Cymru Wales / South Glamorgan / Cardiff
Pentwyn£233,191
Average price, last 12 months
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The average house price in Pentwyn is £233,191 over the last 12 months. Over the past year prices rose 3.4%.
Cymru Wales / South Glamorgan / Cardiff
Pentwyn£233,191
Average price, last 12 months
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Boundary outlines for this location, using the same colours as the rest of the page.
With £240,000 you could afford the average terraced house in Pentwyn.
Flats
£166,866
In budget
Terraced
£227,130
In budget
Semi-detached
£248,840
£9k short
Detached
£386,250
£146k short
Average sale price by type of home over the last 12 months, from HM Land Registry. These are averages, so cheaper homes of each type do sell.
With a 10% deposit, a 25-year mortgage at 4.5% on the average home in Pentwyn costs £1,167 a month.
£1,167
a month
A repayment mortgage on each location's average sale price over the last 12 months. The rate is an example, not a quote, so check current deals. Many lenders cap borrowing at about 4.5 times income.
Average sale price by property type over the last 12 months.
Share of last 12 months' sales by property type.
Mostly terraced houses
Pentwyn has 1 public park among 8 green space sites. Green space covers 5.5% of the area: about 13 m² per resident, or 1.8 football pitches for every 1,000 people. Less green space per resident than 83% of areas in England and Wales, where the typical area has 31 m².
5.5%
of the land is green space
13 m² per resident, or 1.8 football pitches for every 1,000 residents
1 public park
Each grid is the location's land, one square per 1%. Green space from OS Open Greenspace, not counting golf courses; Contains OS data © Crown copyright and database right 2026.
Pentwyn has about 31 residents for every football pitch of land, or 11,107 people per square mile, which counts as very high density.
Each figure is 2 people. Census 2021 population divided by land area. A football pitch is about 7,140 m² (105 m × 68 m).
Rolling 12-month average for each location, last 10 years. Gaps mean no sales were recorded that month.
Prices in Pentwyn were down on a year earlier in 19 months of the 108 since October 2017. They are now up 3.4% on a year earlier.
Each stripe is one month: the rolling 12-month average against the same month a year earlier, since October 2017. Falls are hatched as well as red.
Monthly sales volume for each location, last 10 years.
Every measure side by side. The highest value in each row is highlighted.
Pentwyn
Cymru Wales / South Glamorgan / Cardiff / Pentwyn
£233,191
Pentwyn
Cymru Wales / South Glamorgan / Cardiff / Pentwyn
+£7,716
Pentwyn
Cymru Wales / South Glamorgan / Cardiff / Pentwyn
+£79,221
Pentwyn
Cymru Wales / South Glamorgan / Cardiff / Pentwyn
87
Pentwyn
Cymru Wales / South Glamorgan / Cardiff / Pentwyn
309
Pentwyn
Cymru Wales / South Glamorgan / Cardiff / Pentwyn
3,178
Pentwyn
Cymru Wales / South Glamorgan / Cardiff / Pentwyn
4,381 per sq mi · Very High
Pentwyn
Cymru Wales / South Glamorgan / Cardiff / Pentwyn
8,057
Pentwyn
Cymru Wales / South Glamorgan / Cardiff / Pentwyn
11,107 per sq mi · Very High
Pentwyn
Cymru Wales / South Glamorgan / Cardiff / Pentwyn
13 m² per resident · less than 83% of areas
Pentwyn
Cymru Wales / South Glamorgan / Cardiff / Pentwyn
5.5%
Pentwyn
Cymru Wales / South Glamorgan / Cardiff / Pentwyn
1
Pentwyn
Cymru Wales / South Glamorgan / Cardiff / Pentwyn
70 per 1,000 · High
Pentwyn
Cymru Wales / South Glamorgan / Cardiff / Pentwyn
−24.1%
Pentwyn
Cymru Wales / South Glamorgan / Cardiff / Pentwyn
5.6 per 1,000
Pentwyn
Cymru Wales / South Glamorgan / Cardiff / Pentwyn
MAY 2026 · £291,000
Pentwyn
Cymru Wales / South Glamorgan / Cardiff / Pentwyn
£200k – £300k · 53.6%
Pentwyn
Cymru Wales / South Glamorgan / Cardiff / Pentwyn
£386,250
Pentwyn
Cymru Wales / South Glamorgan / Cardiff / Pentwyn
£248,840
Pentwyn
Cymru Wales / South Glamorgan / Cardiff / Pentwyn
£227,130
Pentwyn
Cymru Wales / South Glamorgan / Cardiff / Pentwyn
£166,866
Pentwyn
Cymru Wales / South Glamorgan / Cardiff / Pentwyn
6.6%
Pentwyn
Cymru Wales / South Glamorgan / Cardiff / Pentwyn
26.5%
Pentwyn
Cymru Wales / South Glamorgan / Cardiff / Pentwyn
50.3%
Pentwyn
Cymru Wales / South Glamorgan / Cardiff / Pentwyn
16.6%
| Metric | Pentwyn Cymru Wales / South Glamorgan / Cardiff / Pentwyn |
|---|---|
| Latest 12-month average | £233,191 |
| Change over 1 year | +£7,716 |
| Change over ~10 years | +£79,221 |
| Homes sold (last 12 months) | 87 |
| Number of postcodes | 309 |
| Households (Census 2021) | 3,178 |
| Household density | 4,381 per sq mi · Very High |
| Population (Census 2021) | 8,057 |
| Population density | 11,107 per sq mi · Very High |
| Green space per resident | 13 m² per resident · less than 83% of areas |
| Green space share of area | 5.5% |
| Public parks | 1 |
| Crime rate (per 1,000 residents) | 70 per 1,000 · High |
| Crime vs previous 12 months | −24.1% |
| Anti-social behaviour per 1,000 residents | 5.6 per 1,000 |
| Peak month | MAY 2026 · £291,000 |
| Most common price band | £200k – £300k · 53.6% |
| Detached average | £386,250 |
| Semi-detached average | £248,840 |
| Terraced average | £227,130 |
| Flats average | £166,866 |
| Detached share of sales | 6.6% |
| Semi-detached share of sales | 26.5% |
| Terraced share of sales | 50.3% |
| Flats share of sales | 16.6% |
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. Crime is police-recorded crime from police.uk, per 1,000 residents, over the latest 12 published months; anti-social behaviour is counted separately. Contains public sector information licensed under the Open Government Licence v3.0. Source: police.uk.
There's a lot to think about. Whether it's a home to live in or a buy-to-let, our free checklist walks you through what to check before you make an offer.
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.