House prices on Trewen
Median value — July 2026
£169,203
Modelled from 5 properties Stede tracks in Trewen
Market snapshot
£169,203
Median value
£143,376
Average value
0
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 | £52,108 |
| 2001 | £54,192 |
| 2002 | £70,517 |
| 2003 | £92,059 |
| 2004 | £126,467 |
| 2005 | £133,706 |
| 2006 | £142,790 |
| 2007 | £149,153 |
| 2008 | £137,504 |
| 2009 | £135,706 |
| 2010 | £134,502 |
| 2011 | £137,189 |
| 2012 | £133,139 |
| 2013 | £128,911 |
| 2014 | £136,771 |
| 2015 | £136,590 |
| 2016 | £145,286 |
| 2017 | £149,747 |
| 2018 | £152,349 |
| 2019 | £161,846 |
| 2020 | £172,786 |
| 2021 | £185,956 |
| 2022 | £206,761 |
| 2023 | £207,532 |
| 2024 | £199,067 |
| 2025 | £201,766 |
| 2026 | £209,172 |
There aren't enough recorded sales on Trewen alone to model a trend for it, so this line shows Caernarfon instead.
Property types
- Mid-terrace house80%£139,450
- Detached house20%£169,203
Recent sales
- 3 Trewen, Groeslon, Caernarfon, Gwynedd, LL54 7SY£175,000 · 2025£181,000
- 24 Trewen, Groeslon, Caernarfon, Gwynedd, LL54 7SY£145,000 · 2021£177,000
- 11 Trewen, Groeslon, Caernarfon, Gwynedd, LL54 7SY£70,000 · 2018£102,000
- 12 Trewen, Groeslon, Caernarfon, Gwynedd, LL54 7SY£107,000 · 2006£169,000
- 14 Trewen, Groeslon, Caernarfon, Gwynedd, LL54 7SY£22,940 · 2002£88,000
Addresses in Trewen
- 11 Trewen, Groeslon, Caernarfon, Gwynedd, LL54 7SY£70,000 · 2018£102,000
- 12 Trewen, Groeslon, Caernarfon, Gwynedd, LL54 7SY£107,000 · 2006£169,000
- 14 Trewen, Groeslon, Caernarfon, Gwynedd, LL54 7SY£22,940 · 2002£88,000
- 24 Trewen, Groeslon, Caernarfon, Gwynedd, LL54 7SY£145,000 · 2021£177,000
- 3 Trewen, Groeslon, Caernarfon, Gwynedd, LL54 7SY£175,000 · 2025£181,000
About this area
Trewen, in Caernarfon, is a street. Stede can model 5 properties there, from HM Land Registry Price Paid Data and the UK House Price Index.
As of July 2026, Trewen has a median estimated value of £169,203 and an average of £143,376.
Modelled values in Trewen are +6% over the past year and +15% over five years.
The market here is mostly mid-terrace houses, which make up 80% of the properties Stede tracks in Trewen.
Common questions
What is the average house price in Trewen?
As of July 2026, the average estimated value is £143,376 and the median is £169,203 across 5 properties Stede tracks in Trewen. This is not a formal market valuation.
Are house prices in Trewen going up or down?
Modelled values in Trewen are +6% over the past year and +15% over five years, based on the UK House Price Index.
What types of property are in Trewen?
80% of the properties Stede tracks in Trewen are mid-terrace houses. detached houses are next most common, at 20%.
How many properties are in Trewen?
Stede can model 5 properties in Trewen, with 0 recorded sales in the past 12 months.
How does Stede calculate house prices for Trewen?
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 →