3, Castle Street, SA3 4BH
3 Castle Street is a 107 m² / 1,152 sq ft terraced home in Mumbles. It sold for £245,000 in November 2017. Indexed forward to today's value, that sale is roughly £322k. Recent local prices imply a broad valuation context of £337k to £452k 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 Nov 2017 £245,000 6.7% 4.6% Sep 1999 £75,500 63.4% 60.4% Jul 1998 £42,000 na na - Floor plan
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Archived estate agent floor plan for 3, Castle Street.
- Internal area
- 107 square metres (1,152 square feet) according to latest EPC inspection
- Price per internal area
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This property sold for £2,289 per square metre (£213 per square foot) in Nov 2017. Indexed forward to today's value, this is roughly £3,010 per square metre (£280 per square foot) .
Date Paid price Paid £/sqm Today's value Today's value £/sqm Nov 2017 £245,000 £2,290 £322,101 £3,010 Sep 1999 £75,500 £706 £301,655 £2,819 Jul 1998 £42,000 £393 £189,117 £1,767 Calculated using the latest EPC internal area of 107 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 £322,101. This is one data point to inform the valuation. Another method is the valuation implied by what comparable homes are selling for. Homes in Mumbles are now selling for between £3,150 and £4,220 per square metre (£292 and £392 per square foot). Based on an internal area of 107 m², this implies a valuation between £337,000 and £452,000. 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
- 2
- Type
- Terrace
- Council tax band
- D
- Plot size
- 254 square metres (2,734 square feet) - map showing freehold boundary lines
- Summary:
- 18 December 2016 - 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 3 habitable rooms. Estimated year built before 1900
- Area:
- 107 sqm (1,152 square foot) total internal area
- Comments:
- Walls: Granite or whinstone, as built, no insulation (assumed). Roof: Pitched, 200 mm loft insulation. Heating: Boiler and radiators, mains gas.
- Summary:
- 06 September 2014 - energy performance certificate grade E
- Certificate:
- View energy certificate on GOV.UK
- Reason for EPC:
- None of the above
- Tenure:
- Owner-occupied
- Property type:
- Mid-Terrace House , has 3 habitable rooms. Estimated year built before 1900
- Area:
- 69 sqm (743 square foot) total internal area
- Comments:
- Walls: Granite or whinstone, as built, no insulation (assumed). Roof: Pitched, no insulation. Heating: Boiler and radiators, mains gas.
- Summary:
- 06 November 2008 - energy performance certificate grade E
- Reason for EPC:
- None
- Tenure:
- Owner-occupied
- Property type:
- None , has 3 habitable rooms. Estimated year built before 1900
- Area:
- 73 sqm (786 square foot) total internal area
- Comments:
3 Castle 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 £322,101.
- Based on an internal area of 107 m² and recent prices in Mumbles, this implies a lower and upper quartile range from £337,000 to £452,000, using HouseMetric's implied valuation methodology.
For more detail on HouseMetric data sources, update frequency and valuation methods, see the HouseMetric FAQs.