Property data
Sale history
Date Paid price Annual growth After inflation
Sep 2025 £255,000 9.8% 5.9%
Aug 2017 £120,000 na na
Floor plan

Archived estate agent floor plan for 20, Segontium Road South.

Floorplan 20
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Internal area
139 square metres (1,496 square feet) according to latest EPC inspection
Price per internal area

This property sold for £1,834 per square metre (£170 per square foot) in Sep 2025. Indexed forward to today's value, this is roughly £1,903 per square metre (£177 per square foot) .

Date Paid price Paid £/sqm Today's value Today's value £/sqm
Sep 2025 £255,000 £1,835 £264,524 £1,903
Aug 2017 £120,000 £863 £182,816 £1,315

Calculated using the latest EPC internal area of 139 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 £264,524. This is one data point to inform the valuation. Another method is the valuation implied by what comparable homes are selling for. Homes in Caernarfon are now selling for between £1,620 and £2,950 per square metre (£150 and £274 per square foot). Based on an internal area of 139 m², this implies a valuation between £225,000 and £410,000. 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
na
Type
Terrace
Council tax band
D
Plot size
105 square metres (1,130 square feet) - map showing freehold boundary lines
Archived listings
History:
Archived sales listing for 20 Segontium Road South. Advertised on multiple portals. It was reduced on 05/06/2017. It last appeared Sep 2017.
Photos:

There are 13 archived estate agent listing photos for 20 Segontium Road South.

Photos for 20 Segontium Road South
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Advertiser remarks:
  • 4 bedrooms
  • 1 bathrooms
Planning applications
Planning ref:
October 2022 C22/0729/14/DT
Type:
Full and householder planning application
Status:
Application approved with conditions
Address:
20 Segontium Road South, Caernarfon, Gwynedd,
Description:
Ymestyn cwrtil yr eiddo Extension to the curtilage of the property
EPC Inspections
Summary:
16 May 2025 - energy performance certificate grade E
Reason for EPC:
Marketed sale
Tenure:
Owner-occupied
Property type:
Mid-Terrace House , has 7 habitable rooms. Estimated year built 1900 to 1929
Area:
139 sqm (1,496 square foot) total internal area
Comments:
Walls: Solid brick, as built, no insulation (assumed). Roof: Pitched, no insulation (assumed). Heating: Boiler and radiators, mains gas.

Summary:
20 February 2015 - energy performance certificate grade D
Reason for EPC:
Marketed sale
Tenure:
Private rental
Property type:
Mid-Terrace House , has 6 habitable rooms. Estimated year built 1900 to 1929
Area:
135 sqm (1,453 square foot) total internal area
Comments:
Walls: Solid brick, as built, no insulation (assumed). Roof: Pitched, no insulation (assumed). Heating: Boiler and radiators, mains gas.