21 Glenrise Close, St Mellons, Cardiff, CF3 0AS
About 21 Glenrise Close
21 Glenrise Close is a three-bedroom detached house in St. Mellons, Cardiff, Cardiff (CF3 0AS). It has a recorded floor area of 129 m² (around 1389 sq ft), construction records dating it to 1950-1966 and council tax band C. The latest certificate (November 2019) shows a D (score 64), on the cusp of jumping into the C band. The rating has held steady at D across 2 certificates since September 2017. Between certificates, roof efficiency went from Average to Good and hot-water efficiency went from Average to Good; while wall efficiency dropped from Good to Average. The recommended improvements would lift it to B (score 82), a 2-band jump. The home occupies a corner plot.
At 129 m² the property is well over the postcode median (64 m² across 21 EPCs), placing it in the larger end of the local stock. Across 1997–2022, sale prices on this property compounded at 7.6% per year. On a £-per-square-foot basis, the last sale (£205/sq ft) was about 16.7% above the typical sold price in the postcode. Most recent transfer: October 2022 at £285,000. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.
What this property has
Inside
- Bedrooms3
- Bathrooms1
Outside
- GarageDouble
- Corner plotYes
Energy performance
Recommended upgrades on file would lift this property by multiple EPC bands.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating controls changed
Hot water efficiency improved
Roof insulation improved
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Level 2 HomeBuyer Report
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Planning history
21 Glenrise 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
Price for 21 Glenrise Close has grown more than fourfold since the 1997 starting point.
£298,000
Modelled from EPC, postcode comparables and a sale-price growth of 7.6% per year over 25 years.
£285,000
Growth on file: 7.6% per year over 25 years.
Sales timeline
25 October 2022Most recent
£285,000
+35.2%over 2 years6 March 2020
£210,750
+24.7%over 2 years16 February 2018
£169,000
+275.6%over 20 years9 September 1997
£45,000
Median price across the last 5 sales in CF3 0AS: £208,000 (2024–2021).
Nearby sales in CF3 0AS
2 Glenrise Close, St Mellons, Cardiff, CF3 0AS
Sold Nov 2024
£258,00034 Glenrise Close, St Mellons, Cardiff, CF3 0AS
Sold Aug 2024
£305,00016 Glenrise Close, St Mellons, Cardiff, CF3 0AS
Sold Mar 2023
£170,00017 Glenrise Close, St Mellons, Cardiff, CF3 0AS
Sold Dec 2021
£190,0004 Glenrise Close, St Mellons, Cardiff, CF3 0AS
Sold Sept 2021
£208,000
Versus other Glenrise Close homes
Floor Area for 21 Glenrise Close runs comfortably ahead of the street norm.
Price per m²
£2,209
Street avg £2,417
Floor Area
129 m²
Street avg 67 m²
Habitable Rooms
5 rooms
Street avg 4 rooms
CO₂ Emissions
5.0 t/year
Street avg 2.7 t/year
Similar properties nearby
1 Brython Drive, St Mellons
CF3 0LR
1 Chervil Close, St Mellons
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1 Aston Place, St Mellons
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1 Cathcob Close, St Mellons
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1 Aster Close, St Mellons
CF3 0JB
1 Chartley Close, St Mellons
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1 Ashdown Close, St Mellons
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1 Caradoc Close, St Mellons
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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
Cypress Drive — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.







