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 199501XD00563

Slight
1 vehicle 1 casualty
Vehicle
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Accident 199501XD00561

Slight
2 vehicles 1 casualty
VESPA (DOUGLAS) Model Missing FORD ESCORT
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Accident 199501XH00788

Slight
3 vehicles 1 casualty
Vehicle SAAB 9000 (3y) FORD FIESTA
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Accident 199501XD00556

Slight
2 vehicles 1 casualty
Vehicle Vehicle
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Accident 199501FH00411

Slight
2 vehicles 1 casualty
Motorcycle 50cc and under Vehicle
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Accident 199501XD00560

Slight
1 vehicle 1 casualty
Bus or coach (17 or more pass seats)
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Accident 199501XH00780

Slight
2 vehicles 2 casualties
TOYOTA CARINA Vehicle
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Accident 199501XS00509

Slight
2 vehicles 2 casualties
Vehicle ROVER 800 SERIES
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Accident 199501FH00403

Slight
1 vehicle 1 casualty
AUSTIN METRO
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Accident 199501XD00542

Slight
1 vehicle 1 casualty
VAUXHALL ASTRAMAX
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Accident 199501XH00773

Serious
2 vehicles 2 casualties
FORD FIESTA (1y) RENAULT CLIO (2y)
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Accident 199501XD00550

Serious
1 vehicle 2 casualties
FORD FIESTA
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Accident 199501XD00549

Slight
1 vehicle 1 casualty
NISSAN PRIMERA (3y)
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Accident 199501XH00759

Slight
1 vehicle 1 casualty
ROVER 600 SERIES
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Accident 199501XD00537

Slight
2 vehicles 1 casualty
OPEL REKORD Pedal cycle
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Accident 199501XD00534

Slight
2 vehicles 1 casualty
MAZDA 626 SUZUKI Model Missing
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Accident 199501XD00532

Serious
3 vehicles 2 casualties
NISSAN BLUEBIRD (4y) VAUXHALL ASTRA (1y) AUSTIN METRO
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Accident 199501XD00535

Slight
2 vehicles 1 casualty
HONDA ACCORD Pedal cycle
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Accident 199501FH00397

Slight
1 vehicle 1 casualty
CITROEN XANTIA (2y)
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Accident 199501XS00497

Slight
2 vehicles 1 casualty
DAIHATSU CHARADE VAUXHALL ASTRA
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