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 2020430281056

Slight
51.4410, -1.0558
3 vehicles 2 casualties
Pedal cycle Pedal cycle HONDA CIVIC
View Details

Accident 2020430279016

Slight
51.4855, -0.5146
2 vehicles 1 casualty
HONDA NSC 110 Car
View Details

Accident 2020430278283

Slight
51.4869, -0.5232
3 vehicles 1 casualty
VAUXHALL CORSA TOYOTA AURIS VAUXHALL ASTRA
View Details

Accident 2020010265817

Slight
51.5054, -0.1372
2 vehicles 1 casualty
YAMAHA GPD 125 (4y) TOYOTA PRIUS
View Details

Accident 2020430275896

Slight
51.4037, -1.2549
2 vehicles 2 casualties
Car MAZDA MX-5
View Details

Accident 2020010265336

Slight
51.5023, -0.1584
2 vehicles 1 casualty
Car Pedal cycle
View Details

Accident 2020548783620

Slight
51.4363, -2.0043
2 vehicles 1 casualty
MAZDA 2 Pedal cycle
View Details

Accident 2020010267643

Slight
51.4953, -0.1790
2 vehicles 1 casualty
Car Pedal cycle
View Details

Accident 2020010264865

Slight
51.4915, -0.2041
4 vehicles 1 casualty
YAMAHA YP 125 (3y) LEXUS RX450 MERCEDES VITO (3y) PORSCHE 911
View Details

Accident 2020522003694

Slight
51.4052, -2.2936
2 vehicles 1 casualty
FORD FOCUS SUZUKI SWIFT (4y)
View Details

Accident 2020548703020

Slight
51.4304, -1.9347
2 vehicles 1 casualty
AUDI A4 LEXUS NX300 (2y)
View Details

Accident 2020010264610

Slight
51.4911, -0.3041
2 vehicles 1 casualty
MERCEDES CLA CLASS (1y) Car
View Details

Accident 2020430274077

Slight
51.4410, -1.0614
2 vehicles 2 casualties
VAUXHALL ZAFIRA Car
View Details

Accident 2020010264356

Slight
51.4971, -0.1682
2 vehicles 1 casualty
TOYOTA AURIS (3y) YAMAHA GPD 125
View Details

Accident 2020010264375

Slight
51.4971, -0.1682
2 vehicles 1 casualty
HONDA WW125EX2 BMW 3 SERIES (4y)
View Details

Accident 2020010264151

Serious
51.4814, -0.4654
3 vehicles 1 casualty
HONDA CBF125M PEUGEOT BIPPER MERCEDES C CLASS
View Details

Accident 2020010264132

Serious
51.5026, -0.1495
1 vehicle 1 casualty
Pedal cycle
View Details

Accident 2020430274015

Serious
51.3971, -1.1755
1 vehicle 1 casualty
Motorcycle over 500cc
View Details

Accident 2020430266689

Slight
51.5245, -0.7199
2 vehicles 1 casualty
Pedal cycle RENAULT CAPTUR (4y)
View Details

Accident 2020430266564

Slight
51.4115, -1.3974
2 vehicles 2 casualties
ROVER 75 VAUXHALL MOKKA
View Details