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 199901XD00043

Slight
51.5123, -0.3103
1 vehicle 1 casualty
Bus or coach (17 or more pass seats)
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Accident 199901XS00056

Slight
51.5108, -0.3638
2 vehicles 2 casualties
FORD SIERRA VAUXHALL CORSA (1y)
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Accident 199901FH00017

Slight
51.5062, -0.2316
2 vehicles 1 casualty
FORD FIESTA CHRYSLER Model Missing (2y)
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Accident 199901FH00030

Serious
51.5063, -0.2316
2 vehicles 1 casualty
NISSAN CABSTAR (2y) PEUGEOT 106 (1y)
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Accident 199901XS00043

Slight
51.5087, -0.3469
2 vehicles 1 casualty
Vehicle Vehicle
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Accident 199901XD00028

Slight
51.5076, -0.2732
1 vehicle 1 casualty
MAZDA 626
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Accident 199901FH00016

Slight
51.5062, -0.2314
1 vehicle 1 casualty
Vehicle
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Accident 199901XS00038

Slight
51.5092, -0.3544
2 vehicles 1 casualty
Minibus (8-16 passenger seats) Pedal cycle
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Accident 199901XD00019

Slight
51.5100, -0.3244
1 vehicle 1 casualty
VOLKSWAGEN JETTA
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Accident 199901XS00062

Slight
51.5092, -0.3542
2 vehicles 1 casualty
Vehicle VAUXHALL BELMONT
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Accident 199901XD00065

Serious
51.5129, -0.2966
2 vehicles 2 casualties
Vehicle Vehicle
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Accident 199901XD00153

Slight
51.5136, -0.2987
2 vehicles 1 casualty
Vehicle Pedal cycle
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Accident 199943N099019

Serious
51.5588, -0.4937
1 vehicle 1 casualty
Pedal cycle
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Accident 199901XD00022

Slight
51.5110, -0.3186
3 vehicles 3 casualties
VAUXHALL NOVA DATSUN CHERRY SKODA FELICIA (1y)
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Accident 199901XS00020

Slight
51.5092, -0.3545
2 vehicles 1 casualty
FORD ESCORT LEYLAND DAF FA 45
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Accident 199901XD00023

Slight
51.5123, -0.3102
2 vehicles 1 casualty
PEUGEOT SPEEDFIGHT (2y) Vehicle
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Accident 199901XD00006

Slight
51.5114, -0.2920
2 vehicles 1 casualty
PEUGEOT 306 (2y) Vehicle
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Accident 199901XD00004

Slight
51.5067, -0.2694
2 vehicles 1 casualty
Vehicle VAUXHALL CAVALIER
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Accident 199901XH00008

Slight
51.5328, -0.4531
3 vehicles 2 casualties
ROVER 200 SERIES (4y) FORD ORION FORD FIESTA
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Accident 199901XH00007

Slight
51.5248, -0.4319
2 vehicles 1 casualty
AUSTIN MAESTRO Pedal cycle
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