Cymru Wales / Ynys Môn Isle of Anglesey
Trewalchmai£219,350
Average price, last 12 months
−1.9% in a year
Compare house prices
How do I compare house prices between areas?
The average house price in Trewalchmai is £219,350 over the last 12 months. Over the past year prices fell 1.9%.
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Where is this area?
Boundary outlines for this location, using the same colours as the rest of the page.
What does each type of home cost?
Average sale price by property type over the last 12 months.
Detached
- £258,833
Semi-detached
- £177,000
Terraced
- £154,500
What kinds of homes sell in each area?
Share of last 12 months' sales by property type.
- Detached
- Semi-detached
- Terraced
- Flats
Trewalchmai
Mostly detached houses
67%
28%
How do all the numbers compare?
Every measure side by side. The highest value in each row is highlighted.
Latest 12-month average
Trewalchmai
Cymru Wales / Ynys Môn Isle of Anglesey / Trewalchmai
£219,350
Change over 1 year
Trewalchmai
Cymru Wales / Ynys Môn Isle of Anglesey / Trewalchmai
−£4,275
Change over ~10 years
Trewalchmai
Cymru Wales / Ynys Môn Isle of Anglesey / Trewalchmai
+£60,719
Homes sold (last 12 months)
Trewalchmai
Cymru Wales / Ynys Môn Isle of Anglesey / Trewalchmai
10
Homes sold vs previous 12 months
Trewalchmai
Cymru Wales / Ynys Môn Isle of Anglesey / Trewalchmai
+2
Number of postcodes
Trewalchmai
Cymru Wales / Ynys Môn Isle of Anglesey / Trewalchmai
39
Households (Census 2021)
Trewalchmai
Cymru Wales / Ynys Môn Isle of Anglesey / Trewalchmai
409
Household density
Trewalchmai
Cymru Wales / Ynys Môn Isle of Anglesey / Trewalchmai
156 per sq mi · High
Population (Census 2021)
Trewalchmai
Cymru Wales / Ynys Môn Isle of Anglesey / Trewalchmai
996
Population density
Trewalchmai
Cymru Wales / Ynys Môn Isle of Anglesey / Trewalchmai
380 per sq mi · High
Green space per resident
Trewalchmai
Cymru Wales / Ynys Môn Isle of Anglesey / Trewalchmai
36 m² per resident · more than 59% of areas
Green space share of area
Trewalchmai
Cymru Wales / Ynys Môn Isle of Anglesey / Trewalchmai
0.5%
Public parks
Trewalchmai
Cymru Wales / Ynys Môn Isle of Anglesey / Trewalchmai
0
Peak month
Trewalchmai
Cymru Wales / Ynys Môn Isle of Anglesey / Trewalchmai
OCT 2022 · £550,000
Most common price band
Trewalchmai
Cymru Wales / Ynys Môn Isle of Anglesey / Trewalchmai
£100k – £150k · 50.0%
Detached average
Trewalchmai
Cymru Wales / Ynys Môn Isle of Anglesey / Trewalchmai
£258,833
Semi-detached average
Trewalchmai
Cymru Wales / Ynys Môn Isle of Anglesey / Trewalchmai
£177,000
Terraced average
Trewalchmai
Cymru Wales / Ynys Môn Isle of Anglesey / Trewalchmai
£154,500
Flats average
Trewalchmai
Cymru Wales / Ynys Môn Isle of Anglesey / Trewalchmai
—
Detached share of sales
Trewalchmai
Cymru Wales / Ynys Môn Isle of Anglesey / Trewalchmai
66.7%
Semi-detached share of sales
Trewalchmai
Cymru Wales / Ynys Môn Isle of Anglesey / Trewalchmai
5.6%
Terraced share of sales
Trewalchmai
Cymru Wales / Ynys Môn Isle of Anglesey / Trewalchmai
27.8%
Flats share of sales
Trewalchmai
Cymru Wales / Ynys Môn Isle of Anglesey / Trewalchmai
0.0%
| Metric | Trewalchmai Cymru Wales / Ynys Môn Isle of Anglesey / Trewalchmai |
|---|---|
| Latest 12-month average | £219,350 |
| Change over 1 year | −£4,275 |
| Change over ~10 years | +£60,719 |
| Homes sold (last 12 months) | 10 |
| Homes sold vs previous 12 months | +2 |
| Number of postcodes | 39 |
| Households (Census 2021) | 409 |
| Household density | 156 per sq mi · High |
| Population (Census 2021) | 996 |
| Population density | 380 per sq mi · High |
| Green space per resident | 36 m² per resident · more than 59% of areas |
| Green space share of area | 0.5% |
| Public parks | 0 |
| Peak month | OCT 2022 · £550,000 |
| Most common price band | £100k – £150k · 50.0% |
| Detached average | £258,833 |
| Semi-detached average | £177,000 |
| Terraced average | £154,500 |
| Flats average | — |
| Detached share of sales | 66.7% |
| Semi-detached share of sales | 5.6% |
| Terraced share of sales | 27.8% |
| Flats share of sales | 0.0% |
Sold prices from HM Land Registry. Households and population from Census 2021. Green space from OS Open Greenspace, not counting golf courses; Contains OS data © Crown copyright and database right 2026.
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What to check before you buyContains HM Land Registry data © Crown copyright and database right 2026. This data is licensed under the Open Government Licence v3.0.