11 Ruperra Close, Old St Mellons, Cardiff, CF3 6HX
About 11 Ruperra Close
11 Ruperra Close is a detached house in Old St. Mellons, Cardiff, Cardiff (CF3 6HX). It has a recorded floor area of 180 m² (around 1938 sq ft), construction records dating it to 1991-1995 and council tax band G. The latest certificate (November 2019) shows a D (score 67), on the cusp of jumping into the C band. The rating has held steady at D across 2 certificates since January 2009. Between certificates, lighting went from Very Poor to Good; while window efficiency dropped from Good to Average. The recommended improvements would push it to C (score 80).
Sold March 2020 for £485,000. Across the public record there are 4 sales, relatively high churn for a single property. Across 1996–2020, sale prices on this property compounded at 5.5% per year. Today's modelled estimate of £614,000 is 26.6% above the 2020 sale price. On a £-per-square-foot basis, the last sale (£250/sq ft) was about 60.6% above the typical sold price in the postcode.
Energy performance
EPC Rating
Certificate validity
Valid until 15 November 2029
Property Improvements
Changes detected from historical EPC data
More low energy lighting installed
Get a survey for this property
Level 3 Building Survey
Because the property has been extended more than once, we believe a Level 3 building survey should be considered.
From £1,155 · Includes VAT
Planning history
11 Ruperra Close has no planning applications on record.
But the area is active
1 notable application nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
11 Ruperra Close has more than tripled in price since its earliest registered sale in 1996.
£614,000
Modelled from EPC, postcode comparables and a sale-price growth of 5.5% per year over 24 years.
£485,000
Growth on file: 5.5% per year over 24 years.
Sales timeline
18 March 2020Most recent
£485,000
+42.6%over 10 years19 July 2009
£340,000
+47.9%over 7 years30 May 2002
£229,950
+70.3%over 5 years27 June 1996
£135,000
Median price across the last 5 sales in CF3 6HX: £680,000 (2026–2018).
Nearby sales in CF3 6HX
20 Ruperra Close, Old St Mellons, Cardiff, CF3 6HX
Sold May 2026
£875,00018 Ruperra Close, Old St Mellons, Cardiff, CF3 6HX
Sold Nov 2025
£955,0006 Ruperra Close, Old St Mellons, Cardiff, CF3 6HX
Sold Jun 2024
£550,0009 Ruperra Close, Old St Mellons, Cardiff, CF3 6HX
Sold Mar 2024
£680,00012 Ruperra Close, Old St Mellons, Cardiff, CF3 6HX
Sold Dec 2018
£545,000
Versus other Ruperra Close homes
Price per m²
£2,694
Street avg £2,958
Floor Area
180 m²
Street avg 201 m²
Habitable Rooms
7 rooms
Street avg 8 rooms
CO₂ Emissions
5.9 t/year
Street avg 5.7 t/year
Similar properties nearby
1 Heol Bennett, Old St Mellons
CF3 6AF
1 Tai Derwen, Cefn Mably
CF3 6XR
1 New Park Cottages, Castleton
CF3 6US
1 Ruperra Close, Old St Mellons
CF3 6HX
1 Rhodfa Lewis, Old St Mellons
CF3 6YP
1 Minorca Cottages, Michaelston Y Fedw
CF3 6XX
1 George Crescent, Old St Mellons
CF3 6AH
1 Cefn Mably Park, Michaelston Y Fedw
CF3 6AA
The neighbourhood at a glance
Crime
242/mo
Falling year-on-year across the wider district.
Nearest stop
0.3 km
Tyrwinch Road — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.







