4, Gyrnosfa, SA9 1DR
4 Gyrnosfa is a 87 m² / 936 sq ft semi-detached home in Ystradgynlais. It sold for £105,000 in September 2016. Indexed forward to today's value, that sale is roughly £166k. Recent local prices imply a broad valuation context of £131k to £213k based on its internal area. The Land Registry and EPC data was last updated 2 July 2026.
- Sale history
-
Date Paid price Annual growth After inflation Sep 2016 £105,000 7.8% 5.5% Jan 2002 £35,000 na na - Internal area
- 87 square metres (936 square feet) according to latest EPC inspection
- Price per internal area
-
This property sold for £1,206 per square metre (£112 per square foot) in Sep 2016. Indexed forward to today's value, this is roughly £1,911 per square metre (£178 per square foot) .
Date Paid price Paid £/sqm Today's value Today's value £/sqm Sep 2016 £105,000 £1,207 £166,290 £1,911 Jan 2002 £35,000 £402 £131,989 £1,517 Calculated using the latest EPC internal area of 87 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 £166,290. This is one data point to inform the valuation. Another method is the valuation implied by what comparable homes are selling for. Homes in Ystradgynlais are now selling for between £1,510 and £2,450 per square metre (£140 and £227 per square foot). Based on an internal area of 87 m², this implies a valuation between £131,000 and £213,000. 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
- Semi-detached
- Council tax band
- B
- Plot size
- 277 square metres (2,982 square feet) - map showing freehold boundary lines
- Planning ref:
- June 2022 22/0488/HH
- Type:
- Full and householder planning application
- Status:
- Application approved
- Address:
- 4 Gyrnosfa Lower Cwmtwrch Swansea
- Description:
- Proposed single storey rear extension
- Planning ref:
- September 2012 P/2012/0892
- Type:
- Full and householder planning application
- Status:
- Application approved
- Address:
- 4 Gyrnosfa Lower CWMTWRCH Swansea Powy
- Description:
- Householder: Erection of porch to front of property
- Summary:
- 23 June 2016 - energy performance certificate grade C
- 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 1930 to 1949
- Area:
- 87 sqm (936 square foot) total internal area
- Comments:
- Walls: Cavity wall, filled cavity. Roof: Pitched, 200 mm loft insulation. Heating: Boiler and radiators, mains gas.
4 Gyrnosfa 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 £166,290.
- Based on an internal area of 87 m² and recent prices in Ystradgynlais, this implies a lower and upper quartile range from £131,000 to £213,000, using HouseMetric's implied valuation methodology.
For more detail on HouseMetric data sources, update frequency and valuation methods, see the HouseMetric FAQs.