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 199001XS00355

Slight
1 vehicle 1 casualty
NISSAN SUNNY
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Accident 199001XY00299

Slight
2 vehicles 1 casualty
Pedal cycle ROVER 200 SERIES (2y)
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Accident 199001XD00464

Serious
2 vehicles 3 casualties
MORRIS MARINA VOLKSWAGEN POLO
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Accident 199001XS00350

Slight
2 vehicles 1 casualty
FORD SIERRA FORD ESCORT (2y)
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Accident 199001XS00351

Slight
2 vehicles 1 casualty
Vehicle Pedal cycle
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Accident 199001XD00463

Slight
2 vehicles 1 casualty
FORD SIERRA FORD ESCORT
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Accident 199001XD00458

Slight
2 vehicles 1 casualty
TALBOT SOLARA Pedal cycle
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Accident 199001XD00459

Slight
3 vehicles 1 casualty
FORD FIESTA (3y) Vehicle DATSUN SUNNY
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Accident 199001XD00454

Slight
2 vehicles 1 casualty
COLT 1400 Pedal cycle
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Accident 199001XY00298

Slight
2 vehicles 1 casualty
HONDA Model Missing NISSAN CHERRY
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Accident 199001XY00294

Slight
2 vehicles 1 casualty
YAMAHA Model Missing FORD ESCORT (4y)
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Accident 199001XD00444

Serious
2 vehicles 1 casualty
FORD ESCORT (4y) Pedal cycle
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Accident 199001XD00439

Slight
2 vehicles 1 casualty
AUSTIN METRO (1y) FIAT UNO (2y)
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Accident 199001XD00438

Serious
2 vehicles 1 casualty
KAWASAKI Z550 RENAULT 9
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Accident 199001XU00341

Slight
3 vehicles 1 casualty
VAUXHALL CAVALIER FORD CORTINA FORD FIESTA
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Accident 199001FD00367

Slight
1 vehicle 1 casualty
FORD GRANADA (1y)
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Accident 199001FD00366

Serious
1 vehicle 2 casualties
Vehicle
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Accident 199001XD00436

Slight
1 vehicle 1 casualty
NISSAN MICRA (3y)
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Accident 199001XY00285

Slight
3 vehicles 1 casualty
Vehicle NISSAN CABSTAR Vehicle
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Accident 199001XU00335

Slight
2 vehicles 1 casualty
NISSAN BLUEBIRD Vehicle
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