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 199901XD00280

Slight
51.5083, -0.2787
2 vehicles 2 casualties
Minibus (8-16 passenger seats) Vehicle
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Accident 199901XS00307

Slight
51.5107, -0.3720
2 vehicles 1 casualty
Vehicle VAUXHALL CAVALIER
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Accident 199943N034059

Slight
51.5585, -0.4932
2 vehicles 3 casualties
MERCEDES C CLASS (2y) FORD MONDEO
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Accident 199901FH00244

Slight
51.5051, -0.2247
2 vehicles 1 casualty
NISSAN PRIMERA (1y) HONDA Model Missing (4y)
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Accident 199901XD00279

Slight
51.5119, -0.2935
2 vehicles 1 casualty
NISSAN SUNNY (4y) NISSAN SUNNY
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Accident 199901XS00319

Slight
51.5123, -0.3851
2 vehicles 1 casualty
LANCIA DEDRA TOYOTA HIACE (4y)
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Accident 199901XD00269

Slight
51.5105, -0.2893
2 vehicles 1 casualty
NISSAN SUNNY Motorcycle 50cc and under
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Accident 199901XD00267

Slight
51.5132, -0.3044
1 vehicle 1 casualty
PEUGEOT 106 (2y)
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Accident 199943P354049

Serious
51.6944, -0.9810
2 vehicles 2 casualties
AUSTIN METRO VAUXHALL ASTRA (1y)
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Accident 199901XH00358

Slight
51.5210, -0.4172
2 vehicles 1 casualty
HONDA Model Missing Vehicle
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Accident 199901XS00292

Slight
51.5092, -0.3542
2 vehicles 2 casualties
Vehicle FORD ESCORT
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Accident 199901FH00247

Slight
51.5064, -0.2346
2 vehicles 1 casualty
RENAULT CLIO (1y) Pedal cycle
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Accident 199901FH00205

Slight
51.5051, -0.2247
2 vehicles 1 casualty
BMW 3 SERIES Vehicle
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Accident 199901XH00377

Slight
51.5210, -0.4172
2 vehicles 1 casualty
Vehicle VAUXHALL CORSA
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Accident 199901XH00327

Slight
51.5303, -0.4482
2 vehicles 1 casualty
Motorcycle 125cc and under Vehicle
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Accident 199901FH00210

Slight
51.5065, -0.2354
2 vehicles 1 casualty
HONDA CIVIC Pedal cycle
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Accident 199943P219049

Slight
51.6763, -0.9536
2 vehicles 1 casualty
BMW 3 SERIES RENAULT ESPACE
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Accident 199901XH00354

Slight
51.5136, -0.3930
2 vehicles 1 casualty
MCW Model Missing MCW Model Missing
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Accident 199901XD00229

Slight
51.5105, -0.3216
2 vehicles 2 casualties
FORD FIESTA TOYOTA CARINA
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Accident 199901XS00272

Slight
51.5120, -0.3831
1 vehicle 1 casualty
FIAT UNO
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