12, Castle Avenue, CF64 3QS
12 Castle Avenue is a 77 m² / 829 sq ft semi-detached home in Penarth. It sold for £267,500 in July 2018. Indexed forward to today's value, that sale is roughly £337k. Recent local prices imply a broad valuation context of £263k to £350k based on its internal area. The Land Registry and EPC data was last updated 1 June 2026.
- Sale history
-
Date Paid price Annual growth After inflation Jul 2018 £267,500 9.2% 7.7% Oct 2013 £175,000 na na - Floor plan
-
Archived estate agent floor plan for 12, Castle Avenue.
- Internal area
- 77 square metres (829 square feet) according to latest EPC inspection
- Price per internal area
-
This property sold for £3,474 per square metre (£323 per square foot) in Jul 2018. Indexed forward to today's value, this is roughly £4,379 per square metre (£407 per square foot) .
Date Paid price Paid £/sqm Today's value Today's value £/sqm Jul 2018 £267,500 £3,474 £337,221 £4,379 Oct 2013 £175,000 £2,273 £280,410 £3,642 Calculated using the latest EPC internal area of 77 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 £337,221. This is one data point to inform the valuation. Another method is the valuation implied by what comparable homes are selling for. Homes in Penarth are now selling for between £3,420 and £4,540 per square metre (£317 and £421 per square foot). Based on an internal area of 77 m², this implies a valuation between £263,000 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
- 3
- Type
- Semi-detached
- Council tax band
- D
- Plot size
- 333 square metres (3,584 square feet) - map showing freehold boundary lines
- Summary:
- 12 April 2018 - 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 4 habitable rooms. Estimated year built 1950 to 1966
- Area:
- 77 sqm (829 square foot) total internal area
- Comments:
- Walls: Cavity wall, filled cavity. Roof: Pitched, 250 mm loft insulation. Heating: Boiler and radiators, mains gas.
- Summary:
- 03 October 2012 - energy performance certificate grade D
- Certificate:
- View energy certificate on GOV.UK
- Reason for EPC:
- Rental
- Tenure:
- Private rental
- Property type:
- Semi-Detached House , has 4 habitable rooms. Estimated year built 1950 to 1966
- Area:
- 79 sqm (850 square foot) total internal area
- Comments:
- Walls: Cavity wall, as built, no insulation (assumed). Roof: Pitched, 250 mm loft insulation. Heating: Boiler and radiators, mains gas.
12 Castle Avenue 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 £337,221.
- Based on an internal area of 77 m² and recent prices in Penarth, this implies a lower and upper quartile range from £263,000 to £350,000, using HouseMetric's implied valuation methodology.
For more detail on HouseMetric data sources, update frequency and valuation methods, see the HouseMetric FAQs.