40, Arthur Street, CF45 3BL

40 Arthur Street is a 66 m² / 710 sq ft terraced home in Mountain Ash. It sold for £101,000 in May 2025. Indexed forward to today's value, that sale is roughly £102k. Recent local prices imply a broad valuation context of £68k to £103k based on its internal area. The Land Registry and EPC data was last updated 1 June 2026.

Property data
Sale history
Date Paid price Tenure Annual growth After inflation
May 2025 £101,000 Freehold 6.2% 3.3%
Apr 2010 £40,500 Leasehold na na
Apr 2010 £28,000 Leasehold 10.7% 8.5%
Jul 1998 £8,500 Leasehold na na
Floor plan

Archived estate agent floor plan for 40, Arthur Street.

Floorplan 40
View floorplan
Internal area
66 square metres (710 square feet) according to latest EPC inspection
Price per internal area

This property sold for £1,530 per square metre (£142 per square foot) in May 2025. Indexed forward to today's value, this is roughly £1,542 per square metre (£143 per square foot) .

Date Paid price Paid £/sqm Today's value Today's value £/sqm
May 2025 £101,000 £1,530 £101,770 £1,542
Apr 2010 £40,500 £614 £75,327 £1,141
Apr 2010 £28,000 £424 £52,078 £789
Jul 1998 £8,500 £129 £36,481 £553

Calculated using the latest EPC internal area of 66 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 £101,770. This is one data point to inform the valuation. Another method is the valuation implied by what comparable homes are selling for. Homes in Mountain Ash are now selling for between £1,030 and £1,560 per square metre (£95 and £144 per square foot). Based on an internal area of 66 m², this implies a valuation between £68,000 and £103,000. 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
124 square metres (1,335 square feet) - map showing freehold boundary lines
Company ownership
Title number
CYM871454
Tenure
Freehold
Title address
40 Arthur Street, Mountain Ash
Owner
ASSURED PD LTD (Company reference number: 14611901)
Proprietor address: Reservoir House, Rowberrow, Winscombe BS25 1QH
Ownership record added to Land Registry's corporate ownership dataset 04 Jul 2023
Archived listings
History:
Archived sales listing for 40 Arthur Street. Advertised on multiple portals. It was reduced on 05/09/2024. It last appeared Mar 2025.
Photos:

There are 15 archived estate agent listing photos for 40 Arthur Street.

Photos for 40 Arthur Street
View photos
Advertiser remarks:
  • 3 bedrooms
  • 1 bathrooms
EPC Inspections
Summary:
29 November 2016 - energy performance certificate grade D
Certificate:
View energy certificate on GOV.UK
Reason for EPC:
Rental
Tenure:
Private rental
Property type:
Mid-Terrace House , has 4 habitable rooms. Estimated year built 1900 to 1929
Area:
66 sqm (710 square foot) total internal area
Comments:
Walls: Solid brick, as built, no insulation (assumed). Roof: Pitched, 270 mm loft insulation. Heating: Boiler and radiators, mains gas.
Summary:
01 March 2014 - energy performance certificate grade D
Certificate:
View energy certificate on GOV.UK
Reason for EPC:
Assessment for Green Deal
Tenure:
Owner-occupied
Property type:
Mid-Terrace House , has 4 habitable rooms. Estimated year built before 1900
Area:
63 sqm (678 square foot) total internal area
Comments:
Walls: Granite or whinstone, as built, no insulation (assumed). Roof: Pitched, 200 mm loft insulation. Heating: Boiler and radiators, mains gas.
Summary:
27 April 2009 - energy performance certificate grade D
Reason for EPC:
None
Tenure:
Owner-occupied
Property type:
None , has 4 habitable rooms. Estimated year built 1900 to 1929
Area:
78 sqm (840 square foot) total internal area
Comments:
Frequently asked questions

40 Arthur 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 £101,770.
  • Based on an internal area of 66 m² and recent prices in Mountain Ash, this implies a lower and upper quartile range from £68,000 to £103,000, using HouseMetric's implied valuation methodology.

According to HM Land Registry price paid data, 40 Arthur Street last sold for £101,000 in May 2025.

HouseMetric shows 40 Arthur Street as 66 m² (710 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 D, from an inspection dated 29 November 2016. EPC information comes from the public Energy Performance Certificate data for England and Wales.

When we last checked, 40 Arthur Street was in council tax band A. Council Tax bands can change, so check the latest Valuation Office Agency Council Tax list.

40 Arthur Street is in postcode CF45 3BL, in Mountain Ash. You can also view HouseMetric's sold-price page for Arthur Street, CF45 3BL or analysis of the Mountain Ash 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.