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21 Harpers Road, Garndiffaith, Pontypool, Torfaen, NP4 8QQ

How much is 21 Harpers Road, Garndiffaith, Pontypool, Torfaen, NP4 8QQ worth?

Estimated value — November 2026

£252,000

Likely range £139,000 – £344,000Four in five similar homes sold within their range when we tested it.

Latest recorded sale December 1997

25%

confidence

Low

Typically within 19% of the sale price

Property details

Semi-detached house

Harpers Road · Pontypool · NP4 8QQ

Address

District
Torfaen
County
Torfaen
See house prices in NP4 →

Value over time

  • Modelled value
  • Projected
  • Likely range (80%)
  • Today's estimate
£0£100k£200k£300k£400k20002002200420062008201020122014201620182020202220242026£252,000

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
Modelled value at the end of each year, with any recorded sales
YearModelled valueLikely range
2000£77,237£64,357 – £90,662
2001£81,385£66,424 – £96,097
2002£96,918£77,514 – £115,812
2003£132,463£103,817 – £159,784
2004£170,263£131,120 – £206,153
2005£176,214£133,410 – £214,487
2006£186,849£138,762 – £228,970
2007£188,721£137,186 – £233,521
2008£175,254£124,964 – £218,307
2009£163,652£114,452 – £206,005
2010£164,065£113,489 – £208,006
2011£162,771£110,936 – £208,391
2012£162,723£109,494 – £210,500
2013£162,486£121,820 – £195,595
2014£164,715£120,914 – £200,376
2015£169,390£121,696 – £208,220
2016£176,210£123,840 – £218,848
2017£179,721£123,496 – £225,497
2018£196,540£131,979 – £249,103
2019£201,476£132,142 – £257,925
2020£218,600£139,954 – £282,631
2021£235,881£147,328 – £307,978
2022£255,397£155,522 – £336,711
2023£246,803£146,428 – £328,524
2024£253,949£146,696 – £341,270
2025£250,886£141,002 – £340,349
2026£252,000£139,000 – £344,000

Sale history

1997Sold
£65,000
2026Today — estimated
+288%£252,000

Mortgage calculator

£1,352

Estimated monthly repayment

£226,800

Loan amount

£260,099

Total interest

£486,899

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

About this property

21 Harpers Road, Garndiffaith, Pontypool, Torfaen, NP4 8QQ is a semi-detached house on Harpers Road in Pontypool, Torfaen. Stede's estimated value for November 2026 is £252,000. Four in five similar homes sold within their likely range when tested; for this property that range is £139,000 to £344,000. It combines its own last sale brought up to date with the House Price Index (75%) and recent sales of 46 similar homes in the same postcode sector (25%). The confidence score is 25 out of 100 (low): estimates like this one are typically within 19% of the eventual sale price.

It last sold in December 1997 for £65,000. The current estimate is 288% higher than that price. The current owner has held it for about 29 years.

The modelled value is down 1% over the past year and up 5% over the past five years.

Among 10 nearby properties Stede tracks in the NP4 area, estimated values run from £191,000 to £306,000. This semi-detached house's £252,000 sits toward the upper end of that range.

Common questions

How much is 21 Harpers Road, Garndiffaith, Pontypool, Torfaen, NP4 8QQ worth?

Stede estimates 21 Harpers Road, Garndiffaith, Pontypool, Torfaen, NP4 8QQ is worth £252,000 as of November 2026, within a likely range of £139,000 to £344,000. 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 21 Harpers Road, Garndiffaith, Pontypool, Torfaen, NP4 8QQ last sell?

It last sold in December 1997 for £65,000.

What type of property is 21 Harpers Road, Garndiffaith, Pontypool, Torfaen, NP4 8QQ?

It is recorded as a Semi-detached house on Harpers Road in the NP4 postcode area.

How reliable is this estimate?

The confidence score is 25 out of 100 (low). Tested against real sales of similar homes, estimates like this one are typically within 19% 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 (75%) and recent sales of 46 similar homes in the same postcode sector (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 1,827 real sales of similar homes.

  • Its sale in December 1997, brought up to today with the House Price Index£271,22175%
  • 46 similar homes sold recently in the same postcode sector£195,47125%

Estimate £252,000, likely £139,000 – £344,000

Read the full methodology and data sources →