8 Duncan Close, St Mellons, Cardiff, CF3 1NP
About 8 Duncan Close
8 Duncan Close is a three-bedroom semi-detached house in St. Mellons, Cardiff, Cardiff (CF3 1NP). It has a recorded floor area of 71 m² (around 764 sq ft), construction records dating it to 1983-1990 and council tax band D. The latest certificate (July 2019) shows a C (score 74). The rating has held steady at C across 2 certificates since June 2009. Between certificates, roof efficiency went from Average to Good, window efficiency went from Average to Good and lighting went from Good to Very Good. The recommended improvements would push it to B (score 89).
Sold July 2019 for £179,000. Across the public record there are 5 sales, relatively high churn for a single property. Across 1998–2019, sale prices on this property compounded at 5.8% per year. Today's modelled estimate of £257,000 is 43.6% above the 2019 sale price. On a £-per-square-foot basis, the last sale (£234/sq ft) was about 15.9% above the typical sold price in the postcode.
What this property has
Inside
- Bedrooms3
- Bathrooms1
Outside
- Private gardenYes
- ParkingYes
Building
- RefurbishedYes
Energy performance
EPC Rating
Property Improvements
Changes detected from historical EPC data
Window efficiency improved
Roof insulation improved
More low energy lighting installed
Get a survey for this property
Level 2 HomeBuyer Report
We've checked 10 risk factors against the available data for this property and believe a Level 2 HomeBuyer Report could be a suitable option for you.
From £545 · Includes VAT
Planning history
8 Duncan Close has no planning applications on record.
A planning report still maps activity across the surrounding area and reads this property's extension & conversion potential.
Sales history & valuation
Sale price has grown by over 3x since 1998.
£257,000
Modelled from EPC, postcode comparables and a sale-price growth of 5.8% per year over 21 years.
£179,000
Growth on file: 5.8% per year over 21 years.
Sales timeline
25 July 2019Most recent
£179,000
+11.9%over 3 years29 June 2016
£160,000
+24.0%over 10 years18 May 2006
£129,000
+12.2%over 2 years25 March 2004
£115,000
+111.0%over 5 years6 May 1998
£54,500
Median price across the last 5 sales in CF3 1NP: £245,000 (2025–2024).
Nearby sales in CF3 1NP
1 Duncan Close, St Mellons, Cardiff, CF3 1NP
Sold Oct 2025
£240,0002 Duncan Close, St Mellons, Cardiff, CF3 1NP
Sold Aug 2025
£250,00023 Duncan Close, St Mellons, Cardiff, CF3 1NP
Sold Aug 2025
£245,00010 Duncan Close, St Mellons, Cardiff, CF3 1NP
Sold Jul 2025
£265,00019 Duncan Close, St Mellons, Cardiff, CF3 1NP
Sold Sept 2024
£212,500
Versus other Duncan Close homes
Floor Area for 8 Duncan Close runs comfortably ahead of the street norm.
Price per m²
£2,521
Street avg £2,843
Floor Area
71 m²
Street avg 65 m²
Habitable Rooms
4 rooms
Street avg 4 rooms
CO₂ Emissions
2.1 t/year
Street avg 2.2 t/year
Similar properties nearby
1 Duncan Close, St Mellons
CF3 1NP
1 Meadvale Court, Meadvale Road
CF3 1UG
1 Dovey Close, Rumney
CF3 1RJ
1 Abergele Road, Rumney
CF3 1RR
1 Llanina Grove, Rumney
CF3 1SW
1 Canopus Close, St Mellons
CF3 1NR
1 Heol Newydd
CF3 1DW
1 Bro Athro
CF3 1DZ
The neighbourhood at a glance
Reported crime in the wider district is trending notably upward year-on-year.
Crime
3/mo
Rising year-on-year across the wider district.
Nearest stop
0.1 km
Ty Coch Court — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.







