12, Highpool Lane, SA3 4TT

12 Highpool Lane is a 133 m² / 1,432 sq ft semi-detached home in Mumbles. It sold for £342,500 in April 2021. Indexed forward to today's value, that sale is roughly £353k. Recent local prices imply a broad valuation context of £423k to £564k based on its internal area. The Land Registry and EPC data was last updated 1 June 2026.

Property data
Sale history
£342,500 on Apr 2021
Internal area
133 square metres (1,432 square feet) according to latest EPC inspection
Price per internal area

This property sold for £2,575 per square metre (£239 per square foot) in Apr 2021. Indexed forward to today's value, this is roughly £2,652 per square metre (£246 per square foot) .

Date Paid price Paid £/sqm Today's value Today's value £/sqm
Apr 2021 £342,500 £2,575 £352,758 £2,652

Calculated using the latest EPC internal area of 133 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 £352,758. 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 £3,180 and £4,240 per square metre (£295 and £393 per square foot). Based on an internal area of 133 m², this implies a valuation between £423,000 and £564,000. 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
4
Type
Semi-detached
Council tax band
E
Plot size
497 square metres (5,350 square feet) - map showing freehold boundary lines
EPC Inspections
Summary:
14 January 2021 - energy performance certificate grade D
Certificate:
View energy certificate on GOV.UK
Reason for EPC:
marketed sale
Tenure:
Owner-occupied
Property type:
Semi-Detached House , has 6 habitable rooms. Estimated year built 1950 to 1966
Area:
133 sqm (1,432 square foot) total internal area
Comments:
Walls: Cavity wall, as built, no insulation (assumed). Roof: Pitched, 200 mm loft insulation. Heating: Boiler and radiators, mains gas.
Frequently asked questions

12 Highpool Lane 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 £352,758.
  • Based on an internal area of 133 m² and recent prices in Mumbles, this implies a lower and upper quartile range from £423,000 to £564,000, using HouseMetric's implied valuation methodology.

According to HM Land Registry price paid data, 12 Highpool Lane last sold for £342,500 in April 2021.

HouseMetric shows 12 Highpool Lane as 133 m² (1,432 sq ft), based on the latest internal area data available for this property. The bedroom count is shown as 4 bedrooms. Bedroom numbers can come from a previous estate agency listing, an EPC record, or an estimate based on the size of the property.

The latest EPC rating shown by HouseMetric is D, from an inspection dated 14 January 2021. EPC information comes from the public Energy Performance Certificate data for England and Wales.

When we last checked, 12 Highpool Lane was in council tax band E. Council Tax bands can change, so check the latest Valuation Office Agency Council Tax list.

12 Highpool Lane is in postcode SA3 4TT, in Mumbles. You can also view HouseMetric's sold-price page for Highpool Lane, SA3 4TT or analysis of the Mumbles property market.

HouseMetric combines HM Land Registry price paid data, Energy Performance Certificate data and Ordnance Survey/open data. The data were last updated 1 June 2026. Figures such as indexed values and local valuation ranges are calculated estimates for context, while official records can change as public datasets are updated.

For more detail on HouseMetric data sources, update frequency and valuation methods, see the HouseMetric FAQs.