How much is 4 Pentwyn Avenue, Blackwood, Caerphilly, NP12 1HS worth?
Estimated value — November 2026
£372,000
Likely range £296,000 – £465,000Four in five similar homes sold within their range when we tested it.
Latest recorded sale July 2011
60%
confidence
Medium
Typically within 10% of the sale price
Property details
Semi-detached house
Pentwyn Avenue · Blackwood · NP12 1HS
Energy performance
Mains Gas · EPC 8703-6897-4629-6196-4603 · inspected June 2010
Address
- District
- Caerphilly
- County
- Caerphilly
Value over time
- Modelled value
- Recorded sale
- Projected
- Likely range (80%)
- Today's estimate
Drawn through each of this property's recorded sales and ending at today's estimate, with the UK House Price Index for its area and property type filling in the months between. The shaded band is where four in five prices fell when we tested this line against real sales of similar homes; it widens the further a month is from a recorded sale, and today it matches the likely range above.
View as a table
| Year | Modelled value | Likely range | Recorded sale |
|---|---|---|---|
| 2000 | £80,475 | £69,087 – £92,671 | — |
| 2001 | £86,574 | £73,730 – £100,377 | — |
| 2002 | £112,107 | £94,710 – £130,486 | — |
| 2003 | £147,796 | £124,202 – £171,570 | — |
| 2004 | £193,165 | £162,754 – £224,516 | — |
| 2005 | £214,703 | £182,092 – £249,492 | — |
| 2006 | £229,866 | £196,551 – £265,634 | — |
| 2007 | £244,994 | £211,187 – £282,017 | — |
| 2008 | £224,889 | £195,386 – £259,457 | — |
| 2009 | £225,966 | £197,356 – £265,514 | — |
| 2010 | £224,972 | £194,125 – £284,682 | — |
| 2011 | £239,983 | £205,564 – £310,007 | £225,000 |
| 2012 | £226,817 | £196,512 – £269,635 | — |
| 2013 | £228,093 | £195,703 – £266,846 | — |
| 2014 | £242,425 | £205,552 – £284,508 | — |
| 2015 | £244,279 | £204,825 – £288,808 | — |
| 2016 | £244,214 | £202,707 – £291,364 | — |
| 2017 | £259,811 | £213,840 – £311,753 | — |
| 2018 | £276,796 | £226,339 – £333,407 | — |
| 2019 | £278,818 | £226,562 – £337,506 | — |
| 2020 | £294,060 | £237,354 – £358,142 | — |
| 2021 | £326,121 | £261,725 – £399,574 | — |
| 2022 | £362,114 | £289,419 – £446,115 | — |
| 2023 | £352,844 | £281,444 – £436,956 | — |
| 2024 | £362,827 | £289,155 – £451,216 | — |
| 2025 | £361,134 | £287,515 – £450,713 | — |
| 2026 | £372,000 | £296,000 – £465,000 | — |
Sale history
Mortgage calculator
£1,997
Estimated monthly repayment
£334,800
Loan amount
£383,956
Total interest
£718,756
Total repayable
A guide only, based on a capital repayment mortgage held at a constant interest rate for the full term. Not a mortgage offer or financial advice.
Related properties
- 8 Pentwyn Avenue, Blackwood, Caerphilly, NP12 1HS£327,500 · 2022£383,000
- 3 Pentwyn Avenue, Blackwood, Caerphilly, NP12 1HS£185,000 · 2014£337,000
- 15 Pentwyn Avenue, Blackwood, Caerphilly, NP12 1HS£199,950 · 2014£345,000
- 16 Pentwyn Avenue, Blackwood, Caerphilly, NP12 1HS£237,500 · 2012£399,000
- 14 Pentwyn Avenue, Blackwood, Caerphilly, NP12 1HS£180,000 · 2009£339,000
- Sholom, 10, Pentwyn Avenue, Blackwood, Caerphilly, NP12 1HS£290,000 · 2022£328,000
- 2 Pentwyn Avenue, Blackwood, Caerphilly, NP12 1HS£95,000 · 2003£269,000
- 9 Pentwyn Avenue, Blackwood, Caerphilly, NP12 1HS£350,000 · 2023£408,000
- 17 Pentwyn Avenue, Blackwood, Caerphilly, NP12 1HS£229,950 · 2008£377,000
- 11 Pentwyn Avenue, Blackwood, Caerphilly, NP12 1HS£460,000 · 2021£504,000
About this property
4 Pentwyn Avenue, Blackwood, Caerphilly, NP12 1HS is a semi-detached house on Pentwyn Avenue in Blackwood, Caerphilly. Stede's estimated value for November 2026 is £372,000. Four in five similar homes sold within their likely range when tested; for this property that range is £296,000 to £465,000. It combines its own last sale brought up to date with the House Price Index (50%), recent sales of 100 similar homes in the same postcode sector (25%) and their price per m² applied to its floor area (25%). The confidence score is 60 out of 100 (medium): estimates like this one are typically within 10% of the eventual sale price.
It last sold in July 2011 for £225,000. It has 2 sales on record, the earliest in 1996. The current estimate is 65% higher than that price. The current owner has held it for about 15 years.
Its EPC energy-efficiency rating is band E (51 out of 100). The certificate records a total floor area of 110 m² (1,184 sq ft). It was lodged in June 2010.
The modelled value is up 4% over the past year and up 16% over the past five years.
Among 10 nearby properties Stede tracks in the NP12 area, estimated values run from £269,000 to £504,000. This semi-detached house's £372,000 sits around the middle of that range.
Common questions
How much is 4 Pentwyn Avenue, Blackwood, Caerphilly, NP12 1HS worth?
Stede estimates 4 Pentwyn Avenue, Blackwood, Caerphilly, NP12 1HS is worth £372,000 as of November 2026, within a likely range of £296,000 to £465,000. The estimate is generated automatically from recorded sale prices of this and similar nearby homes and the UK House Price Index, and is not a formal valuation.
When did 4 Pentwyn Avenue, Blackwood, Caerphilly, NP12 1HS last sell?
It last sold in July 2011 for £225,000. There are 2 sales on record, the earliest in 1996.
What type of property is 4 Pentwyn Avenue, Blackwood, Caerphilly, NP12 1HS?
It is recorded as a Semi-detached house on Pentwyn Avenue in the NP12 postcode area.
What is the EPC rating of 4 Pentwyn Avenue, Blackwood, Caerphilly, NP12 1HS?
4 Pentwyn Avenue, Blackwood, Caerphilly, NP12 1HS has an EPC energy-efficiency rating of band E (51 out of 100). The certificate records a floor area of 110 m² (1,184 sq ft). EPC data is published by the Ministry of Housing, Communities & Local Government and reflects the most recent certificate on record.
How reliable is this estimate?
The confidence score is 60 out of 100 (medium). Tested against real sales of similar homes, estimates like this one are typically within 10% of the sale price, and four in five sold within their likely range. The figure is a data model, not a RICS valuation or Home Report, and should not be used for mortgage or legal decisions.
How does Stede calculate this estimate?
It combines its own last sale brought up to date with the House Price Index (50%), recent sales of 100 similar homes in the same postcode sector (25%) and their price per m² applied to its floor area (25%). Each piece of evidence gets the share that proved most accurate when tested against real sales of similar homes, and the same testing sets the likely range and confidence. Full detail is on the methodology page.
How we got this figure
We weighed the evidence below, giving each piece the share that proved most accurate when we tested it against real sales of similar homes. The likely range and confidence come from testing the same method against 34,670 real sales of similar homes.
- Its sale in July 2011, brought up to today with the House Price Index£459,48750%
- 100 similar homes sold recently in the same postcode sector£233,51725%
- Recent price per m² in the same postcode sector, for its 110 m²£334,01425%
Estimate £372,000, likely £296,000 – £465,000
Read the full methodology and data sources →