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 201101FH10255

Slight
51.5064, -0.2339
2 vehicles 1 casualty
MERCEDES E CLASS Car
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Accident 201101XH30359

Slight
51.5188, -0.4114
2 vehicles 1 casualty
Car VAUXHALL ASTRA
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Accident 201101XD80370

Slight
51.5139, -0.3015
2 vehicles 1 casualty
Pedal cycle MCC SMART
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Accident 201101XD80390

Slight
51.5087, -0.3466
2 vehicles 1 casualty
VOLKSWAGEN GOLF BMW 3 SERIES
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Accident 201101FH10251

Slight
51.5064, -0.2388
2 vehicles 1 casualty
FORD TRANSIT TOYOTA PREVIA
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Accident 201101XD80369

Slight
51.5110, -0.3183
2 vehicles 1 casualty
TOYOTA Model Missing VOLVO C 30 (2y)
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Accident 201101XH30340

Slight
51.5210, -0.4172
3 vehicles 1 casualty
PEUGEOT 206 Car Van / Goods 3.5 tonnes mgw or under
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Accident 201101XD80346

Slight
51.5127, -0.2963
2 vehicles 2 casualties
DENNIS Model Missing FORD ESCORT
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Accident 201101TB01031

Slight
51.5187, -0.4111
1 vehicle 1 casualty
SUBARU Model Missing
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Accident 201101TA01199

Serious
51.5060, -0.2293
2 vehicles 1 casualty
CITROEN BERLINGO (2y) Pedal cycle
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Accident 201101XD80454

Slight
51.5124, -0.3849
2 vehicles 1 casualty
Pedal cycle Car
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Accident 201101XD80358

Slight
51.5114, -0.2920
4 vehicles 4 casualties
FORD MONDEO VOLKSWAGEN POLO BMW 3 SERIES NISSAN MICRA
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Accident 201101XH30367

Slight
51.5472, -0.4832
2 vehicles 1 casualty
BMW 3 SERIES SMART FORFOUR
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Accident 201101FH10236

Slight
51.5063, -0.2354
2 vehicles 1 casualty
PIAGGIO VESPA VOLKSWAGEN GOLF (1y)
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Accident 201101XD80351

Slight
51.5104, -0.2889
2 vehicles 1 casualty
Pedal cycle MINI COOPER
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Accident 201101XH30317

Slight
51.5436, -0.4733
2 vehicles 2 casualties
FORD FIESTA VAUXHALL ZAFIRA
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Accident 201101XH30358

Slight
51.5177, -0.4051
2 vehicles 1 casualty
VAUXHALL CORSA FORD TRANSIT
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Accident 201101XH30328

Slight
51.5205, -0.4155
2 vehicles 1 casualty
Pedal cycle MERCEDES C CLASS
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Accident 201101XD80344

Slight
51.5065, -0.2491
2 vehicles 1 casualty
MERCEDES Model Missing BMW 3 SERIES
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Accident 201101XD80335

Slight
51.5063, -0.2605
2 vehicles 1 casualty
SEAT ALHAMBRA HONDA XR125L
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