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CrashStats

A4232 accidents: crash map and statistics

Police recorded 1,017 collisions on the A4232 from 1981 to 2025, with 1,491 casualties. Of those crashes, 19 were fatal and 108 serious, and 21 people were killed.

In 2025 there were 25 collisions on the A4232, up 39% from 18 in 2024, with 34 casualties.

Live A4232 closures, incidents and roadworks are checked every 5 minutes.

Collisions since 1981
1,017
1,076th highest of 4,923 roads
Casualties
1,491
1.47 per collision
Fatal collisions
19
21 people killed
Serious collisions
108
135 seriously injured
Collisions in 2025
25
Up 39% on 2024
Casualties in 2025
34
Up 42% on 2024

Crash severity on the A4232

On the A4232, 1.9% of collisions were fatal and 11% serious, against 1.6% and 18% across Great Britain.

Collisions by severity, 1981 to 2025

  • Fatal191.9%
  • Serious10811%
  • Slight89088%

Where the A4232 ranks among 4,923 roads

Most collisions
1,076th
Most casualties
998th
Most fatal collisions
1,031st
Most serious collisions
1,793rd

A4232 accidents by year

Collisions on the A4232 peaked at 49 in 1999 and were down to 25 in 2025.

Collisions and casualties on the A4232, 1981 to 2025

  • Collisions
  • Collisions in 2025
  • Casualties

Source: Department for Transport, STATS19 road safety data

View as a table
YearCollisionsCasualties
20252534
20241824
20231524
20222036
20211215
20201521
20191623
20181632
20171824
20162028
20154058
20142428
20133554
20122034
20112742
20102443
20092837
20083245
20073865
20063949
20053654
20044261
20034375
20024053
20012737
20004372
19994976
19983241
19972533
19962633
19951926
19942532
19931934
19921113
19912231
19901215
19891723
19881012
19871321
19861012
19851017
198400
198333
198200
198111

When crashes happen on the A4232

Tuesday has the most collisions on the A4232 (164), and 3pm to 6pm is the busiest time of day (230).

Collisions by day of the week

  • Monday149 (15%)
  • Tuesday164 (16%)
  • Wednesday157 (15%)
  • Thursday149 (15%)
  • Friday161 (16%)
  • Saturday128 (13%)
  • Sunday109 (11%)

Collisions by time of day

  • Midnight to 3am41 (4%)
  • 3am to 6am25 (2.5%)
  • 6am to 9am159 (16%)
  • 9am to noon171 (17%)
  • Noon to 3pm180 (18%)
  • 3pm to 6pm230 (23%)
  • 6pm to 9pm148 (15%)
  • 9pm to midnight63 (6.2%)

Collisions by month

  • January75 (7.4%)
  • February81 (8%)
  • March71 (7%)
  • April84 (8.3%)
  • May86 (8.5%)
  • June77 (7.6%)
  • July85 (8.4%)
  • August77 (7.6%)
  • September77 (7.6%)
  • October93 (9.1%)
  • November109 (11%)
  • December102 (10%)

Light conditions at the time

  • Daylight738 (73%)
  • Dark, street lights lit196 (19%)
  • Dark, no street lighting46 (4.5%)
  • Dark, street lights unlit21 (2.1%)
  • Dark, lighting unknown15 (1.5%)
  • Not recorded1 (0.1%)

Source: Department for Transport, STATS19 road safety data

Road and weather conditions in A4232 crashes

On the A4232, 56% of collisions happened where the speed limit was 70 mph and 66% on a dry road surface.

Speed limit at the scene

  • 20 mph2 (0.2%)
  • 30 mph160 (16%)
  • 40 mph91 (8.9%)
  • 50 mph129 (13%)
  • 60 mph63 (6.2%)
  • 70 mph572 (56%)

Weather at the time

  • Fine, no high winds769 (76%)
  • Raining, no high winds159 (16%)
  • Raining with high winds29 (2.9%)
  • Fine with high winds18 (1.8%)
  • Other24 (2.4%)
  • Not recorded18 (1.8%)

Road surface

  • Dry675 (66%)
  • Wet or damp321 (32%)
  • Frost or ice16 (1.6%)
  • Snow3 (0.3%)
  • Flood over 3cm deep1 (0.1%)
  • Not recorded1 (0.1%)

Type of road

  • Dual carriageway706 (69%)
  • Roundabout213 (21%)
  • One way street or slip road55 (5.4%)
  • Single carriageway36 (3.5%)
  • Not recorded7 (0.7%)

Source: Department for Transport, STATS19 road safety data

People hurt and vehicles involved in A4232 crashes

Car occupants make up 82% of the people killed or injured on the A4232, followed by motorcyclists (6%).

Casualties by road user

  • Car occupant1,220 (82%)
  • Motorcyclist90 (6%)
  • Van occupant55 (3.7%)
  • Pedestrian30 (2%)
  • Cyclist29 (1.9%)
  • Goods vehicle occupant (over 3.5 tonnes)27 (1.8%)
  • Taxi or private hire car occupant23 (1.5%)
  • Other17 (1.1%)

Vehicles involved

  • Car1,649 (80%)
  • Goods vehicle over 3.5 tonnes126 (6.1%)
  • Van or goods vehicle up to 3.5 tonnes117 (5.7%)
  • Motorcycle83 (4%)
  • Pedal cycle29 (1.4%)
  • Taxi or private hire car23 (1.1%)
  • Other32 (1.6%)
  • Not recorded3 (0.1%)

Casualties by age

  • 0 to 524 (1.6%)
  • 6 to 1018 (1.2%)
  • 11 to 1538 (2.5%)
  • 16 to 20181 (12%)
  • 21 to 25237 (16%)
  • 26 to 35392 (26%)
  • 36 to 45237 (16%)
  • 46 to 55192 (13%)
  • 56 to 6598 (6.6%)
  • 66 to 7548 (3.2%)
  • Over 7525 (1.7%)
  • Not recorded1 (0.1%)

Drivers, passengers and pedestrians

  • Driver or rider1,013 (68%)
  • Passenger448 (30%)
  • Pedestrian30 (2%)

Source: Department for Transport, STATS19 road safety data

Map of recent crashes on the A4232

Map of the 25 most recent crashes on the A4232

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

  • 25 crashes
  • Serious
  • Slight

A4232 crashes by council area

Collisions on the A4232 were recorded in 2 council areas. Cardiff has the most, with 945, followed by Vale of Glamorgan (69).

Collisions on the A4232 in each area, 1981 to 2025
RankAreaCollisionsCasualtiesFatalSerious
1stCardiff9451,38917102
2ndVale of Glamorgan699926

A4232 crashes by town

Collisions on the A4232 were recorded in 2 towns and built-up areas, led by Cardiff (234) and Penarth (16).

Recent crashes on the A4232

These are the 25 most recent collisions on the A4232, from 2 January to 19 November 2025.

Severity