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 2021010289864

Slight
51.5093, -0.3554
2 vehicles 1 casualty
FORD TRANSIT CUSTOM (2y) TOYOTA PRIUS (2y)
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Accident 2021010289543

Slight
51.5137, -0.2992
2 vehicles 1 casualty
CITROEN RELAY (4y) Car
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Accident 2021010288639

Slight
51.5071, -0.2706
2 vehicles 1 casualty
VAUXHALL CORSA HONDA NSC (4y)
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Accident 2021010288275

Slight
51.5121, -0.3830
2 vehicles 2 casualties
Car DACIA SANDERO
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Accident 2021010288208

Slight
51.5065, -0.2568
2 vehicles 2 casualties
FORD FOCUS AUDI A3
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Accident 2021010287900

Slight
51.5103, -0.3615
2 vehicles 1 casualty
CHEVROLET MATIZ HONDA SH 125
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Accident 2021010287818

Slight
51.5059, -0.2285
2 vehicles 1 casualty
BMW 5 SERIES Pedal cycle
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Accident 2021010287767

Slight
51.5066, -0.2508
2 vehicles 1 casualty
Pedal cycle Car
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Accident 2021010287764

Slight
51.5124, -0.3098
2 vehicles 1 casualty
HONDA WW125 (4y) AUDI Q5
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Accident 2021010287640

Slight
51.5088, -0.2835
2 vehicles 1 casualty
HONDA WW125 (4y) ALEXANDER DENNIS MODEL MISSING
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Accident 2021010288191

Slight
51.5063, -0.2318
2 vehicles 1 casualty
Pedal cycle Pedal cycle
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Accident 2021010287516

Serious
51.5064, -0.2384
2 vehicles 2 casualties
Pedal cycle SUZUKI GSXR
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Accident 2020010287130

Slight
51.5125, -0.3073
2 vehicles 1 casualty
TOYOTA PRIUS VOLKSWAGEN GOLF
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Accident 2020010286782

Serious
51.5065, -0.2653
2 vehicles 1 casualty
BMW 3 SERIES YAMAHA GPD 125 (1y)
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Accident 2020010286770

Slight
51.5442, -0.4815
1 vehicle 1 casualty
Car
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Accident 2020010286518

Slight
51.5059, -0.2286
2 vehicles 1 casualty
YAMAHA Model Missing (4y) AUDI Q5 (1y)
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Accident 2020010285517

Slight
51.5129, -0.3068
2 vehicles 1 casualty
YAMAHA XC 125 PORSCHE PANAMERA
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Accident 2020010284834

Slight
51.5101, -0.2874
2 vehicles 1 casualty
Pedal cycle MERCEDES A CLASS
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Accident 2020010284629

Slight
51.5126, -0.3862
2 vehicles 1 casualty
Pedal cycle TOYOTA PRIUS
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Accident 2020010284050

Slight
51.5181, -0.4074
1 vehicle 1 casualty
MITSUBISHI MIRAGE
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