Islwyn, CH8 9BY
Islwyn is a 103 m² / 1,109 sq ft semi-detached home in Mostyn. It sold for £160,000 in September 2017. Indexed forward to today's value, that sale is roughly £225k. Recent local prices imply a broad valuation context of £169k to £266k based on its internal area. The Land Registry and EPC data was last updated 1 June 2026.
- Sale history
-
£160,000 on Sep 2017
- Internal area
- 103 square metres (1,109 square feet) according to latest EPC inspection
- Price per internal area
-
This property sold for £1,553 per square metre (£144 per square foot) in Sep 2017. Indexed forward to today's value, this is roughly £2,186 per square metre (£203 per square foot) .
Date Paid price Paid £/sqm Today's value Today's value £/sqm Sep 2017 £160,000 £1,553 £225,113 £2,186 Calculated using the latest EPC internal area of 103 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 £225,113. This is one data point to inform the valuation. Another method is the valuation implied by what comparable homes are selling for. Homes in Mostyn are now selling for between £1,640 and £2,580 per square metre (£152 and £239 per square foot). Based on an internal area of 103 m², this implies a valuation between £169,000 and £266,000. 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
- Semi-detached
- Council tax band
- D
- Plot size
- 322 square metres (3,466 square feet) - map showing freehold boundary lines
- Planning ref:
- January 2019 059131
- Type:
- Full and householder planning application
- Status:
- Application refused
- Address:
- Islwyn Trelogan Holywell
- Description:
- Proposed Extension & Alterations
- Summary:
- 11 December 2015 - energy performance certificate grade F
- Certificate:
- View energy certificate on GOV.UK
- Reason for EPC:
- marketed sale
- Tenure:
- Owner-occupied
- Property type:
- Semi-Detached House , has 5 habitable rooms. Estimated year built 1900 to 1929
- Area:
- 103 sqm (1,109 square foot) total internal area
- Comments:
- Walls: Granite or whinstone, as built, no insulation (assumed). Roof: Pitched, no insulation (assumed). Heating: Boiler and radiators, LPG.
- Summary:
- 13 March 2014 - energy performance certificate grade F
- Certificate:
- View energy certificate on GOV.UK
- Reason for EPC:
- Assessment for Green Deal
- Tenure:
- Owner-occupied
- Property type:
- Semi-Detached House , has 4 habitable rooms. Estimated year built before 1900
- Area:
- 104 sqm (1,119 square foot) total internal area
- Comments:
- Walls: Granite or whinstone, as built, no insulation (assumed). Roof: Pitched, no insulation (assumed). Heating: Boiler and radiators, LPG.
- Summary:
- 09 October 2013 - energy performance certificate grade F
- Certificate:
- View energy certificate on GOV.UK
- Reason for EPC:
- Following Green Deal
- Tenure:
- Owner-occupied
- Property type:
- Semi-Detached House , has 3 habitable rooms. Estimated year built before 1900
- Area:
- 99 sqm (1,066 square foot) total internal area
- Comments:
- Walls: Granite or whinstone, as built, no insulation (assumed). Roof: Pitched, no insulation (assumed). Heating: Boiler and radiators, LPG.
Islwyn 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 £225,113.
- Based on an internal area of 103 m² and recent prices in Mostyn, this implies a lower and upper quartile range from £169,000 to £266,000, using HouseMetric's implied valuation methodology.
For more detail on HouseMetric data sources, update frequency and valuation methods, see the HouseMetric FAQs.