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 201001XD80665

Serious
51.5064, -0.2569
2 vehicles 1 casualty
Van / Goods 3.5 tonnes mgw or under Pedal cycle
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Accident 201001FH10475

Slight
51.5063, -0.2373
2 vehicles 1 casualty
PIAGGIO VESPA (2y) MERCEDES A CLASS (4y)
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Accident 201001XD80644

Slight
51.5094, -0.3555
3 vehicles 1 casualty
FORD FIESTA VOLKSWAGEN POLO MINI ONE
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Accident 201001XD80675

Slight
51.5108, -0.3742
2 vehicles 1 casualty
Pedal cycle VOLKSWAGEN GOLF
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Accident 201001XD80637

Slight
51.5084, -0.2798
2 vehicles 1 casualty
Piaggio VESPA (4y) FORD FIESTA
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Accident 201001XH30595

Slight
51.5134, -0.3923
2 vehicles 1 casualty
PORSCHE 911 Car
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Accident 201001XD80651

Slight
51.5087, -0.3338
4 vehicles 1 casualty
VAUXHALL CORSA FIAT PUNTO VAUXHALL CORSA TOYOTA PRIUS (2y)
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Accident 201001XD80815

Slight
51.5083, -0.2787
2 vehicles 1 casualty
Car KAWASAKI Model Missing
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Accident 201001XD80652

Serious
51.5112, -0.3758
1 vehicle 1 casualty
VAUXHALL ZAFIRA
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Accident 201001XD80628

Slight
51.5127, -0.3081
2 vehicles 1 casualty
PEUGEOT 206 Pedal cycle
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Accident 201001XD80646

Slight
51.5108, -0.3196
2 vehicles 1 casualty
Pedal cycle VAUXHALL ZAFIRA
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Accident 201001XD80657

Slight
51.5116, -0.3812
2 vehicles 2 casualties
SUZUKI Model Missing NISSAN MICRA
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Accident 201001XH30576

Slight
51.5240, -0.4281
1 vehicle 1 casualty
Bus or coach (17 or more pass seats)
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Accident 201001XH30607

Serious
51.5276, -0.4416
2 vehicles 1 casualty
Motorcycle over 500cc Car
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Accident 201001FH10484

Slight
51.5054, -0.2263
1 vehicle 1 casualty
Bus or coach (17 or more pass seats)
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Accident 201001XD80688

Slight
51.5066, -0.2496
2 vehicles 1 casualty
VAUXHALL ASTRA HONDA Model Missing
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Accident 201001XD80670

Slight
51.5075, -0.2729
2 vehicles 1 casualty
Pedal cycle Car
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Accident 201001XH30686

Slight
51.5343, -0.4567
2 vehicles 1 casualty
Car Car
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Accident 201001TB00543

Slight
51.5253, -0.4352
2 vehicles 3 casualties
NISSAN MICRA RENAULT MEGANE
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Accident 201001XD80636

Slight
51.5098, -0.2865
3 vehicles 1 casualty
Car Pedal cycle BMW 1 SERIES (3y)
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