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 2016010022926

Slight
51.5082, -0.1295
1 vehicle 1 casualty
Motorcycle over 125cc and up to 500cc
View Details

Accident 2016430329267

Slight
51.4421, -1.0463
2 vehicles 1 casualty
VAUXHALL CORSA (2y) TOYOTA AVENSIS
View Details

Accident 2016430290890

Slight
51.5186, -0.7653
2 vehicles 1 casualty
FORD KUGA (4y) Pedal cycle
View Details

Accident 2016010024345

Serious
51.5130, -0.1177
1 vehicle 1 casualty
Pedal cycle
View Details

Accident 2016521608318

Slight
51.4944, -2.6890
1 vehicle 1 casualty
SEAT LEON
View Details

Accident 2016521701774

Serious
51.4498, -2.6156
2 vehicles 1 casualty
Goods 7.5 tonnes mgw and over Pedal cycle
View Details

Accident 2016010028113

Slight
51.4982, -0.1662
1 vehicle 1 casualty
VOLVO Model Missing
View Details

Accident 2016010022939

Slight
51.5059, -0.1445
3 vehicles 1 casualty
Car HONDA INSIGHT Car
View Details

Accident 2016010022933

Slight
51.5097, -0.1350
1 vehicle 1 casualty
WRIGHTBUS NB4L (2y)
View Details

Accident 2016010024028

Slight
51.4912, -0.3046
2 vehicles 1 casualty
BMW 3 SERIES (4y) MERCEDES C CLASS (3y)
View Details

Accident 2016010023851

Serious
51.4912, -0.2937
2 vehicles 1 casualty
HONDA JAZZ SUZUKI GS 500
View Details

Accident 2016549037016

Serious
51.4372, -2.0325
2 vehicles 1 casualty
PEUGEOT 308 Motorcycle over 500cc
View Details

Accident 2016010023604

Slight
51.5078, -0.1269
1 vehicle 2 casualties
Pedal cycle
View Details

Accident 2016010023842

Serious
51.5110, -0.1198
2 vehicles 1 casualty
VAUXHALL ZAFIRA (1y) Pedal cycle
View Details

Accident 2016010024777

Slight
51.4756, -0.3972
1 vehicle 1 casualty
Pedal cycle
View Details

Accident 2016430282009

Slight
51.4062, -1.2842
2 vehicles 1 casualty
VOLVO V70 Pedal cycle
View Details

Accident 2016430286873

Slight
51.3974, -1.2095
2 vehicles 1 casualty
MERCEDES SPRINTER (4y) Motorcycle over 500cc
View Details

Accident 2016010024197

Slight
51.4911, -0.2336
2 vehicles 2 casualties
TOYOTA COROLLA FIAT 500 (2y)
View Details

Accident 2016430279553

Slight
51.5244, -0.7199
2 vehicles 1 casualty
TOYOTA COROLLA Pedal cycle
View Details

Accident 2016010023861

Slight
51.4816, -0.4749
2 vehicles 2 casualties
FORD TRANSIT CONNECT (2y) TOYOTA YARIS
View Details