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 200601XH30839

Slight
51.5192, -0.4124
2 vehicles 2 casualties
VAUXHALL ZAFIRA VOLKSWAGEN POLO
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Accident 200601TB00248

Serious
51.5108, -0.3640
2 vehicles 1 casualty
HONDA CIVIC NISSAN ALMERA
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Accident 200601XD80917

Slight
51.5076, -0.2732
2 vehicles 1 casualty
Pedal cycle JEEP CHEROKEE (3y)
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Accident 200601FH10535

Slight
51.5064, -0.2340
3 vehicles 1 casualty
MINI COOPER Pedal cycle Car
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Accident 200601XD80894

Slight
51.5128, -0.3073
2 vehicles 1 casualty
FORD MONDEO HYUNDAI COUPE
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Accident 200601XD80907

Slight
51.5086, -0.3391
2 vehicles 1 casualty
PEUGEOT 206 HONDA CG125 (4y)
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Accident 200601XD80849

Slight
51.5089, -0.3332
2 vehicles 1 casualty
VOLKSWAGEN PASSAT (2y) Car
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Accident 200601XD80871

Slight
51.5063, -0.2604
2 vehicles 1 casualty
BMW 5 SERIES TOYOTA CARINA
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Accident 200601XH30618

Serious
51.5505, -0.4851
2 vehicles 1 casualty
Car VOLKSWAGEN POLO
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Accident 200601XD80912

Slight
51.5118, -0.3819
1 vehicle 1 casualty
Car
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Accident 200601XD80852

Slight
51.5105, -0.3216
2 vehicles 1 casualty
Car Motorcycle 125cc and under
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Accident 200601XH30615

Slight
51.5165, -0.4017
2 vehicles 1 casualty
VOLKSWAGEN GOLF MERCEDES CLK CLASS
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Accident 200601XH30583

Slight
51.5134, -0.3923
2 vehicles 1 casualty
Motorcycle over 500cc Taxi/Private hire car
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Accident 200601XD80860

Slight
51.5096, -0.3267
2 vehicles 1 casualty
Pedal cycle Minibus (8-16 passenger seats)
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Accident 200601XH30592

Slight
51.5171, -0.4038
2 vehicles 1 casualty
HONDA ACCORD VAUXHALL CORSA
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Accident 200601FH10477

Serious
51.5063, -0.2373
1 vehicle 1 casualty
Car
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Accident 200601XD80824

Slight
51.5108, -0.3742
2 vehicles 1 casualty
PEUGEOT VIVACITY Car
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Accident 200601XD80836

Slight
51.5096, -0.3561
2 vehicles 3 casualties
FORD GALAXY (3y) VAUXHALL VECTRA (4y)
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Accident 200601XD80908

Slight
51.5130, -0.3904
3 vehicles 3 casualties
TOYOTA Model Missing Car RENAULT MEGANE
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Accident 200601XD80840

Slight
51.5129, -0.3060
2 vehicles 1 casualty
TOYOTA CARINA Pedal cycle
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