18, Glanmorfa Terrace, LL49 9RW

18 Glanmorfa Terrace is a 96 m² / 1,033 sq ft terraced home in Porthmadog. It sold for £100,000 in January 2015. Indexed forward to today's value, that sale is roughly £158k. Recent local prices imply a broad valuation context of £173k to £300k based on its internal area. The Land Registry and EPC data was last updated 1 June 2026.

Property data
Sale history
Date Paid price Annual growth After inflation
Jan 2015 £100,000 6.1% 3.9%
Jun 2001 £45,000 na na
Internal area
96 square metres (1,033 square feet) according to latest EPC inspection
Price per internal area

This property sold for £1,041 per square metre (£97 per square foot) in Jan 2015. Indexed forward to today's value, this is roughly £1,641 per square metre (£152 per square foot) .

Date Paid price Paid £/sqm Today's value Today's value £/sqm
Jan 2015 £100,000 £1,042 £157,583 £1,641
Jun 2001 £45,000 £469 £170,120 £1,772

Calculated using the latest EPC internal area of 96 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 £157,583. This is one data point to inform the valuation. Another method is the valuation implied by what comparable homes are selling for. Homes in Porthmadog are now selling for between £1,800 and £3,130 per square metre (£167 and £290 per square foot). Based on an internal area of 96 m², this implies a valuation between £173,000 and £300,000. 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
C
Plot size
563 square metres (6,060 square feet) - map showing freehold boundary lines
EPC Inspections
Summary:
16 September 2014 - energy performance certificate grade E
Certificate:
View energy certificate on GOV.UK
Reason for EPC:
marketed sale
Tenure:
Owner-occupied
Property type:
End-Terrace House , has 5 habitable rooms. Estimated year built before 1900
Area:
96 sqm (1,033 square foot) total internal area
Comments:
Walls: Granite or whinstone, as built, no insulation (assumed). Roof: Pitched, 250 mm loft insulation. Heating: Boiler and radiators, oil.
Frequently asked questions

18 Glanmorfa Terrace 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 £157,583.
  • Based on an internal area of 96 m² and recent prices in Porthmadog, this implies a lower and upper quartile range from £173,000 to £300,000, using HouseMetric's implied valuation methodology.

According to HM Land Registry price paid data, 18 Glanmorfa Terrace last sold for £100,000 in January 2015.

HouseMetric shows 18 Glanmorfa Terrace as 96 m² (1,033 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 E, from an inspection dated 16 September 2014. EPC information comes from the public Energy Performance Certificate data for England and Wales.

When we last checked, 18 Glanmorfa Terrace was in council tax band C. Council Tax bands can change, so check the latest Valuation Office Agency Council Tax list.

18 Glanmorfa Terrace is in postcode LL49 9RW, in Porthmadog. You can also view HouseMetric's sold-price page for Glanmorfa Terrace, LL49 9RW or analysis of the Porthmadog 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.