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15 Merthyr Street, Cathays, Cardiff, CF24 4JL

How much is 15 Merthyr Street, Cathays, Cardiff, CF24 4JL worth?

Estimated value — November 2026

£262,000

Likely range £197,000 – £311,000Four in five similar homes sold within their range when we tested it.

Latest recorded sale September 1997

58%

confidence

Medium

Typically within 11% of the sale price

Property details

Mid-terrace house

Merthyr Street · Cardiff · CF24 4JL

82 m²883 sq ftFloor area
1900-1929Built
Mains gas boilerHeating

Energy performance

Current ratingD65
PotentialB85

Mains Gas (Not Community) · EPC 8808-0075-3329-7126-1983 · inspected January 2018

Address

District
Cardiff
County
Cardiff
See house prices in CF24 →

Value over time

  • Modelled value
  • Projected
  • Likely range (80%)
  • Today's estimate
£0£100k£200k£300k£400k20002002200420062008201020122014201620182020202220242026£262,000

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£57,791£49,222 – £66,767
2001£66,905£56,324 – £77,470
2002£83,347£69,392 – £97,112
2003£100,987£83,228 – £118,003
2004£126,245£103,227 – £147,365
2005£130,239£105,661 – £152,113
2006£139,015£111,697 – £162,778
2007£142,965£113,691 – £168,091
2008£127,466£100,492 – £150,293
2009£132,135£103,498 – £156,578
2010£132,959£103,971 – £158,051
2011£136,468£106,335 – £163,113
2012£138,359£107,571 – £166,076
2013£142,661£122,772 – £157,655
2014£156,551£133,382 – £174,017
2015£162,540£137,090 – £181,725
2016£167,577£139,901 – £188,441
2017£177,383£146,565 – £200,615
2018£185,521£151,698 – £211,019
2019£192,154£155,473 – £219,806
2020£201,169£161,041 – £231,419
2021£220,939£174,972 – £255,591
2022£249,427£195,393 – £290,160
2023£244,239£189,233 – £285,705
2024£249,772£191,377 – £293,793
2025£256,478£194,315 – £303,339
2026£262,000£197,000 – £311,000

Sale history

1997Sold
£45,000
2026Today — estimated
+482%£262,000

Mortgage calculator

£1,406

Estimated monthly repayment

£235,800

Loan amount

£270,421

Total interest

£506,221

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

15 Merthyr Street, Cathays, Cardiff, CF24 4JL is a mid-terrace house on Merthyr Street in Cardiff. Stede's estimated value for November 2026 is £262,000. Four in five similar homes sold within their likely range when tested; for this property that range is £197,000 to £311,000. 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 206 similar homes in the same postcode sector (25%). The confidence score is 58 out of 100 (medium): estimates like this one are typically within 11% of the eventual sale price.

It last sold in September 1997 for £45,000. The current estimate is 482% higher than that price. The current owner has held it for about 29 years.

Its EPC energy-efficiency rating is band D (65 out of 100), with a potential of band B (85) after the recommended improvements. The certificate records a total floor area of 82 m² (883 sq ft). It was lodged in January 2018.

The modelled value is up 2% over the past year and up 20% over the past five years.

Among 10 nearby properties Stede tracks in the CF24 area, estimated values run from £242,000 to £286,000. This mid-terrace house's £262,000 sits around the middle of that range.

Common questions

How much is 15 Merthyr Street, Cathays, Cardiff, CF24 4JL worth?

Stede estimates 15 Merthyr Street, Cathays, Cardiff, CF24 4JL is worth £262,000 as of November 2026, within a likely range of £197,000 to £311,000. 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 15 Merthyr Street, Cathays, Cardiff, CF24 4JL last sell?

It last sold in September 1997 for £45,000.

What type of property is 15 Merthyr Street, Cathays, Cardiff, CF24 4JL?

It is recorded as a Mid-terrace house on Merthyr Street in the CF24 postcode area.

What is the EPC rating of 15 Merthyr Street, Cathays, Cardiff, CF24 4JL?

15 Merthyr Street, Cathays, Cardiff, CF24 4JL has an EPC energy-efficiency rating of band D (65 out of 100). Its potential rating after the recommended improvements is band B (85). The certificate records a floor area of 82 m² (883 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 58 out of 100 (medium). Tested against real sales of similar homes, estimates like this one are typically within 11% 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 206 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 49,875 real sales of similar homes.

  • Recent price per m² in the same postcode sector, for its 82 m²£266,76650%
  • Its sale in September 1997, brought up to today with the House Price Index£228,02725%
  • 206 similar homes sold recently in the same postcode sector£287,74225%

Estimate £262,000, likely £197,000 – £311,000

Read the full methodology and data sources →