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 200001FH00543

Slight
51.5066, -0.2452
2 vehicles 1 casualty
BMW 3 SERIES DENNIS Model Missing
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Accident 200001FH00542

Slight
51.5051, -0.2245
2 vehicles 1 casualty
FORD ESCORT (2y) HONDA SH50
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Accident 200001XH00634

Slight
51.5328, -0.4527
2 vehicles 1 casualty
FORD FIESTA FORD SIERRA
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Accident 200001XH00640

Fatal
51.5360, -0.4699
1 vehicle 1 casualty
MERCEDES CLK CLASS (2y)
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Accident 200001XS00548

Slight
51.5128, -0.3884
2 vehicles 1 casualty
HONDA PRELUDE VAUXHALL CARLTON
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Accident 200001XS00627

Slight
51.5115, -0.3157
1 vehicle 1 casualty
DENNIS Model Missing (1y)
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Accident 200001XS00530

Slight
51.5139, -0.3016
2 vehicles 1 casualty
PEUGEOT 306 RENAULT MEGANE (2y)
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Accident 200001XS00606

Serious
51.5072, -0.2713
2 vehicles 1 casualty
Pedal cycle Vehicle
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Accident 200001XS00596

Slight
51.5106, -0.2893
2 vehicles 2 casualties
FORD ORION PEUGEOT TREKKER
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Accident 200001XH00588

Slight
51.5448, -0.4810
1 vehicle 1 casualty
KAWASAKI Z750
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Accident 200001XH00589

Slight
51.5224, -0.4208
2 vehicles 1 casualty
FORD SIERRA RENAULT CLIO (4y)
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Accident 200043P402060

Serious
51.7260, -1.0587
3 vehicles 2 casualties
FIAT COUPE ROVER 200 SERIES MITSUBISHI Model Missing (1y)
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Accident 200001FH00505

Slight
51.5058, -0.2281
2 vehicles 1 casualty
VOLVO 440 KAWASAKI Z550 (1y)
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Accident 200001XS00589

Serious
51.5118, -0.3136
1 vehicle 1 casualty
Vehicle
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Accident 200001XS00587

Slight
51.5110, -0.3181
1 vehicle 1 casualty
Pedal cycle
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Accident 200001XS00598

Slight
51.5099, -0.2870
3 vehicles 1 casualty
MERCEDES E CLASS (4y) YAMAHA Model Missing Vehicle (1y)
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Accident 200001XS00581

Slight
51.5093, -0.3310
2 vehicles 1 casualty
YAMAHA Model Missing (4y) RENAULT CLIO
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Accident 200001FH00503

Slight
51.5053, -0.2255
2 vehicles 1 casualty
Van / Goods 3.5 tonnes mgw or under VAUXHALL CAVALIER
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Accident 200001XH00627

Slight
51.5447, -0.4826
1 vehicle 1 casualty
DENNIS Model Missing
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Accident 200001XH00578

Slight
51.5357, -0.4692
2 vehicles 1 casualty
TOYOTA LANDCRUISER (3y) Pedal cycle
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