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 201301XD81046

Slight
51.5139, -0.3016
2 vehicles 1 casualty
AUDI A5 YAMAHA YBR 125 (4y)
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Accident 201301FH10664

Slight
51.5063, -0.2373
2 vehicles 1 casualty
Pedal cycle Van / Goods 3.5 tonnes mgw or under
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Accident 201301XD81014

Serious
51.5110, -0.3183
1 vehicle 1 casualty
MINI COOPER
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Accident 201301XD81027

Slight
51.5113, -0.3778
2 vehicles 1 casualty
HONDA CBF600N (4y) HYUNDAI I10
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Accident 201301XD80980

Slight
51.5100, -0.3247
1 vehicle 1 casualty
RENAULT TRUCKS Model Missing
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Accident 201301FH10632

Slight
51.5058, -0.2284
1 vehicle 2 casualties
TOYOTA PRIUS (3y)
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Accident 201301FH10621

Slight
51.5043, -0.2182
1 vehicle 1 casualty
VOLVO Model Missing (3y)
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Accident 201301FH10652

Slight
51.5060, -0.2294
1 vehicle 1 casualty
BMW Z3
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Accident 201301XD81024

Slight
51.5108, -0.3640
2 vehicles 1 casualty
MINI COOPER (2y) Car
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Accident 201301FH10624

Serious
51.5064, -0.2389
1 vehicle 1 casualty
PIAGGIO Model Missing
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Accident 201301XD81002

Slight
51.5071, -0.2710
2 vehicles 2 casualties
Car HONDA CIVIC (2y)
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Accident 201301XD80984

Slight
51.5100, -0.3242
2 vehicles 1 casualty
Pedal cycle BMW 1 SERIES
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Accident 201301XH30576

Slight
51.5190, -0.4117
2 vehicles 1 casualty
Motorcycle 50cc and under VOLKSWAGEN GOLF (3y)
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Accident 201301FH10622

Slight
51.5056, -0.2271
1 vehicle 1 casualty
VOLKSWAGEN PASSAT
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Accident 201301XD80968

Slight
51.5118, -0.3821
2 vehicles 1 casualty
VAUXHALL ASTRA (3y) FORD FIESTA
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Accident 201301XH30573

Slight
51.5134, -0.3921
2 vehicles 1 casualty
VOLKSWAGEN POLO FORD FOCUS
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Accident 201301XD80982

Slight
51.5103, -0.3615
1 vehicle 3 casualties
TOYOTA COROLLA
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Accident 201301FH10585

Slight
51.5065, -0.2405
2 vehicles 1 casualty
MERCEDES E CLASS Pedal cycle
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Accident 201301XD80953

Slight
51.5066, -0.2493
2 vehicles 1 casualty
YAMAHA XC 125 (1y) RENAULT TRAFIC
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Accident 201301XD80926

Slight
51.5065, -0.2571
2 vehicles 1 casualty
VAUXHALL ASTRA Car
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