40, Alltwen, LL29 8PG
40 Alltwen is a 85 m² / 915 sq ft semi-detached home in Llysfaen. It sold for £205,000 in February 2026. Indexed forward to today's value, that sale is roughly £205k. Recent local prices imply a broad valuation context of £157k to £236k 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 Feb 2026 £205,000 5.0% 2.2% Feb 2003 £67,500 8.0% 6.4% Jul 1997 £44,000 na na - Floor plan
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Archived estate agent floor plan for 40, Alltwen.
- Internal area
- 85 square metres (915 square feet) according to latest EPC inspection
- Price per internal area
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This property sold for £2,411 per square metre (£224 per square foot) in Feb 2026. Indexed forward to today's value, this is roughly £2,412 per square metre (£224 per square foot) .
Date Paid price Paid £/sqm Today's value Today's value £/sqm Feb 2026 £205,000 £2,412 £205,000 £2,412 Feb 2003 £67,500 £794 £173,094 £2,036 Jul 1997 £44,000 £518 £203,377 £2,393 Calculated using the latest EPC internal area of 85 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 £205,000. This is one data point to inform the valuation. Another method is the valuation implied by what comparable homes are selling for. Homes in Llysfaen are now selling for between £1,850 and £2,780 per square metre (£171 and £258 per square foot). Based on an internal area of 85 m², this implies a valuation between £157,000 and £236,000. 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
- C
- Plot size
- 416 square metres (4,478 square feet) - map showing freehold boundary lines
- Summary:
- 12 August 2023 - energy performance certificate grade C
- Certificate:
- View energy certificate on GOV.UK
- Reason for EPC:
- None of the above
- Tenure:
- Owner-occupied
- Property type:
- Semi-Detached House , has 5 habitable rooms. Estimated year built None to None
- Area:
- 85 sqm (915 square foot) total internal area
- Comments:
- Walls: Cavity wall, filled cavity. Roof: Pitched, 270 mm loft insulation. Heating: Air source heat pump, radiators, electric.
- Summary:
- 03 September 2015 - energy performance certificate grade G
- Certificate:
- View energy certificate on GOV.UK
- Reason for EPC:
- ECO assessment
- Tenure:
- Owner-occupied
- Property type:
- Semi-Detached House , has 5 habitable rooms. Estimated year built None to None
- Area:
- 101 sqm (1,087 square foot) total internal area
- Comments:
- Walls: Cavity wall, as built, no insulation (assumed). Roof: Pitched, 250 mm loft insulation. Heating: Room heaters, electric.
40 Alltwen 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 £205,000.
- Based on an internal area of 85 m² and recent prices in Llysfaen, this implies a lower and upper quartile range from £157,000 to £236,000, using HouseMetric's implied valuation methodology.
For more detail on HouseMetric data sources, update frequency and valuation methods, see the HouseMetric FAQs.