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 200301XS01058

Slight
51.5084, -0.2810
2 vehicles 1 casualty
VOLKSWAGEN PASSAT HONDA SH50
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Accident 200301FH00641

Slight
51.5049, -0.2234
2 vehicles 1 casualty
Pedal cycle MAZDA 323
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Accident 200301FH00644

Slight
51.5064, -0.2339
2 vehicles 1 casualty
PIAGGIO ZIP Vehicle
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Accident 200301XH00703

Slight
51.5468, -0.4832
1 vehicle 1 casualty
HONDA CIVIC (2y)
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Accident 200301FH00651

Slight
51.5064, -0.2346
2 vehicles 1 casualty
MITSUBISHI SHOGUN Van / Goods 3.5 tonnes mgw or under
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Accident 200301XH00728

Slight
51.5458, -0.4827
1 vehicle 1 casualty
FORD GRANADA (2y)
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Accident 200301XS01047

Slight
51.5140, -0.3007
2 vehicles 2 casualties
DENNIS Model Missing DENNIS Model Missing
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Accident 200301XH00692

Slight
51.5164, -0.4017
2 vehicles 1 casualty
HONDA CIVIC Vehicle
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Accident 200301XS01034

Slight
51.5127, -0.3081
2 vehicles 1 casualty
Pedal cycle SEAT TOLEDO (1y)
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Accident 200301XS01078

Slight
51.5108, -0.3196
3 vehicles 2 casualties
TOYOTA CARINA (3y) SUZUKI SUPERCARRY NISSAN MICRA
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Accident 200301XH00667

Slight
51.5372, -0.4715
2 vehicles 1 casualty
RENAULT MEGANE ROVER RANGE ROVER
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Accident 200301XH00685

Slight
51.5295, -0.4462
2 vehicles 1 casualty
RENAULT MEGANE VOLKSWAGEN POLO
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Accident 200301XS01023

Slight
51.5132, -0.3044
2 vehicles 1 casualty
VAUXHALL ASTRA MCW Model Missing
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Accident 200301TB00386

Slight
51.5107, -0.3730
1 vehicle 1 casualty
Vehicle
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Accident 200301XS01008

Serious
51.5088, -0.3469
1 vehicle 1 casualty
Vehicle
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Accident 200301XH00658

Slight
51.5303, -0.4482
2 vehicles 1 casualty
MAZDA 626 Pedal cycle
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Accident 200301XS01004

Slight
51.5063, -0.2607
2 vehicles 1 casualty
Vehicle HONDA PRELUDE
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Accident 200301XS01072

Slight
51.5140, -0.3020
1 vehicle 2 casualties
VOLVO Model Missing
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Accident 200343P249093

Slight
51.7308, -1.0714
2 vehicles 1 casualty
Vehicle FORD ESCORT (1y)
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Accident 200301XS01016

Slight
51.5096, -0.3277
2 vehicles 1 casualty
Motorcycle 50cc and under DENNIS Model Missing
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