Property data
Sale history
Date Paid price Annual growth After inflation
Sep 2025 £270,000 7.8% 4.1%
May 2016 £134,000 -2.7% -4.8%
Aug 2007 £170,000 na na
Internal area
113 square metres (1,216 square feet) according to latest EPC inspection
Price per internal area

This property sold for £2,389 per square metre (£222 per square foot) in Sep 2025. Indexed forward to today's value, this is roughly £2,450 per square metre (£228 per square foot) .

Date Paid price Paid £/sqm Today's value Today's value £/sqm
Sep 2025 £270,000 £2,389 £276,865 £2,450
May 2016 £134,000 £1,186 £220,034 £1,947
Aug 2007 £170,000 £1,504 £261,272 £2,312

Calculated using the latest EPC internal area of 113 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 £276,865. This is one data point to inform the valuation. Another method is the valuation implied by what comparable homes are selling for. Homes in Blaenffos are now selling for between £1,970 and £3,100 per square metre (£183 and £287 per square foot). Based on an internal area of 113 m², this implies a valuation between £223,000 and £350,000. 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
na
Type
Detached
Council tax band
D
Plot size
410 square metres (4,413 square feet) - map showing freehold boundary lines
Archived listings
History:
Archived sales listing for Isfryn . Advertised on multiple portals. It was reduced on 10/12/2015. It last appeared Jun 2016.
Photos:

There are 18 archived estate agent listing photos for Isfryn .

Photos for Isfryn
View photos
Advertiser remarks:
  • 4 bedrooms
EPC Inspections
Summary:
07 February 2014 - energy performance certificate grade E
Certificate:
View energy certificate on GOV.UK
Reason for EPC:
marketed sale
Tenure:
Owner-occupied
Property type:
Semi-Detached House , has 6 habitable rooms. Estimated year built before 1900
Area:
113 sqm (1,216 square foot) total internal area
Comments:
Walls: Granite or whinstone, as built, no insulation (assumed). Roof: Pitched, 300+ mm loft insulation. Heating: Boiler and radiators, oil.
Frequently asked questions

Isfryn 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 £276,865.
  • Based on an internal area of 113 m² and recent prices in Blaenffos, this implies a lower and upper quartile range from £223,000 to £350,000, using HouseMetric's implied valuation methodology.

According to HM Land Registry price paid data, Isfryn last sold for £270,000 in September 2025.

HouseMetric shows Isfryn as 113 m² (1,216 sq ft), based on the latest internal area data available for this property.

The latest EPC rating shown by HouseMetric is E, from an inspection dated 07 February 2014. EPC information comes from the public Energy Performance Certificate data for England and Wales.

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

Isfryn is in postcode SA37 0HY, in Blaenffos. You can also view HouseMetric's sold-price page for SA37 0HY or analysis of the Blaenffos 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.