House prices on Plas Ioan
Median value — November 2026
£176,000
Modelled from 15 properties Stede tracks in Plas Ioan
Market snapshot
£176,000
Median value
£186,067
Average value
0
Sales in the last 12 months
+1%
Change over the past year
Value over time
- Modelled value
- Projected
Modelled month by month from the UK House Price Index, averaged across every property type Stede tracks here.
View as a table
| Year | Modelled value |
|---|---|
| 2000 | £60,340 |
| 2001 | £67,362 |
| 2002 | £84,674 |
| 2003 | £110,631 |
| 2004 | £146,529 |
| 2005 | £156,291 |
| 2006 | £174,176 |
| 2007 | £185,042 |
| 2008 | £158,055 |
| 2009 | £160,516 |
| 2010 | £156,419 |
| 2011 | £152,702 |
| 2012 | £144,094 |
| 2013 | £149,304 |
| 2014 | £157,169 |
| 2015 | £159,342 |
| 2016 | £166,780 |
| 2017 | £175,662 |
| 2018 | £180,970 |
| 2019 | £190,183 |
| 2020 | £205,967 |
| 2021 | £226,767 |
| 2022 | £260,134 |
| 2023 | £247,411 |
| 2024 | £253,423 |
| 2025 | £257,267 |
| 2026 | £258,000 |
There aren't enough recorded sales on Plas Ioan alone to model a trend for it, so this line shows Carmarthen instead.
Property types
- Mid-terrace house67%£179,500
- Semi-detached house20%£173,000
- Detached house13%£223,000
Recent sales
- 6 Plas Ioan, Johnstown, Carmarthen, Carmarthenshire, SA31 3NS£165,500 · 2025£173,000
- 27 Plas Ioan, Johnstown, Carmarthen, Carmarthenshire, SA31 3NS£210,000 · 2023£217,000
- 2 Plas Ioan, Johnstown, Carmarthen, Carmarthenshire, SA31 3NS£155,250 · 2023£164,000
- 13 Plas Ioan, Johnstown, Carmarthen, Carmarthenshire, SA31 3NS£114,995 · 2021£131,000
- 5 Plas Ioan, Johnstown, Carmarthen, Carmarthenshire, SA31 3NS£168,000 · 2021£190,000
- 23 Plas Ioan, Johnstown, Carmarthen, Dyfed, SA31 3NS£105,000 · 2017£149,000
- 4 Plas Ioan, Johnstown, Carmarthen, Carmarthenshire, SA31 3NS£120,000 · 2016£168,000
- 17 Plas Ioan, Johnstown, Carmarthen, Carmarthenshire, SA31 3NS£131,000 · 2015£183,000
Addresses in Plas Ioan
- 1 Plas Ioan, Johnstown, Carmarthen, Carmarthenshire, SA31 3NS£67,000 · 1998£282,000
- 13 Plas Ioan, Johnstown, Carmarthen, Carmarthenshire, SA31 3NS£114,995 · 2021£131,000
- 15 Plas Ioan, Johnstown, Carmarthen, Carmarthenshire, SA31 3NS£51,000 · 1998£227,000
- 17 Plas Ioan, Johnstown, Carmarthen, Carmarthenshire, SA31 3NS£131,000 · 2015£183,000
- 19 Plas Ioan, Johnstown, Carmarthen, Carmarthenshire, SA31 3NS£113,000 · 2015£162,000
- 2 Plas Ioan, Johnstown, Carmarthen, Carmarthenshire, SA31 3NS£155,250 · 2023£164,000
- 21 Plas Ioan, Johnstown, Carmarthen, Carmarthenshire, SA31 3NS£50,000 · 2001£189,000
- 23 Plas Ioan, Johnstown, Carmarthen, Dyfed, SA31 3NS£105,000 · 2017£149,000
- 25 Plas Ioan, Johnstown, Carmarthen, Carmarthenshire, SA31 3NS£119,000 · 2010£176,000
- 27 Plas Ioan, Johnstown, Carmarthen, Carmarthenshire, SA31 3NS£210,000 · 2023£217,000
- 4 Plas Ioan, Johnstown, Carmarthen, Carmarthenshire, SA31 3NS£120,000 · 2016£168,000
- 5 Plas Ioan, Johnstown, Carmarthen, Carmarthenshire, SA31 3NS£168,000 · 2021£190,000
- 6 Plas Ioan, Johnstown, Carmarthen, Carmarthenshire, SA31 3NS£165,500 · 2025£173,000
- 7 Plas Ioan, Johnstown, Carmarthen, Carmarthenshire, SA31 3NS£45,000 · 1998£210,000
- 9 Plas Ioan, Johnstown, Carmarthen, Carmarthenshire, SA31 3NS£47,000 · 2001£170,000
About this area
Plas Ioan, in Carmarthen, is a street. Stede can model 15 properties there, from HM Land Registry Price Paid Data and the UK House Price Index.
As of November 2026, Plas Ioan has a median estimated value of £176,000 and an average of £186,067.
Modelled values in Plas Ioan are +1% over the past year and +12% over five years.
The market here is mostly mid-terrace houses, which make up 67% of the properties Stede tracks in Plas Ioan.
Common questions
What is the average house price in Plas Ioan?
As of November 2026, the average estimated value is £186,067 and the median is £176,000 across 15 properties Stede tracks in Plas Ioan. This is not a formal market valuation.
Are house prices in Plas Ioan going up or down?
Modelled values in Plas Ioan are +1% over the past year and +12% over five years, based on the UK House Price Index.
What types of property are in Plas Ioan?
67% of the properties Stede tracks in Plas Ioan are mid-terrace houses. semi-detached houses are next most common, at 20%.
How many properties are in Plas Ioan?
Stede can model 15 properties in Plas Ioan, with 0 recorded sales in the past 12 months.
How does Stede calculate house prices for Plas Ioan?
These figures are modelled from HM Land Registry Price Paid Data and the UK House Price Index — the same sources used for every individual property valuation on Stede. Full detail is on the methodology page.
How we calculate this
These figures are modelled from HM Land Registry Price Paid Data and the UK House Price Index — the same sources behind every individual property valuation on Stede.
Read the full methodology and data sources →