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 200901XD80175

Serious
51.5092, -0.3539
1 vehicle 1 casualty
MERCEDES C CLASS
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Accident 200901FH10159

Slight
51.5066, -0.2452
2 vehicles 1 casualty
VOLKSWAGEN TOUAREG (1y) Pedal cycle
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Accident 200901TB00014

Slight
51.5118, -0.3136
2 vehicles 2 casualties
Car MINI COOPER (4y)
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Accident 200901FH10125

Slight
51.5063, -0.2373
2 vehicles 1 casualty
VOLKSWAGEN GOLF (1y) PIAGGIO LIBERTY (4y)
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Accident 200901XD80173

Serious
51.5072, -0.2713
2 vehicles 1 casualty
Motorcycle over 125cc and up to 500cc Car
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Accident 200901XD80191

Slight
51.5106, -0.3716
2 vehicles 1 casualty
Motorcycle 125cc and under BMW 3 SERIES (4y)
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Accident 200901XD80207

Slight
51.5081, -0.3417
1 vehicle 1 casualty
VAUXHALL ASTRA
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Accident 200901FH10121

Slight
51.5043, -0.2194
6 vehicles 4 casualties
CITROEN BERLINGO LONDON TAXIS INT. TXII FORD TRANSIT CONNECT (2y) VAUXHALL COMBO (3y) PORSCHE BOXSTER (1y) Minibus (8-16 passenger seats)
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Accident 200901XH30126

Serious
51.5351, -0.4623
2 vehicles 1 casualty
FORD MONDEO MITSUBISHI GALANT
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Accident 200901XD80177

Slight
51.5114, -0.2920
2 vehicles 1 casualty
Car Motorcycle 125cc and under
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Accident 200901FH10105

Slight
51.5066, -0.2454
1 vehicle 1 casualty
Car
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Accident 200901XH30116

Slight
51.5148, -0.3961
1 vehicle 2 casualties
VAUXHALL CORSA
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Accident 200901XD80230

Slight
51.5113, -0.3795
1 vehicle 1 casualty
TOYOTA AVENSIS
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Accident 200901XD80153

Serious
51.5096, -0.3270
1 vehicle 1 casualty
MERCEDES E CLASS
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Accident 200901XH30138

Slight
51.5180, -0.4080
2 vehicles 2 casualties
Van / Goods 3.5 tonnes mgw or under FORD TRANSIT (4y)
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Accident 200901XD80130

Slight
51.5066, -0.2481
1 vehicle 1 casualty
CITROEN SAXO
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Accident 200901XD80135

Slight
51.5132, -0.3042
1 vehicle 1 casualty
Car
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Accident 200901XH30131

Slight
51.5150, -0.3964
3 vehicles 1 casualty
FORD TRANSIT CONNECT (1y) FORD MONDEO VAUXHALL ZAFIRA
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Accident 200901XD80101

Slight
51.5139, -0.3006
2 vehicles 1 casualty
Yamaha FZ6 (3y) VOLVO S60
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Accident 200901XD80131

Slight
51.5085, -0.3397
2 vehicles 1 casualty
PEUGEOT PARTNER Pedal cycle
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