House prices on Pentwyn Isaf
Median value — July 2026
£453,099
Modelled from 25 properties Stede tracks in Pentwyn Isaf
Market snapshot
£453,099
Median value
£441,635
Average value
2
Sales in the last 12 months
+4%
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 | £55,799 |
| 2001 | £58,745 |
| 2002 | £73,900 |
| 2003 | £95,099 |
| 2004 | £122,152 |
| 2005 | £133,508 |
| 2006 | £139,839 |
| 2007 | £146,393 |
| 2008 | £131,079 |
| 2009 | £128,826 |
| 2010 | £125,155 |
| 2011 | £132,158 |
| 2012 | £126,752 |
| 2013 | £128,742 |
| 2014 | £138,463 |
| 2015 | £141,189 |
| 2016 | £143,060 |
| 2017 | £153,754 |
| 2018 | £165,892 |
| 2019 | £168,879 |
| 2020 | £181,910 |
| 2021 | £204,534 |
| 2022 | £230,157 |
| 2023 | £227,102 |
| 2024 | £237,737 |
| 2025 | £240,057 |
| 2026 | £247,146 |
There aren't enough recorded sales on Pentwyn Isaf alone to model a trend for it, so this line shows Caerphilly instead.
Property types
- Detached house96%£454,216
- Semi-detached house4%£135,037
Recent sales
- 18 Pentwyn Isaf, Caerphilly, CF83 2NR£440,000 · 2026£433,000
- 29 Pentwyn Isaf, Caerphilly, CF83 2NR£430,000 · 2026£433,000
- 4 Pentwyn Isaf, Caerphilly, CF83 2NR£440,000 · 2024£481,000
- 12 Pentwyn Isaf, Caerphilly, CF83 2NR£389,000 · 2024£425,000
- 5 Pentwyn Isaf, Caerphilly, CF83 2NR£336,500 · 2020£453,000
- 10 Pentwyn Isaf, Caerphilly, CF83 2NR£290,000 · 2017£462,000
- 30 Pentwyn Isaf, Caerphilly, CF83 2NR£150,000 · 2017£245,000
- 15 Pentwyn Isaf, Caerphilly, CF83 2NR£175,000 · 2014£309,000
Addresses in Pentwyn Isaf
- 1 Pentwyn Isaf, Caerphilly, CF83 2NR£169,950 · 2007£306,000
- 10 Pentwyn Isaf, Caerphilly, CF83 2NR£290,000 · 2017£462,000
- 11 Pentwyn Isaf, Caerphilly, CF83 2NR£106,000 · 1999£455,000
- 12 Pentwyn Isaf, Caerphilly, CF83 2NR£389,000 · 2024£425,000
- 13 Pentwyn Isaf, Caerphilly, CF83 2NR£130,000 · 2001£488,000
- 14 Pentwyn Isaf, Caerphilly, CF83 2NR£185,000 · 2003£494,000
- 15 Pentwyn Isaf, Caerphilly, CF83 2NR£175,000 · 2014£309,000
- 16 Pentwyn Isaf, Caerphilly, CF83 2NR£87,100 · 1999£384,000
- 18 Pentwyn Isaf, Caerphilly, CF83 2NR£440,000 · 2026£433,000
- 19 Pentwyn Isaf, Caerphilly, CF83 2NR£120,000 · 2002£431,000
- 25 Pentwyn Isaf, Caerphilly, CF83 2NR£240,000 · 2013£465,000
- 27 Pentwyn Isaf, Caerphilly, CF83 2NR£349,950 · 2014£640,000
- 29 Pentwyn Isaf, Caerphilly, CF83 2NR£430,000 · 2026£433,000
- 3 Pentwyn Isaf, Caerphilly, CF83 2NR£84,000 · 1997£399,000
- 30 Pentwyn Isaf, Caerphilly, CF83 2NR£150,000 · 2017£245,000
- 4 Pentwyn Isaf, Caerphilly, CF83 2NR£440,000 · 2024£481,000
- 5 Pentwyn Isaf, Caerphilly, CF83 2NR£336,500 · 2020£453,000
- 7 Pentwyn Isaf, Caerphilly, CF83 2NR£224,400 · 2010£423,000
- 9 Pentwyn Isaf, Caerphilly, CF83 2NR£300,000 · 2007£514,000
- Ashcroft, Pentwyn Isaf, Caerphilly, CF83 2NR£46,000 · 2000£195,000
- Four Braize, Pentwyn Isaf, Caerphilly, CF83 2NR£271,500 · 2006£510,000
- Kericks, Pentwyn Isaf, Caerphilly, CF83 2NR£330,000 · 2011£639,000
- O Dalaigh, Pentwyn Isaf, Caerphilly, CF83 2NR£158,000 · 2000£632,000
- Plot 5A, Pentwyn Isaf, Caerphilly, CF83 2NR£30,000 · 2001£135,000
- Ty Celyn Derw, Pentwyn Isaf, Caerphilly, CF83 2NR£172,000 · 2001£690,000
About this area
Pentwyn Isaf, in Caerphilly, is a street. Stede can model 25 properties there, from HM Land Registry Price Paid Data and the UK House Price Index.
As of July 2026, Pentwyn Isaf has a median estimated value of £453,099 and an average of £441,635.
Modelled values in Pentwyn Isaf are +4% over the past year and +25% over five years.
The market here is mostly detached houses, which make up 96% of the properties Stede tracks in Pentwyn Isaf.
2 sales were recorded in Pentwyn Isaf over the past 12 months.
Common questions
What is the average house price in Pentwyn Isaf?
As of July 2026, the average estimated value is £441,635 and the median is £453,099 across 25 properties Stede tracks in Pentwyn Isaf. This is not a formal market valuation.
Are house prices in Pentwyn Isaf going up or down?
Modelled values in Pentwyn Isaf are +4% over the past year and +25% over five years, based on the UK House Price Index.
What types of property are in Pentwyn Isaf?
96% of the properties Stede tracks in Pentwyn Isaf are detached houses. semi-detached houses are next most common, at 4%.
How many properties are in Pentwyn Isaf?
Stede can model 25 properties in Pentwyn Isaf, with 2 recorded sales in the past 12 months.
How does Stede calculate house prices for Pentwyn Isaf?
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 →