Crash View

A4 road traffic accidents

51,606 collisions recorded
1979 to 2025

The A4 appears in 51,606 collisions in the STATS19 data between 1979 and 2025, involving 64,372 casualties. Of these collisions, 761 were fatal and 8,308 were serious. Recorded collisions in 2025 were up 12% on 2024.

Is the A4 closed right now? See today's accidents, overnight closures and roadworks.

Live A4 closures today
All Severities Fatal Serious Slight
Fatal
761
Serious
8,308
Casualties
64,372
2025 532
2024 474
2023 524
2022 567
2021 500
2020 400
2019 601
2018 619
2017 705
2016 718
2015 749
2014 742
2013 759
2012 801
2011 857
2010 812
2009 794
2008 800
2007 921
2006 919
2005 962
2004 963
2003 1,093
2002 1,167
2001 1,252
2000 1,304
1999 1,292
1998 1,302
1997 1,281
1996 1,266
1995 1,232
1994 1,262
1993 1,198
1992 1,123
1991 1,251
1990 1,505
1989 1,708
1988 1,625
1987 1,599
1986 1,620
1985 1,682
1984 1,756
1983 1,621
1982 1,666
1981 1,670
1980 1,682
1979 1,730

Westminster

5,583 recorded here

Hounslow

4,210 recorded here

Slough

2,811 recorded here

Bristol

2,507 recorded here

Kensington and Chelsea

2,435 recorded here

West Berkshire

1,972 recorded here

Browse all regions

City of Westminster

4,420 recorded along the A4

Hounslow

3,379 recorded along the A4

Slough

2,226 recorded along the A4

Bristol

1,676 recorded along the A4

Kensington and Chelsea

1,514 recorded along the A4

Reading

1,328 recorded along the A4

Browse all towns
Browse All Roads Search All Accidents

Accidents on the A4

Fatal
Serious
Slight
Click markers for details

Move Insights

Thinking of moving to this area?

Check flood risk, planning history, EPC ratings and more with a Move Insights property report.

Flood risk assessment
Planning history
EPC ratings & more
Get a property report

Recent Accidents

Showing 20 of 51,606 accidents

Accident 2022010413832

Slight
51.4763, -0.3842
3 vehicles 1 casualty
AUDI Q5 TOYOTA PRIUS MERCEDES MODEL MISSING (4y)
View Details

Accident 2022522205109

Serious
51.4254, -2.5174
2 vehicles 1 casualty
Car Pedal cycle
View Details

Accident 2022010413106

Slight
51.5044, -0.1475
2 vehicles 1 casualty
YAMAHA DELIGHT (2y) MERCEDES S CLASS (2y)
View Details

Accident 2022430538178

Slight
51.4064, -1.3170
2 vehicles 1 casualty
YAMAHA GPD (1y) TOYOTA HILUX (1y)
View Details

Accident 2022522205185

Slight
51.3846, -2.3635
2 vehicles 1 casualty
Pedal cycle VAUXHALL MOKKA
View Details

Accident 2022010412503

Serious
51.4944, -0.1960
3 vehicles 1 casualty
Motorcycle over 500cc (2y) LAND ROVER RANGE ROVER SPORT (2y) MERCEDES B CLASS
View Details

Accident 2022010412382

Slight
51.4952, -0.1817
1 vehicle 1 casualty
BMW X1
View Details

Accident 2022430527826

Slight
51.4315, -1.0905
2 vehicles 1 casualty
KIA SPORTAGE TOYOTA AURIS
View Details

Accident 2022010412289

Slight
51.5073, -0.1281
2 vehicles 1 casualty
Pedal cycle PORSCHE MACAN
View Details

Accident 2022430526950

Serious
51.4876, -0.5275
1 vehicle 1 casualty
Motorcycle 50cc and under
View Details

Accident 20225223BA180

Serious
51.4024, -2.3098
2 vehicles 1 casualty
HARLEY-DAVIDSON XL VOLKSWAGEN POLO
View Details

Accident 2022430526883

Slight
51.4549, -0.9413
1 vehicle 1 casualty
VAUXHALL CORSA
View Details

Accident 2022010412238

Slight
51.5044, -0.1475
2 vehicles 1 casualty
Pedal cycle LAND ROVER RANGE ROVER (3y)
View Details

Accident 202254C293022

Slight
51.4575, -2.1187
1 vehicle 1 casualty
Car
View Details

Accident 2022010411839

Serious
51.5018, -0.1603
2 vehicles 1 casualty
MERCEDES E CLASS (4y) Motorcycle over 125cc and up to 500cc
View Details

Accident 2022430523527

Serious
51.4066, -1.1298
2 vehicles 1 casualty
Car Pedal cycle
View Details

Accident 2022430522975

Serious
51.4847, -0.5102
1 vehicle 1 casualty
HONDA CB (4y)
View Details

Accident 2022010411649

Slight
51.4900, -0.3090
2 vehicles 1 casualty
VOLKSWAGEN POLO NISSAN NOTE
View Details

Accident 2022010411616

Slight
51.5072, -0.1327
9 vehicles 1 casualty
WRIGHTBUS NB4L LAND ROVER DISCOVERY HONDA NSC (3y) SEAT ARONA (3y) Car Car Car NISSAN LEAF (1y) MERCEDES E CLASS (2y)
View Details

Accident 2022010411596

Serious
51.4909, -0.2069
1 vehicle 1 casualty
MERCEDES C CLASS
View Details