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CrashStats

A455 accidents: crash map and statistics

Police recorded 619 collisions on the A455 from 1979 to 2025, with 782 casualties. Of those crashes, 16 were fatal and 137 serious, and 18 people were killed.

In 2025 there was 1 collision on the A455, up from none in 2024, with 1 casualty.

Collisions since 1979
619
1,654th highest of 4,923 roads
Casualties
782
1.26 per collision
Fatal collisions
16
18 people killed
Serious collisions
137
158 seriously injured
Collisions in 2025
1
Up from none in 2024
Casualties in 2025
1
Up from none in 2024

Crash severity on the A455

On the A455, 2.6% of collisions were fatal and 22% serious, against 1.6% and 18% across Great Britain.

Collisions by severity, 1979 to 2025

  • Fatal162.6%
  • Serious13722%
  • Slight46675%

Where the A455 ranks among 4,923 roads

Most collisions
1,654th
Most casualties
1,762nd
Most fatal collisions
1,181st
Most serious collisions
1,472nd

A455 accidents by year

Collisions on the A455 peaked at 36 in 1981 and were down to 1 in 2025.

Collisions and casualties on the A455, 1979 to 2025

  • Collisions
  • Collisions in 2025: 1
  • Casualties

Source: Department for Transport, STATS19 road safety data

View as a table
YearCollisionsCasualties
202511
202400
202300
202200
202100
202000
201900
201800
201700
201600
201511
201400
201300
201200
201122
201034
200922
200800
200700
200600
200500
20041719
20032225
20022124
20013043
20002535
19993548
19983144
19972536
19961822
19951920
19941417
19932532
19922733
19911922
19901215
19892224
19881720
19872635
19862532
19852020
19842432
19831619
19822530
19813651
19803546
19792428

When crashes happen on the A455

Friday has the most collisions on the A455 (127), and 3pm to 6pm is the busiest time of day (169).

Collisions by day of the week

  • Monday76 (12%)
  • Tuesday80 (13%)
  • Wednesday96 (16%)
  • Thursday109 (18%)
  • Friday127 (21%)
  • Saturday72 (12%)
  • Sunday59 (9.5%)

Collisions by time of day

  • Midnight to 3am13 (2.1%)
  • 3am to 6am12 (1.9%)
  • 6am to 9am68 (11%)
  • 9am to noon72 (12%)
  • Noon to 3pm119 (19%)
  • 3pm to 6pm169 (27%)
  • 6pm to 9pm103 (17%)
  • 9pm to midnight63 (10%)

Collisions by month

  • January61 (9.9%)
  • February45 (7.3%)
  • March54 (8.7%)
  • April51 (8.2%)
  • May45 (7.3%)
  • June41 (6.6%)
  • July47 (7.6%)
  • August52 (8.4%)
  • September51 (8.2%)
  • October55 (8.9%)
  • November67 (11%)
  • December50 (8.1%)

Light conditions at the time

  • Daylight433 (70%)
  • Dark, street lights lit162 (26%)
  • Dark, street lights unlit12 (1.9%)
  • Dark, no street lighting7 (1.1%)
  • Dark, lighting unknown5 (0.8%)

Source: Department for Transport, STATS19 road safety data

Road and weather conditions in A455 crashes

On the A455, 61% of collisions happened where the speed limit was 30 mph and 69% on a dry road surface.

Speed limit at the scene

  • 20 mph1 (0.2%)
  • 30 mph375 (61%)
  • 40 mph10 (1.6%)
  • 50 mph5 (0.8%)
  • 60 mph210 (34%)
  • 70 mph18 (2.9%)

Weather at the time

  • Fine, no high winds462 (75%)
  • Raining, no high winds85 (14%)
  • Raining with high winds16 (2.6%)
  • Fine with high winds11 (1.8%)
  • Other39 (6.3%)
  • Not recorded6 (1%)

Road surface

  • Dry425 (69%)
  • Wet or damp178 (29%)
  • Frost or ice10 (1.6%)
  • Snow4 (0.6%)
  • Flood over 3cm deep2 (0.3%)

Type of road

  • Single carriageway526 (85%)
  • Roundabout49 (7.9%)
  • Dual carriageway35 (5.7%)
  • One way street or slip road1 (0.2%)
  • Not recorded8 (1.3%)

Source: Department for Transport, STATS19 road safety data

People hurt and vehicles involved in A455 crashes

Car occupants make up 50% of the people killed or injured on the A455, followed by pedestrians (19%).

Casualties by road user

  • Car occupant391 (50%)
  • Pedestrian147 (19%)
  • Motorcyclist113 (14%)
  • Cyclist86 (11%)
  • Van occupant14 (1.8%)
  • Goods vehicle occupant (over 3.5 tonnes)12 (1.5%)
  • Taxi or private hire car occupant9 (1.2%)
  • Other10 (1.3%)

Vehicles involved

  • Car750 (69%)
  • Motorcycle121 (11%)
  • Pedal cycle86 (7.9%)
  • Goods vehicle over 3.5 tonnes60 (5.5%)
  • Van or goods vehicle up to 3.5 tonnes31 (2.8%)
  • Taxi or private hire car18 (1.6%)
  • Bus or coach9 (0.8%)
  • Other16 (1.5%)

Casualties by age

  • 0 to 519 (2.4%)
  • 6 to 1040 (5.1%)
  • 11 to 1569 (8.8%)
  • 16 to 20139 (18%)
  • 21 to 25105 (13%)
  • 26 to 35149 (19%)
  • 36 to 45132 (17%)
  • 46 to 5568 (8.7%)
  • 56 to 6540 (5.1%)
  • 66 to 7512 (1.5%)
  • Over 758 (1%)
  • Not recorded1 (0.1%)

Drivers, passengers and pedestrians

  • Driver or rider465 (59%)
  • Passenger170 (22%)
  • Pedestrian147 (19%)

Source: Department for Transport, STATS19 road safety data

Map of recent crashes on the A455

Map of the 25 most recent crashes on the A455

Use the arrow keys to move the map and the plus and minus keys to zoom.

  • 25 crashes
  • Fatal
  • Serious
  • Slight

A455 crashes by council area

Collisions on the A455 were recorded in 2 council areas. Newport has the most, with 602, followed by Ealing (12).

Collisions on the A455 in each area, 1979 to 2025
RankAreaCollisionsCasualtiesFatalSerious
1stNewport60276016132
2ndEaling121402

A455 crashes by town

Collisions on the A455 were recorded in 2 towns and built-up areas, led by Newport, Newport (432) and Ealing (3).

Recent crashes on the A455

These are the 25 most recent collisions on the A455, from 23 January 2004 to 31 July 2025.

Severity