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 todaySeverity Breakdown
- Fatal
- 761
- Serious
- 8,308
- Casualties
- 64,372
- Fatal
- 761
- Serious
- 8,308
- Casualties
- 64,372
Collisions by Year
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
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
Areas on the A4
Towns on the A4
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
Recent Accidents
Showing 20 of 51,606 accidents
Accident 2012521205952
Slight
51.3816, -2.3769
1 vehicle
1 casualty
Taxi/Private hire car
View Details
Accident 2012521206168
Slight
51.4270, -2.5291
1 vehicle
3 casualties
RENAULT CLIO
View Details
Accident 201201BS70488
Slight
51.4927, -0.2002
1 vehicle
1 casualty
MERCEDES VITO
(3y)
View Details
Accident 201243W148092
Slight
51.4156, -1.4941
2 vehicles
1 casualty
MINI COOPER
Car
View Details
Accident 201201BS70496
Slight
51.5017, -0.1606
2 vehicles
1 casualty
Pedal cycle
PIAGGIO VESPA
View Details
Accident 201243R262092
Serious
51.5103, -0.5933
3 vehicles
1 casualty
YAMAHA YZF R125
Car
VAUXHALL VECTRA
View Details
Accident 201201TB00938
Serious
51.4816, -0.4766
2 vehicles
1 casualty
Minibus (8-16 passenger seats)
HONDA SCV100
View Details
Accident 2012521205900
Slight
51.3846, -2.3816
2 vehicles
1 casualty
BMW 3 SERIES
VOLKSWAGEN BORA
View Details
Accident 2012548376912
Slight
51.4439, -2.0795
2 vehicles
5 casualties
Minibus (8-16 passenger seats)
MAN Model Missing
View Details
Accident 201243R139092
Slight
51.5089, -0.5838
2 vehicles
5 casualties
RENAULT MASTER
(3y)
CITROEN C4
View Details
Accident 201243R105092
Serious
51.5226, -0.7254
2 vehicles
1 casualty
Minibus (8-16 passenger seats)
Pedal cycle
View Details
Accident 201243R125092
Slight
51.5198, -0.6548
3 vehicles
3 casualties
MERCEDES SPRINTER
VAUXHALL CORSA
FORD FOCUS
View Details
Accident 201243W109092
Fatal
51.4921, -0.8585
2 vehicles
1 casualty
HONDA ACCORD
Pedal cycle
View Details
Accident 201201CW11299
Slight
51.5031, -0.1497
2 vehicles
1 casualty
YAMAHA WR 125
(1y)
CITROEN C4
View Details
Accident 201201CW11312
Slight
51.5083, -0.1388
2 vehicles
1 casualty
LONDON TAXIS INT. TX4
(4y)
Pedal cycle
View Details
Accident 201243R132092
Slight
51.5228, -0.7242
2 vehicles
1 casualty
HONDA CRV
VAUXHALL CORSA
View Details
Accident 201243W090092
Slight
51.4477, -0.9784
2 vehicles
1 casualty
SAAB 900
Pedal cycle
View Details
Accident 2012521206272
Slight
51.4485, -2.6200
3 vehicles
2 casualties
MERCEDES C CLASS
(2y)
Car
Car
View Details
Accident 201201CW11331
Slight
51.5077, -0.1332
1 vehicle
1 casualty
Bus or coach (17 or more pass seats)
View Details
Accident 201243R123092
Serious
51.5111, -0.6030
1 vehicle
1 casualty
BMW 3 SERIES
(1y)
View Details