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CrashStats

A4230 accidents: crash map and statistics

Police recorded 454 collisions on the A4230 from 1979 to 2025, with 597 casualties. Of those crashes, 8 were fatal and 63 serious, and 8 people were killed.

In 2025 there were 2 collisions on the A4230, down 33% from 3 in 2024, with 3 casualties.

Collisions since 1979
454
2,112th highest of 4,923 roads
Casualties
597
1.31 per collision
Fatal collisions
8
8 people killed
Serious collisions
63
69 seriously injured
Collisions in 2025
2
Down 33% on 2024
Casualties in 2025
3
Level with 2024

Crash severity on the A4230

On the A4230, 1.8% of collisions were fatal and 14% serious, against 1.6% and 18% across Great Britain.

Collisions by severity, 1979 to 2025

  • Fatal81.8%
  • Serious6314%
  • Slight38384%

Where the A4230 ranks among 4,923 roads

Most collisions
2,112th
Most casualties
2,149th
Most fatal collisions
1,937th
Most serious collisions
2,629th

A4230 accidents by year

Collisions on the A4230 peaked at 22 in 1988 and were down to 2 in 2025.

Collisions and casualties on the A4230, 1979 to 2025

  • Collisions
  • Collisions in 2025: 2
  • Casualties

Source: Department for Transport, STATS19 road safety data

View as a table
YearCollisionsCasualties
202523
202433
202333
202211
202147
202013
201947
201833
201744
20161221
20151012
20141012
20131012
2012712
2011810
201078
2009716
200846
2007810
20061216
20051422
2004910
20031722
20021116
200159
20001316
1999610
19981012
19971519
19961216
19951011
19941318
1993611
19921218
19911313
19901416
19891821
19882229
19871415
19861718
19851213
19842124
19831321
19821012
198179
1980811
19791216

When crashes happen on the A4230

Friday has the most collisions on the A4230 (92), and 3pm to 6pm is the busiest time of day (135).

Collisions by day of the week

  • Monday67 (15%)
  • Tuesday57 (13%)
  • Wednesday65 (14%)
  • Thursday68 (15%)
  • Friday92 (20%)
  • Saturday62 (14%)
  • Sunday43 (9.5%)

Collisions by time of day

  • Midnight to 3am12 (2.6%)
  • 3am to 6am5 (1.1%)
  • 6am to 9am56 (12%)
  • 9am to noon66 (15%)
  • Noon to 3pm68 (15%)
  • 3pm to 6pm135 (30%)
  • 6pm to 9pm72 (16%)
  • 9pm to midnight40 (8.8%)

Collisions by month

  • January41 (9%)
  • February28 (6.2%)
  • March51 (11%)
  • April38 (8.4%)
  • May42 (9.3%)
  • June39 (8.6%)
  • July29 (6.4%)
  • August36 (7.9%)
  • September35 (7.7%)
  • October44 (9.7%)
  • November37 (8.1%)
  • December34 (7.5%)

Light conditions at the time

  • Daylight338 (74%)
  • Dark, street lights lit102 (22%)
  • Dark, street lights unlit6 (1.3%)
  • Dark, lighting unknown3 (0.7%)
  • Dark, no street lighting3 (0.7%)
  • Not recorded2 (0.4%)

Source: Department for Transport, STATS19 road safety data

Road and weather conditions in A4230 crashes

On the A4230, 87% of collisions happened where the speed limit was 30 mph and 66% on a dry road surface.

Speed limit at the scene

  • 20 mph7 (1.5%)
  • 30 mph397 (87%)
  • 40 mph50 (11%)

Weather at the time

  • Fine, no high winds339 (75%)
  • Raining, no high winds76 (17%)
  • Raining with high winds13 (2.9%)
  • Fine with high winds5 (1.1%)
  • Other7 (1.5%)
  • Not recorded14 (3.1%)

Road surface

  • Dry298 (66%)
  • Wet or damp147 (32%)
  • Frost or ice6 (1.3%)
  • Snow1 (0.2%)
  • Not recorded2 (0.4%)

Type of road

  • Single carriageway421 (93%)
  • Roundabout23 (5.1%)
  • Dual carriageway9 (2%)
  • Not recorded1 (0.2%)

Source: Department for Transport, STATS19 road safety data

People hurt and vehicles involved in A4230 crashes

Car occupants make up 58% of the people killed or injured on the A4230, followed by pedestrians (19%).

Casualties by road user

  • Car occupant346 (58%)
  • Pedestrian116 (19%)
  • Motorcyclist69 (12%)
  • Cyclist34 (5.7%)
  • Bus or coach occupant14 (2.3%)
  • Van occupant13 (2.2%)
  • Goods vehicle occupant (over 3.5 tonnes)3 (0.5%)
  • Other2 (0.3%)

Vehicles involved

  • Car682 (79%)
  • Motorcycle70 (8.1%)
  • Van or goods vehicle up to 3.5 tonnes36 (4.2%)
  • Pedal cycle34 (3.9%)
  • Bus or coach20 (2.3%)
  • Goods vehicle over 3.5 tonnes11 (1.3%)
  • Other vehicle4 (0.5%)
  • Other5 (0.6%)

Casualties by age

  • 0 to 517 (2.8%)
  • 6 to 1019 (3.2%)
  • 11 to 1538 (6.4%)
  • 16 to 20134 (22%)
  • 21 to 2582 (14%)
  • 26 to 3597 (16%)
  • 36 to 4575 (13%)
  • 46 to 5549 (8.2%)
  • 56 to 6533 (5.5%)
  • 66 to 7530 (5%)
  • Over 7522 (3.7%)
  • Not recorded1 (0.2%)

Drivers, passengers and pedestrians

  • Driver or rider327 (55%)
  • Passenger154 (26%)
  • Pedestrian116 (19%)

Source: Department for Transport, STATS19 road safety data

Map of recent crashes on the A4230

Map of the 25 most recent crashes on the A4230

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

  • 25 crashes
  • Serious
  • Slight

A4230 crashes by council area

Collisions on the A4230 were recorded in 2 council areas. Neath Port Talbot has the most, with 429, followed by Swansea (22).

Collisions on the A4230 in each area, 1979 to 2025
RankAreaCollisionsCasualtiesFatalSerious
1stNeath Port Talbot429567859
2ndSwansea222504

A4230 crashes by town

Collisions on the A4230 were recorded in 2 towns and built-up areas, led by Neath (373) and Swansea (15).

Recent crashes on the A4230

These are the 25 most recent collisions on the A4230, from 6 March 2017 to 11 July 2025.

Severity