The A483: where people are seriously hurt
Over 2021–2025, 194 people were killed or seriously injured in 164 collisions on the A483, making it the 58th worst numbered road in Britain by that measure.
164
serious or fatal collisions
194
people killed or seriously injured
14
collisions that took a life
#58
of 150 numbered roads
What the record shows
The A483 carries 476 recorded injury collisions over the period, 164 of them serious or fatal. Serious injury concentrates in Powys, Carmarthenshire, Wrexham, with 3 further areas also recording collisions. Its fatal share, 9%, sits close to the 7% average for the numbered network. Most collisions were recorded on 60 mph sections. The worst year of the period was 2025 with 50 serious collisions, and the count is up 117% between 2021 and 2025.
Every serious and fatal collision on the A483
Blue markers are serious collisions, red crosses fatal. Click any marker for the year. Zoom in to see the specific junctions and stretches where they cluster.
Where along the route
- Powys84 KSI
- Carmarthenshire26 KSI
- Wrexham20 KSI
- Cheshire West and Chester14 KSI
- Swansea13 KSI
- Shropshire4 KSI
Local authority areas with the most serious collisions on this road.
The trend
Serious and fatal collisions on the A483
2025: 50 (up 92.3% on the year before) · peak 50 in 2025 · +117.4% across the period
Axis clipped to the data range to show year-on-year movement.
About the A483
How many accidents happen on the A483?
Police recorded 476 injury collisions on the A483 over 2021–2025, of which 164 were fatal or serious. Those serious collisions left 194 people killed or seriously injured, including 14 fatal collisions.
Is the A483 a dangerous road?
By volume of serious injury it ranks 58 of the 150 numbered roads we analyse, and 52 among a roads. That is a count rather than a rate: longer and busier roads accumulate more collisions, so a high ranking reflects exposure as well as risk.
Where on the A483 do collisions happen?
They concentrate in Powys, Carmarthenshire, Wrexham. The map on this page plots every serious and fatal collision recorded on the route, so you can see the specific stretches rather than the total.
Counts include every collision the police recorded on this road number across all authority areas. They are not adjusted for traffic volume or road length, so treat them as a measure of where injury concentrates rather than a per-mile risk rating. Method. Free to reuse with attribution to this page.
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