Castalia, LD2 3JL
Castalia is a 77 m² / 829 sq ft detached home in Builth Wells. It sold for £192,500 in July 2017. Indexed forward to today's value, that sale is roughly £278k. Recent local prices imply a broad valuation context of £146k to £235k based on its internal area. The Land Registry and EPC data was last updated 1 June 2026.
- Sale history
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Date Paid price Annual growth After inflation Jul 2017 £192,500 4.7% 2.6% Apr 2000 £87,500 7.8% 6.3% Apr 1998 £75,000 na na - Floor plan
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Archived estate agent floor plan for Castalia.
- Internal area
- 77 square metres (829 square feet) according to latest EPC inspection
- Price per internal area
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This property sold for £2,500 per square metre (£232 per square foot) in Jul 2017. Indexed forward to today's value, this is roughly £3,609 per square metre (£335 per square foot) .
Date Paid price Paid £/sqm Today's value Today's value £/sqm Jul 2017 £192,500 £2,500 £277,921 £3,609 Apr 2000 £87,500 £1,136 £319,627 £4,151 Apr 1998 £75,000 £974 £307,540 £3,994 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 £277,921. This is one data point to inform the valuation. Another method is the valuation implied by what comparable homes are selling for. Homes in Builth Wells are now selling for between £1,900 and £3,050 per square metre (£176 and £283 per square foot). Based on an internal area of 77 m², this implies a valuation between £146,000 and £235,000. 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
- E
- Plot size
- 665 square metres (7,158 square feet) - map showing freehold boundary lines
- Summary:
- 05 July 2016 - energy performance certificate grade D
- Certificate:
- View energy certificate on GOV.UK
- Reason for EPC:
- marketed sale
- Tenure:
- Owner-occupied
- Property type:
- Detached Bungalow , has 4 habitable rooms. Estimated year built 1983 to 1990
- Area:
- 77 sqm (829 square foot) total internal area
- Comments:
- Walls: Cavity wall, as built, insulated (assumed). Roof: Pitched, 100 mm loft insulation. Heating: Boiler and radiators, oil.
Castalia 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 £277,921.
- Based on an internal area of 77 m² and recent prices in Builth Wells, this implies a lower and upper quartile range from £146,000 to £235,000, using HouseMetric's implied valuation methodology.
For more detail on HouseMetric data sources, update frequency and valuation methods, see the HouseMetric FAQs.