17, Lan Deri, SA1 7LS

17 Lan Deri is a 87 m² / 936 sq ft semi-detached home in Bonymaen. It sold for £110,000 in January 2021. Indexed forward to today's value, that sale is roughly £133k. Recent local prices imply a broad valuation context of £139k to £210k based on its internal area. The Land Registry and EPC data was last updated 4 August 2026.

Property data
Sale history
£110,000 on Jan 2021
Internal area
87 square metres (936 square feet) according to latest EPC inspection
Price per internal area

This property sold for £1,264 per square metre (£117 per square foot) in Jan 2021. Indexed forward to today's value, this is roughly £1,533 per square metre (£142 per square foot) .

Date Paid price Paid £/sqm Today's value Today's value £/sqm
Jan 2021 £110,000 £1,264 £133,360 £1,533

Calculated using the latest EPC internal area of 87 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 £133,360. This is one data point to inform the valuation. Another method is the valuation implied by what comparable homes are selling for. Homes in Bonymaen are now selling for between £1,600 and £2,410 per square metre (£148 and £223 per square foot). Based on an internal area of 87 m², this implies a valuation between £139,000 and £210,000. 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
216 square metres (2,325 square feet) - map showing freehold boundary lines
EPC Inspections
Summary:
12 August 2020 - 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 1967 to 1975
Area:
87 sqm (936 square foot) total internal area
Comments:
Walls: Cavity wall, filled cavity. Roof: Pitched, limited insulation (assumed). Heating: Boiler and radiators, mains gas.
Frequently asked questions

17 Lan Deri 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 £133,360.
  • Based on an internal area of 87 m² and recent prices in Bonymaen, this implies a lower and upper quartile range from £139,000 to £210,000, using HouseMetric's implied valuation methodology.

According to HM Land Registry price paid data, 17 Lan Deri last sold for £110,000 in January 2021.

HouseMetric shows 17 Lan Deri as 87 m² (936 sq ft), based on the latest internal area data available for this property. The bedroom count is shown as 3 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 12 August 2020. EPC information comes from the public Energy Performance Certificate data for England and Wales.

When we last checked, 17 Lan Deri was in council tax band C. Council Tax bands can change, so check the latest Valuation Office Agency Council Tax list.

17 Lan Deri is in postcode SA1 7LS, in Bonymaen. You can also view HouseMetric's sold-price page for Lan Deri, SA1 7LS or analysis of the Bonymaen property market.

HouseMetric combines HM Land Registry price paid data, Energy Performance Certificate data and Ordnance Survey/open data. The data were last updated 4 August 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.