALMERA RENAULT CLIO
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Accident 200601XD80235

Slight
51.5089, -0.3479
2 vehicles 1 casualty
Car FORD FOCUS
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Accident 200601XD80208

Slight
51.5133, -0.2977
2 vehicles 2 casualties
VOLKSWAGEN GOLF Motorcycle 125cc and under
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Accident 200601XD80214

Serious
51.5065, -0.2494
2 vehicles 1 casualty
Car PIAGGIO ET2
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Accident 200601TB00083

Slight
51.5110, -0.2908
2 vehicles 1 casualty
VOLKSWAGEN GOLF Motorcycle over 500cc
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Accident 200601XH30133

Serious
51.5193, -0.4122
1 vehicle 1 casualty
VAUXHALL CORSA (3y)
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Accident 200643N396036

Serious
51.5567, -0.4916
2 vehicles 1 casualty
PEUGEOT 406 SCANIA Model Missing
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Accident 200643N528036

Slight
51.5546, -0.4896
2 vehicles 1 casualty
VAUXHALL VECTRA (3y) BMW R 1100 S (3y)
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Accident 200601XD80196

Slight
51.5065, -0.2644
1 vehicle 1 casualty
PIAGGIO ET2
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Accident 200601XD80390

Serious
51.5065, -0.2654
2 vehicles 1 casualty
CITROEN XSARA Pedal cycle
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Accident 200601XD80211

Slight
51.5113, -0.3774
2 vehicles 1 casualty
NISSAN ALMERA (2y) HONDA CIVIC
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Accident 200601XD80165

Slight
51.5106, -0.2892
2 vehicles 1 casualty
HONDA Model Missing Car
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Accident 200601XD80386

Slight
51.5083, -0.2785
3 vehicles 1 casualty
Car FIAT PUNTO FIAT PUNTO
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Accident 200601XD80212

Slight
51.5113, -0.3797
1 vehicle 1 casualty
Car
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Accident 200601TB00065

Serious
51.5377, -0.4717
1 vehicle 3 casualties
RENAULT MEGANE
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Accident 200601XH30149

Slight
51.5441, -0.4810
2 vehicles 1 casualty
FORD FOCUS (1y) Car
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Accident 200601XD80103

Slight
51.5113, -0.3165
1 vehicle 1 casualty
VOLKSWAGEN SHARAN
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