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14 Pentwyn Avenue, Mountain Ash, Rhondda Cynon Taff, CF45 4YF

How much is 14 Pentwyn Avenue, Mountain Ash, Rhondda Cynon Taff, CF45 4YF worth?

Estimated value — November 2026

£117,000

Likely range £91,000 – £134,000Four in five similar homes sold within their range when we tested it.

Latest recorded sale February 1999

64%

confidence

Medium

Typically within 9% of the sale price

Property details

Mid-terrace house

Pentwyn Avenue · Mountain Ash · CF45 4YF

65 m²700 sq ftFloor area
1900-1929Built
Electric heatingHeating

Energy performance

Current ratingG15
PotentialA93

To Be Used Only When There Is No Heating/Hot-Water System Or Data Is From A Community Network · EPC 8300-6033-0022-2009-3993 · inspected January 2021

Address

District
Rhondda Cynon Taff
County
Rhondda Cynon Taff
See house prices in CF45 →

Value over time

  • Modelled value
  • Projected
  • Likely range (80%)
  • Today's estimate
£0£50k£100k£150k20002002200420062008201020122014201620182020202220242026£117,000

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£22,892£19,837 – £26,619
2001£26,576£22,802 – £30,606
2002£30,962£26,279 – £35,612
2003£41,014£34,455 – £47,391
2004£56,702£47,165 – £65,747
2005£61,394£50,688 – £71,061
2006£70,198£57,587 – £81,141
2007£75,167£61,187 – £86,903
2008£64,087£51,682 – £74,322
2009£63,504£50,816 – £73,717
2010£61,012£48,471 – £71,098
2011£60,050£47,662 – £70,089
2012£59,461£47,081 – £69,636
2013£59,841£47,319 – £70,388
2014£64,692£51,091 – £76,009
2015£66,928£57,824 – £72,881
2016£68,443£58,580 – £74,892
2017£73,370£62,204 – £80,671
2018£75,190£63,139 – £83,069
2019£80,088£66,605 – £88,904
2020£86,151£70,951 – £96,089
2021£96,913£79,031 – £108,605
2022£110,838£89,491 – £124,795
2023£102,749£82,130 – £116,231
2024£110,649£87,551 – £125,752
2025£114,614£89,762 – £130,864
2026£117,000£91,000 – £134,000

Sale history

1999Sold
£25,000
2026Today — estimated
+368%£117,000

Mortgage calculator

£628

Estimated monthly repayment

£105,300

Loan amount

£120,760

Total interest

£226,060

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

14 Pentwyn Avenue, Mountain Ash, Rhondda Cynon Taff, CF45 4YF is a mid-terrace house on Pentwyn Avenue in Mountain Ash, Rhondda Cynon Taff. Stede's estimated value for November 2026 is £117,000. Four in five similar homes sold within their likely range when tested; for this property that range is £91,000 to £134,000. It combines their price per m² applied to its floor area (50%), its own last sale brought up to date with the House Price Index (25%) and recent sales of 151 similar homes in the same postcode sector (25%). The confidence score is 64 out of 100 (medium): estimates like this one are typically within 9% of the eventual sale price.

It last sold in February 1999 for £25,000. The current estimate is 368% higher than that price. The current owner has held it for about 27 years.

Its EPC energy-efficiency rating is band G (15 out of 100), with a potential of band A (93) after the recommended improvements. The certificate records a total floor area of 65 m² (700 sq ft). It was lodged in January 2021.

The modelled value is up 3% over the past year and up 24% over the past five years.

Among 10 nearby properties Stede tracks in the CF45 area, estimated values run from £110,000 to £128,000. This mid-terrace house's £117,000 sits around the middle of that range.

Common questions

How much is 14 Pentwyn Avenue, Mountain Ash, Rhondda Cynon Taff, CF45 4YF worth?

Stede estimates 14 Pentwyn Avenue, Mountain Ash, Rhondda Cynon Taff, CF45 4YF is worth £117,000 as of November 2026, within a likely range of £91,000 to £134,000. 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 14 Pentwyn Avenue, Mountain Ash, Rhondda Cynon Taff, CF45 4YF last sell?

It last sold in February 1999 for £25,000.

What type of property is 14 Pentwyn Avenue, Mountain Ash, Rhondda Cynon Taff, CF45 4YF?

It is recorded as a Mid-terrace house on Pentwyn Avenue in the CF45 postcode area.

What is the EPC rating of 14 Pentwyn Avenue, Mountain Ash, Rhondda Cynon Taff, CF45 4YF?

14 Pentwyn Avenue, Mountain Ash, Rhondda Cynon Taff, CF45 4YF has an EPC energy-efficiency rating of band G (15 out of 100). Its potential rating after the recommended improvements is band A (93). The certificate records a floor area of 65 m² (700 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 64 out of 100 (medium). Tested against real sales of similar homes, estimates like this one are typically within 9% 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 their price per m² applied to its floor area (50%), its own last sale brought up to date with the House Price Index (25%) and recent sales of 151 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 15,167 real sales of similar homes.

  • Recent price per m² in the same postcode sector, for its 65 m²£108,64450%
  • Its sale in February 1999, brought up to today with the House Price Index£116,81025%
  • 151 similar homes sold recently in the same postcode sector£135,70425%

Estimate £117,000, likely £91,000 – £134,000

Read the full methodology and data sources →