Property data
Sale history
£74,000 on Nov 1998
Floor plan

Archived estate agent floor plan for 21, Duffryn Close.

Floorplan 21
View floorplan
Internal area
97 square metres (1,044 square feet) according to latest EPC inspection
Price per internal area

This property sold for £762 per square metre (£71 per square foot) in Nov 1998. Indexed forward to today's value, this is roughly £3,191 per square metre (£296 per square foot) .

Date Paid price Paid £/sqm Today's value Today's value £/sqm
Nov 1998 £74,000 £763 £309,479 £3,191

Calculated using the latest EPC internal area of 97 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 £309,479. This is one data point to inform the valuation. Another method is the valuation implied by what comparable homes are selling for. Homes in Cardiff are now selling for between £2,940 and £4,570 per square metre (£273 and £424 per square foot). Based on an internal area of 97 m², this implies a valuation between £285,000 and £443,000. 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
Detached
Council tax band
E
Archived listings
History:
Archived sales listing for 21 Duffryn Close. Advertised on multiple portals. It was added on 14/02/2018. It last appeared Jul 2018.
Photos:

There are 14 archived estate agent listing photos for 21 Duffryn Close.

Photos for 21 Duffryn Close
View photos
Advertiser remarks:
  • 3 bedrooms
  • 1 bathrooms
Planning applications
Planning ref:
June 2018 ROAT/TP/18/00105
Type:
Tree and hedge works
Status:
Application approved
Address:
21 Duffryn Close, Cyncoed, Cardiff,
Description:
Reduce and shape to old points, remove deadwood over 20mm in diameter and crown raise to 4m above ground floor

Planning ref:
September 2016 CYNC/TP/16/00197
Type:
Tree and hedge works
Status:
Application approved
Address:
21 Duffryn Close, Cyncoed, Cardiff,
Description:
None
EPC Inspections
Summary:
29 January 2013 - energy performance certificate grade D
Certificate:
View energy certificate on GOV.UK
Reason for EPC:
marketed sale
Tenure:
Unknown
Property type:
1st floor flat in an apartment block with 1 storeys , has 4 habitable rooms. Estimated year built 1967 to 1975
Area:
97 sqm (1,044 square foot) total internal area
Comments:
Walls: Cavity wall, filled cavity. Roof: (another dwelling above). Heating: Boiler and radiators, mains gas.
Frequently asked questions

21 Duffryn Close 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 £309,479.
  • Based on an internal area of 97 m² and recent prices in Cardiff, this implies a lower and upper quartile range from £285,000 to £443,000, using HouseMetric's implied valuation methodology.

According to HM Land Registry price paid data, 21 Duffryn Close last sold for £74,000 in November 1998.

HouseMetric shows 21 Duffryn Close as 97 m² (1,044 sq ft), based on the latest internal area data available for this property.

The latest EPC rating shown by HouseMetric is D, from an inspection dated 29 January 2013. EPC information comes from the public Energy Performance Certificate data for England and Wales.

When we last checked, 21 Duffryn Close was in council tax band E. Council Tax bands can change, so check the latest Valuation Office Agency Council Tax list.

21 Duffryn Close is in postcode CF23 6HT, in Cardiff. You can also view HouseMetric's sold-price page for Duffryn Close, CF23 6HT or analysis of the Cardiff 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.