7 Chartley Close, St Mellons, Cardiff, CF3 0SD
About 7 Chartley Close
7 Chartley Close is a three-bedroom semi-detached house in St. Mellons, Cardiff, Cardiff (CF3 0SD). It has a recorded floor area of 61 m² (around 657 sq ft), construction records dating it to 1991-1995 and council tax band C. Other recorded features include a conservatory. Our model identifies extension potential, subject to local planning policy. The latest certificate (January 2024) shows a C (score 72). The recommended improvements would push it to B (score 89).
Untraded for 20 years, with the last transfer in July 2006. Across 1997–2006, sale prices on this property compounded at 13.3% per year. Today's modelled estimate of £225,000 sits 76.5% above the 2006 sale of £127,500. On a £-per-square-foot basis, the last sale (£194/sq ft) was about 15% above the typical sold price in the postcode.
What this property has
Inside
- Bedrooms3
- Bathrooms1
- ConservatoryYes
Outside
- Private gardenRear
- ParkingOff road
Building
- Extension potentialPossible
Energy performance
EPC Rating
Certificate validity
Valid until 9 January 2034
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Planning history
7 Chartley 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
Sale price has grown by over 3x since 1997.
£225,000
Modelled from EPC, postcode comparables and a sale-price growth of 13.3% per year over 9 years.
£127,500
Growth on file: 13.3% per year over 9 years.
Sales timeline
23 July 2006Most recent
£127,500
+145.2%over 6 years18 May 2000
£52,000
+33.3%over 3 years30 January 1997
£39,000
Median price across the last 5 sales in CF3 0SD: £176,000 (2026–2019).
Nearby sales in CF3 0SD
4 Chartley Close, St Mellons, Cardiff, CF3 0SD
Sold Feb 2026
£215,0009 Chartley Close, St Mellons, Cardiff, CF3 0SD
Sold Mar 2022
£198,0001 Chartley Close, St Mellons, Cardiff, CF3 0SD
Sold Nov 2020
£166,0008 Chartley Close, St Mellons, Cardiff, CF3 0SD
Sold Mar 2019
£167,00015 Chartley Close, St Mellons, Cardiff, CF3 0SD
Sold Jul 2018
£153,000
Versus other Chartley Close homes
7 Chartley Close outperforms the street on habitable rooms by a wide margin.
Price per m²
£2,090
Street avg £2,115
Floor Area
61 m²
Street avg 64 m²
Habitable Rooms
5 rooms
Street avg 4 rooms
CO₂ Emissions
2.1 t/year
Street avg 2.5 t/year
Similar properties nearby
1 Cathcob Close, St Mellons
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1 Chervil Close, St Mellons
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1 Brython Drive, St Mellons
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1 Aston Place, St Mellons
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1 Ashdown Close, St Mellons
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1 Caradoc Close, St Mellons
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1 Chartley Close, St Mellons
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1 Caraway Close, St Mellons
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The neighbourhood at a glance
Crime
242/mo
Falling year-on-year across the wider district.
Nearest stop
0.0 km
Sandbrook Drive — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.







