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 2025010604765

Slight
51.5074, -0.2726
1 vehicle 1 casualty
DAF TRUCKS MODEL MISSING
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Accident 2025010603922

Slight
51.5083, -0.2786
2 vehicles 1 casualty
YAMAHA GPD Car
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Accident 2025010604298

Slight
51.5068, -0.2693
2 vehicles 4 casualties
TOYOTA MODEL MISSING OTHER BRITISH MODEL MISSING
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Accident 2025010603323

Slight
51.5122, -0.3101
2 vehicles 1 casualty
CITROEN C4 YAMAHA X
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Accident 2025010601965

Slight
51.5112, -0.3739
2 vehicles 1 casualty
CITROEN BERLINGO Pedal cycle
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Accident 2025010601606

Slight
51.5054, -0.2247
2 vehicles 1 casualty
HYUNDAI IONIQ Pedal cycle
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Accident 2025010600886

Slight
51.5103, -0.3233
1 vehicle 1 casualty
Vehicle
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Accident 2025010600742

Slight
51.5109, -0.3193
2 vehicles 1 casualty
TOYOTA PRIUS Pedal cycle
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Accident 2025010600359

Slight
51.5121, -0.3829
2 vehicles 1 casualty
BMW 3 SERIES TESLA MODEL 3
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Accident 2025010600146

Slight
51.5110, -0.3193
2 vehicles 1 casualty
TOYOTA PRIUS Car
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Accident 2025010599662

Slight
51.5109, -0.3741
1 vehicle 1 casualty
HYUNDAI TUCSON
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Accident 2025010599582

Slight
51.5091, -0.3496
1 vehicle 1 casualty
KIA EV6
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Accident 2025010599565

Slight
51.5065, -0.2386
2 vehicles 1 casualty
RENAULT CLIO SUZUKI GSXR
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Accident 2025010598980

Serious
51.5068, -0.2695
1 vehicle 1 casualty
FIAT 500
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Accident 2025010598720

Slight
51.5104, -0.3625
2 vehicles 1 casualty
KIA RIO Pedal cycle
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Accident 2025010598477

Serious
51.5064, -0.2575
2 vehicles 1 casualty
RENAULT TRUCKS MASTER YAMAHA GPD
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Accident 2025010598205

Slight
51.5065, -0.2370
2 vehicles 1 casualty
Van / Goods 3.5 tonnes mgw or under Pedal cycle
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Accident 2025010598212

Slight
51.5433, -0.4740
2 vehicles 2 casualties
DACIA DUSTER FORD TRANSIT
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Accident 2025010597953

Slight
51.5141, -0.3014
2 vehicles 1 casualty
NISSAN PRIMERA VOLKSWAGEN POLO
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Accident 2025010597416

Slight
51.5057, -0.2277
2 vehicles 1 casualty
PORSCHE TAYCAN Pedal cycle
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