House prices on Isgraig
Median value — June 2026
£129,724
Modelled from 14 properties Stede tracks in Isgraig
Market snapshot
£129,724
Median value
£134,401
Average value
1
Sales in the last 12 months
+6%
Change over the past year
Value over time
- Modelled value
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 | £57,133 |
| 2001 | £59,417 |
| 2002 | £77,316 |
| 2003 | £100,935 |
| 2004 | £138,660 |
| 2005 | £146,598 |
| 2006 | £156,558 |
| 2007 | £163,534 |
| 2008 | £150,762 |
| 2009 | £148,791 |
| 2010 | £147,470 |
| 2011 | £150,416 |
| 2012 | £145,976 |
| 2013 | £141,340 |
| 2014 | £149,959 |
| 2015 | £149,760 |
| 2016 | £159,295 |
| 2017 | £164,185 |
| 2018 | £167,038 |
| 2019 | £177,451 |
| 2020 | £189,446 |
| 2021 | £203,885 |
| 2022 | £226,697 |
| 2023 | £227,541 |
| 2024 | £218,260 |
| 2025 | £221,590 |
| 2026 | £231,232 |
There aren't enough recorded sales on Isgraig alone to model a trend for it, so this line shows Porthmadog instead.
Property types
- Mid-terrace house100%£129,724
Recent sales
- 19 Isgraig, Tremadog, Porthmadog, Gwynedd, LL49 9PT£130,000 · 2026£135,000
- 10 Isgraig, Tremadog, Porthmadog, Gwynedd, LL49 9PT£135,000 · 2025£142,000
- 2 Isgraig, Tremadog, Porthmadog, Gwynedd, LL49 9PT£120,000 · 2023£129,000
- 56 Isgraig, Tremadog, Porthmadog, Gwynedd, LL49 9PT£85,000 · 2019£117,000
- 53 Isgraig, Tremadog, Porthmadog, Gwynedd, LL49 9PT£77,500 · 2018£114,000
- 91 Isgraig, Tremadog, Porthmadog, Gwynedd, LL49 9PU£76,000 · 2017£112,000
- 5 Isgraig, Tremadog, Porthmadog, Gwynedd, LL49 9PT£82,500 · 2012£133,000
- 37 Isgraig, Tremadog, Porthmadog, Gwynedd, LL49 9PT£90,000 · 2010£148,000
Addresses in Isgraig
- 10 Isgraig, Tremadog, Porthmadog, Gwynedd, LL49 9PT£135,000 · 2025£142,000
- 19 Isgraig, Tremadog, Porthmadog, Gwynedd, LL49 9PT£130,000 · 2026£135,000
- 2 Isgraig, Tremadog, Porthmadog, Gwynedd, LL49 9PT£120,000 · 2023£129,000
- 23 Isgraig, Tremadog, Porthmadog, Gwynedd, LL49 9PT£90,000 · 2008£128,000
- 37 Isgraig, Tremadog, Porthmadog, Gwynedd, LL49 9PT£90,000 · 2010£148,000
- 4 Isgraig, Tremadog, Porthmadog, Gwynedd, LL49 9PT£55,000 · 2004£128,000
- 40 Isgraig, Tremadog, Porthmadog, Gwynedd, LL49 9PT£50,000 · 2002£166,000
- 43 Isgraig, Tremadog, Porthmadog, Dwyfor, Gwynedd, LL49 9PT£40,500 · 1995£224,000
- 5 Isgraig, Tremadog, Porthmadog, Gwynedd, LL49 9PT£82,500 · 2012£133,000
- 53 Isgraig, Tremadog, Porthmadog, Gwynedd, LL49 9PT£77,500 · 2018£114,000
- 56 Isgraig, Tremadog, Porthmadog, Gwynedd, LL49 9PT£85,000 · 2019£117,000
- 58 Isgraig, Tremadog, Porthmadog, Gwynedd, LL49 9PT£21,840 · 2002£76,000
- 6 Isgraig, Tremadog, Porthmadog, Gwynedd, LL49 9PT£85,000 · 2009£131,000
- 91 Isgraig, Tremadog, Porthmadog, Gwynedd, LL49 9PU£76,000 · 2017£112,000
About this area
Isgraig, in Porthmadog, is a street. Stede can model 14 properties there, from HM Land Registry Price Paid Data and the UK House Price Index.
As of June 2026, Isgraig has a median estimated value of £129,724 and an average of £134,401.
Modelled values in Isgraig are +6% over the past year and +16% over five years.
The market here is mostly mid-terrace houses, which make up 100% of the properties Stede tracks in Isgraig.
1 sale was recorded in Isgraig over the past 12 months.
Common questions
What is the average house price in Isgraig?
As of June 2026, the average estimated value is £134,401 and the median is £129,724 across 14 properties Stede tracks in Isgraig. This is not a formal market valuation.
Are house prices in Isgraig going up or down?
Modelled values in Isgraig are +6% over the past year and +16% over five years, based on the UK House Price Index.
What types of property are in Isgraig?
100% of the properties Stede tracks in Isgraig are mid-terrace houses.
How many properties are in Isgraig?
Stede can model 14 properties in Isgraig, with 1 recorded sale in the past 12 months.
How does Stede calculate house prices for Isgraig?
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 →