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113 Heol Isaf, Radyr, Cardiff, CF15 8DW

How much is 113 Heol Isaf, Radyr, Cardiff, CF15 8DW worth?

Estimated value — November 2026

£663,000

Likely range £519,000 – £782,000Four in five similar homes sold within their range when we tested it.

Latest recorded sale May 1996

60%

confidence

Medium

Typically within 10% of the sale price

Property details

Detached house

Heol Isaf · Cardiff · CF15 8DW

Address

District
Cardiff
County
Cardiff
See house prices in CF15 →

Value over time

  • Modelled value
  • Projected
  • Likely range (80%)
  • Today's estimate
£0£200k£400k£600k£800k20002002200420062008201020122014201620182020202220242026£663,000

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£212,369£179,264 – £246,183
2001£242,073£202,387 – £282,077
2002£292,935£243,007 – £341,575
2003£334,241£275,551 – £389,443
2004£397,771£325,621 – £463,860
2005£398,970£323,728 – £466,866
2006£416,154£334,909 – £488,373
2007£427,068£341,213 – £503,245
2008£384,927£306,779 – £455,279
2009£391,343£311,477 – £464,758
2010£402,367£319,775 – £480,635
2011£411,521£326,771 – £492,504
2012£407,383£358,877 – £447,468
2013£418,242£365,440 – £461,877
2014£455,573£394,787 – £505,806
2015£472,357£405,940 – £527,243
2016£489,046£416,771 – £548,773
2017£509,049£430,163 – £574,240
2018£531,472£445,295 – £602,688
2019£545,231£452,908 – £621,526
2020£560,606£461,655 – £642,378
2021£608,364£496,615 – £700,712
2022£667,686£540,246 – £773,001
2023£650,988£522,061 – £757,532
2024£656,085£521,438 – £767,356
2025£661,895£521,303 – £778,078
2026£663,000£519,000 – £782,000

Sale history

1996Sold
£143,000
2026Today — estimated
+364%£663,000

Mortgage calculator

£3,558

Estimated monthly repayment

£596,700

Loan amount

£684,309

Total interest

£1,281,009

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

113 Heol Isaf, Radyr, Cardiff, CF15 8DW is a detached house on Heol Isaf in Cardiff. Stede's estimated value for November 2026 is £663,000. Four in five similar homes sold within their likely range when tested; for this property that range is £519,000 to £782,000. It combines its own last sale brought up to date with the House Price Index (75%) and recent sales of 125 similar homes in the same postcode sector (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 May 1996 for £143,000. The current estimate is 364% higher than that price. The current owner has held it for about 30 years.

The modelled value is unchanged over the past year and up 11% over the past five years.

Among 10 nearby properties Stede tracks in the CF15 area, estimated values run from £550,000 to £781,000. This detached house's £663,000 sits around the middle of that range.

Common questions

How much is 113 Heol Isaf, Radyr, Cardiff, CF15 8DW worth?

Stede estimates 113 Heol Isaf, Radyr, Cardiff, CF15 8DW is worth £663,000 as of November 2026, within a likely range of £519,000 to £782,000. 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 113 Heol Isaf, Radyr, Cardiff, CF15 8DW last sell?

It last sold in May 1996 for £143,000.

What type of property is 113 Heol Isaf, Radyr, Cardiff, CF15 8DW?

It is recorded as a Detached house on Heol Isaf in the CF15 postcode area.

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 (75%) and recent sales of 125 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 56,151 real sales of similar homes.

  • Its sale in May 1996, brought up to today with the House Price Index£718,89875%
  • 125 similar homes sold recently in the same postcode sector£496,49625%

Estimate £663,000, likely £519,000 – £782,000

Read the full methodology and data sources →