Skip to main content
CrashStats

A483 accidents: crash map and statistics

Police recorded 9,626 collisions on the A483 from 1979 to 2025, with 14,181 casualties. Of those crashes, 287 were fatal and 2,015 serious, and 316 people were killed.

In 2025 there were 103 collisions on the A483, up 37% from 75 in 2024, with 148 casualties.

Live A483 closures, incidents and roadworks are checked every 5 minutes.

Collisions since 1979
9,626
82nd highest of 4,923 roads
Casualties
14,181
1.47 per collision
Fatal collisions
287
316 people killed
Serious collisions
2,015
2,580 seriously injured
Collisions in 2025
103
Up 37% on 2024
Casualties in 2025
148
Up 44% on 2024

Crash severity on the A483

On the A483, 3% of collisions were fatal and 21% serious, against 1.6% and 18% across Great Britain.

Collisions by severity, 1979 to 2025

  • Fatal2873%
  • Serious2,01521%
  • Slight7,32476%

Where the A483 ranks among 4,923 roads

Most collisions
82nd
Most casualties
73rd
Most fatal collisions
59th
Most serious collisions
67th

A483 accidents by year

Collisions on the A483 peaked at 303 in 1988 and were down to 103 in 2025.

Collisions and casualties on the A483, 1979 to 2025

  • Collisions
  • Collisions in 2025: 103
  • Casualties

Source: Department for Transport, STATS19 road safety data

View as a table
YearCollisionsCasualties
2025103148
202475103
202398154
2022101139
202198121
202091126
2019111167
2018122170
2017145217
2016163231
2015157221
2014172256
2013172259
2012171266
2011161264
2010180257
2009196307
2008179250
2007214317
2006254384
2005218324
2004234333
2003234401
2002218335
2001224335
2000226325
1999174256
1998187273
1997195302
1996224339
1995183283
1994222331
1993266385
1992249378
1991241346
1990280418
1989263403
1988303444
1987278421
1986289421
1985269413
1984294408
1983264375
1982286399
1981267363
1980276406
1979299407

When crashes happen on the A483

Friday has the most collisions on the A483 (1,639), and 3pm to 6pm is the busiest time of day (2,371).

Collisions by day of the week

  • Monday1,344 (14%)
  • Tuesday1,284 (13%)
  • Wednesday1,400 (15%)
  • Thursday1,354 (14%)
  • Friday1,639 (17%)
  • Saturday1,452 (15%)
  • Sunday1,153 (12%)

Collisions by time of day

  • Midnight to 3am369 (3.8%)
  • 3am to 6am199 (2.1%)
  • 6am to 9am1,083 (11%)
  • 9am to noon1,502 (16%)
  • Noon to 3pm1,908 (20%)
  • 3pm to 6pm2,371 (25%)
  • 6pm to 9pm1,377 (14%)
  • 9pm to midnight817 (8.5%)

Collisions by month

  • January710 (7.4%)
  • February654 (6.8%)
  • March785 (8.2%)
  • April691 (7.2%)
  • May791 (8.2%)
  • June776 (8.1%)
  • July839 (8.7%)
  • August865 (9%)
  • September795 (8.3%)
  • October926 (9.6%)
  • November940 (9.8%)
  • December854 (8.9%)

Light conditions at the time

  • Daylight6,961 (72%)
  • Dark, street lights lit1,533 (16%)
  • Dark, no street lighting927 (9.6%)
  • Dark, street lights unlit112 (1.2%)
  • Dark, lighting unknown69 (0.7%)
  • Not recorded24 (0.2%)

Source: Department for Transport, STATS19 road safety data

Road and weather conditions in A483 crashes

On the A483, 39% of collisions happened where the speed limit was 30 mph and 59% on a dry road surface.

Speed limit at the scene

  • 20 mph28 (0.3%)
  • 30 mph3,730 (39%)
  • 40 mph684 (7.1%)
  • 50 mph435 (4.5%)
  • 60 mph3,706 (38%)
  • 70 mph1,043 (11%)

Weather at the time

  • Fine, no high winds7,002 (73%)
  • Raining, no high winds1,682 (17%)
  • Raining with high winds224 (2.3%)
  • Fine with high winds127 (1.3%)
  • Other447 (4.6%)
  • Not recorded144 (1.5%)

Road surface

  • Dry5,683 (59%)
  • Wet or damp3,635 (38%)
  • Frost or ice176 (1.8%)
  • Snow71 (0.7%)
  • Other34 (0.4%)
  • Not recorded27 (0.3%)

Type of road

  • Single carriageway6,372 (66%)
  • Dual carriageway2,401 (25%)
  • Roundabout649 (6.7%)
  • One way street or slip road180 (1.9%)
  • Not recorded24 (0.2%)

Source: Department for Transport, STATS19 road safety data

People hurt and vehicles involved in A483 crashes

Car occupants make up 71% of the people killed or injured on the A483, followed by motorcyclists (9.6%).

Casualties by road user

  • Car occupant10,130 (71%)
  • Motorcyclist1,367 (9.6%)
  • Pedestrian1,043 (7.4%)
  • Van occupant442 (3.1%)
  • Cyclist396 (2.8%)
  • Goods vehicle occupant (over 3.5 tonnes)278 (2%)
  • Bus or coach occupant266 (1.9%)
  • Other259 (1.8%)

Vehicles involved

  • Car13,896 (75%)
  • Motorcycle1,345 (7.2%)
  • Goods vehicle over 3.5 tonnes1,173 (6.3%)
  • Van or goods vehicle up to 3.5 tonnes1,001 (5.4%)
  • Pedal cycle418 (2.2%)
  • Bus or coach282 (1.5%)
  • Other459 (2.5%)
  • Not recorded7 (under 0.1%)

Casualties by age

  • 0 to 5262 (1.8%)
  • 6 to 10323 (2.3%)
  • 11 to 15558 (3.9%)
  • 16 to 202,342 (17%)
  • 21 to 251,976 (14%)
  • 26 to 352,620 (18%)
  • 36 to 452,060 (15%)
  • 46 to 551,616 (11%)
  • 56 to 651,156 (8.2%)
  • 66 to 75778 (5.5%)
  • Over 75470 (3.3%)
  • Not recorded20 (0.1%)

Drivers, passengers and pedestrians

  • Driver or rider8,636 (61%)
  • Passenger4,502 (32%)
  • Pedestrian1,043 (7.4%)

Source: Department for Transport, STATS19 road safety data

Map of recent crashes on the A483

Map of the 25 most recent crashes on the A483

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

  • 25 crashes
  • Fatal
  • Serious
  • Slight

A483 crashes by council area

Collisions on the A483 were recorded in 7 council areas. Powys has the most, with 3,042, followed by Swansea (1,917) and Wrexham (1,403).

Collisions on the A483 in each area, 1979 to 2025
RankAreaCollisionsCasualtiesFatalSerious
1stPowys3,0424,574125815
2ndSwansea1,9172,72734217
3rdWrexham1,4032,13055248
4thCarmarthenshire1,3451,90826376
5thCheshire West and Chester9131,27913117
6thShropshire65599825181
7thNeath Port Talbot336544960

A483 crashes by town

Collisions on the A483 were recorded in 22 towns and built-up areas, led by Swansea (1,573) and Ammanford (278).

Recent crashes on the A483

These are the 25 most recent collisions on the A483, from 30 September to 28 December 2025.

Severity