20, William Street, CF72 9QJ
20 William Street is a 88 m² / 947 sq ft terraced home in Llanharan. It sold for £128,000 in November 2018. Indexed forward to today's value, that sale is roughly £167k. Recent local prices imply a broad valuation context of £217k to £296k based on its internal area. The Land Registry and EPC data was last updated 22 September 2026.
- Sale history
-
Date Paid price Annual growth After inflation Nov 2018 £128,000 6.7% 4.7% Mar 2015 £101,000 na na - Internal area
- 88 square metres (947 square feet) according to latest EPC inspection
- Price per internal area
-
This property sold for £1,454 per square metre (£135 per square foot) in Nov 2018. Indexed forward to today's value, this is roughly £1,901 per square metre (£177 per square foot) .
Date Paid price Paid £/sqm Today's value Today's value £/sqm Nov 2018 £128,000 £1,455 £167,259 £1,901 Mar 2015 £101,000 £1,148 £164,154 £1,865 Calculated using the latest EPC internal area of 88 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 £167,259. This is one data point to inform the valuation. Another method is the valuation implied by what comparable homes are selling for. Homes in Llanharan are now selling for between £2,470 and £3,360 per square metre (£229 and £312 per square foot). Based on an internal area of 88 m², this implies a valuation between £217,000 and £296,000. 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
- Terrace
- Council tax band
- B
- Plot size
- 146 square metres (1,572 square feet) - map showing freehold boundary lines
- Summary:
- 19 June 2014 - energy performance certificate grade D
- Certificate:
- View energy certificate on GOV.UK
- Reason for EPC:
- marketed sale
- Tenure:
- Owner-occupied
- Property type:
- Mid-Terrace House , has 6 habitable rooms. Estimated year built 1900 to 1929
- Area:
- 88 sqm (947 square foot) total internal area
- Comments:
- Walls: Solid brick, as built, no insulation (assumed). Roof: Pitched, 300+ mm loft insulation. Heating: Boiler and radiators, mains gas.
20 William Street 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 £167,259.
- Based on an internal area of 88 m² and recent prices in Llanharan, this implies a lower and upper quartile range from £217,000 to £296,000, using HouseMetric's implied valuation methodology.
For more detail on HouseMetric data sources, update frequency and valuation methods, see the HouseMetric FAQs.