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 200001XS00783

Slight
51.5106, -0.3715
2 vehicles 1 casualty
DENNIS Model Missing (3y) VOLKSWAGEN GOLF
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Accident 200001XS00771

Slight
51.5083, -0.2754
2 vehicles 1 casualty
HONDA SH50 PEUGEOT 405
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Accident 200001FH00650

Slight
51.5051, -0.2244
1 vehicle 1 casualty
Vehicle
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Accident 200001XS00762

Slight
51.5095, -0.3277
2 vehicles 1 casualty
Vehicle Motorcycle 125cc and under
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Accident 200001XS00766

Slight
51.5097, -0.3262
2 vehicles 2 casualties
LEYLAND DAF FA 45 (1y) DENNIS Model Missing
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Accident 200001XH00746

Slight
51.5241, -0.4282
2 vehicles 1 casualty
Pedal cycle CITROEN AX
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Accident 200001FH00643

Slight
51.5043, -0.2188
1 vehicle 1 casualty
PEUGEOT 405
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Accident 200001FH00646

Slight
51.5065, -0.2346
2 vehicles 1 casualty
Pedal cycle VAUXHALL ASTRA
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Accident 200001XS00929

Slight
51.5091, -0.3535
2 vehicles 1 casualty
TOYOTA COROLLA (2y) VAUXHALL ASTRA
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Accident 200001XS00725

Slight
51.5065, -0.2569
2 vehicles 1 casualty
Van / Goods 3.5 tonnes mgw or under Pedal cycle
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Accident 200001XS00747

Slight
51.5108, -0.3196
1 vehicle 1 casualty
FORD TRANSIT (2y)
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Accident 200001XS00746

Slight
51.5133, -0.3920
2 vehicles 1 casualty
ROVER 400 SERIES (4y) Pedal cycle
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Accident 200001XH00728

Serious
51.5281, -0.4432
2 vehicles 4 casualties
ROVER 200 SERIES DAEWOO NUBIRA (1y)
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Accident 200001FH00617

Slight
51.5046, -0.2214
2 vehicles 1 casualty
RENAULT CLIO (4y) Pedal cycle
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Accident 200001XH00722

Serious
51.5149, -0.3964
2 vehicles 1 casualty
PEUGEOT 306 Vehicle
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Accident 200001XH00708

Slight
51.5316, -0.4503
2 vehicles 1 casualty
Vehicle HONDA CIVIC (3y)
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Accident 200001XS00620

Slight
51.5117, -0.3817
1 vehicle 1 casualty
YAMAHA YZF R1 (2y)
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Accident 200001XH00782

Slight
51.5253, -0.4354
2 vehicles 2 casualties
ROVER 400 SERIES (2y) LEXUS LS400 (3y)
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Accident 200001XS00626

Serious
51.5079, -0.2737
1 vehicle 1 casualty
Van / Goods 3.5 tonnes mgw or under
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Accident 200001FH00601

Slight
51.5063, -0.2370
2 vehicles 1 casualty
MERCEDES C CLASS Pedal cycle
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