23, Mary Street, CF46 5LH

23 Mary Street is a 84 m² / 904 sq ft terraced home in Treharris. It sold for £30,000 in March 2021. Indexed forward to today's value, that sale is roughly £38k. Recent local prices imply a broad valuation context of £101k to £167k based on its internal area. The Land Registry and EPC data was last updated 1 June 2026.

Property data
Sale history
Date Paid price Annual growth After inflation
Mar 2021 £30,000 3.6% 1.6%
May 1999 £14,000 na na
Internal area
84 square metres (904 square feet) according to latest EPC inspection
Price per internal area

This property sold for £357 per square metre (£33 per square foot) in Mar 2021. Indexed forward to today's value, this is roughly £447 per square metre (£42 per square foot) .

Date Paid price Paid £/sqm Today's value Today's value £/sqm
Mar 2021 £30,000 £357 £37,540 £447
May 1999 £14,000 £167 £60,803 £724

Calculated using the latest EPC internal area of 84 m². Earlier sale dates may not have had the same measured area available.

Valuation
The most recent sale price indexed forward to today's value is £37,540. This is one data point to inform the valuation. Another method is the valuation implied by what comparable homes are selling for. Homes in Treharris are now selling for between £1,200 and £1,990 per square metre (£111 and £184 per square foot). Based on an internal area of 84 m², this implies a valuation between £101,000 and £167,000. Treat this as context only. For a valuation using hand-picked comparable sales, use the Advanced search tool — create a shortlist of similar condition homes, then export a valuation report.
Bedrooms
3
Type
Terrace
Council tax band
A
Plot size
91 square metres (980 square feet) - map showing freehold boundary lines
EPC Inspections
Summary:
22 January 2021 - energy performance certificate grade G
Certificate:
View energy certificate on GOV.UK
Reason for EPC:
marketed sale
Tenure:
Owner-occupied
Property type:
Mid-Terrace House , has 4 habitable rooms. Estimated year built 1900 to 1929
Area:
84 sqm (904 square foot) total internal area
Comments:
Walls: Granite or whinstone, as built, no insulation (assumed). Roof: Pitched, no insulation (assumed). Heating: No system present: electric heaters assumed.
Frequently asked questions

23 Mary Street is worth whatever price a willing buyer and seller agree upon. However, the following can provide useful context.

  • HouseMetric estimates the most recent sale price indexed forward to today's value is £37,540.
  • Based on an internal area of 84 m² and recent prices in Treharris, this implies a lower and upper quartile range from £101,000 to £167,000, using HouseMetric's implied valuation methodology.

According to HM Land Registry price paid data, 23 Mary Street last sold for £30,000 in March 2021.

HouseMetric shows 23 Mary Street as 84 m² (904 sq ft), based on the latest internal area data available for this property. The bedroom count is shown as 3 bedrooms. Bedroom numbers can come from a previous estate agency listing, an EPC record, or an estimate based on the size of the property.

The latest EPC rating shown by HouseMetric is G, from an inspection dated 22 January 2021. EPC information comes from the public Energy Performance Certificate data for England and Wales.

When we last checked, 23 Mary Street was in council tax band A. Council Tax bands can change, so check the latest Valuation Office Agency Council Tax list.

23 Mary Street is in postcode CF46 5LH, in Treharris. You can also view HouseMetric's sold-price page for Mary Street, CF46 5LH or analysis of the Treharris property market.

HouseMetric combines HM Land Registry price paid data, Energy Performance Certificate data and Ordnance Survey/open data. The data were last updated 1 June 2026. Figures such as indexed values and local valuation ranges are calculated estimates for context, while official records can change as public datasets are updated.

For more detail on HouseMetric data sources, update frequency and valuation methods, see the HouseMetric FAQs.