Property data
Sale history
Date Paid price Annual growth After inflation
Mar 2022 £198,000 7.2% 4.9%
Dec 2009 £84,000 na na
Internal area
137 square metres (1,475 square feet) according to latest EPC inspection
Price per internal area

This property sold for £1,445 per square metre (£134 per square foot) in Mar 2022. Indexed forward to today's value, this is roughly £1,631 per square metre (£152 per square foot) .

Date Paid price Paid £/sqm Today's value Today's value £/sqm
Mar 2022 £198,000 £1,445 £223,424 £1,631
Dec 2009 £84,000 £613 £146,739 £1,071

Calculated using the latest EPC internal area of 137 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 £223,424. This is one data point to inform the valuation. Another method is the valuation implied by what comparable homes are selling for. Homes in Llanelli are now selling for between £1,200 and £1,860 per square metre (£111 and £172 per square foot). Based on an internal area of 137 m², this implies a valuation between £164,000 and £255,000. 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
C
Plot size
217 square metres (2,336 square feet) - map showing freehold boundary lines
EPC Inspections
Summary:
10 June 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 5 habitable rooms. Estimated year built 1900 to 1929
Area:
137 sqm (1,475 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:
29 May 2009 - energy performance certificate grade F
Reason for EPC:
None
Tenure:
Owner-occupied
Property type:
None , has 7 habitable rooms. Estimated year built 1900 to 1929
Area:
132 sqm (1,421 square foot) total internal area
Comments:
Frequently asked questions

4 Upper Mill 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 £223,424.
  • Based on an internal area of 137 m² and recent prices in Llanelli, this implies a lower and upper quartile range from £164,000 to £255,000, using HouseMetric's implied valuation methodology.

According to HM Land Registry price paid data, 4 Upper Mill last sold for £198,000 in March 2022.

HouseMetric shows 4 Upper Mill as 137 m² (1,475 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 10 June 2021. EPC information comes from the public Energy Performance Certificate data for England and Wales.

When we last checked, 4 Upper Mill was in council tax band C. Council Tax bands can change, so check the latest Valuation Office Agency Council Tax list.

4 Upper Mill is in postcode SA15 3RY, in Llanelli. You can also view HouseMetric's sold-price page for Upper Mill, SA15 3RY or analysis of the Llanelli 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.