12 Chester Close, St Mellons, Cardiff, CF3 0EP
About 12 Chester Close
12 Chester Close is a three-bedroom semi-detached house in St. Mellons, Cardiff, Cardiff (CF3 0EP). It has a recorded floor area of 67 m² (around 721 sq ft), construction records dating it to 1983-1990 and council tax band C. The latest certificate (June 2016) shows a D (score 61), on the cusp of jumping into the C band. The recommended improvements would lift it to B (score 83), a 2-band jump.
It changed hands recently, sold February 2025 for £180,000. It lags the bulk of the postcode on energy efficiency (less efficient than 70% of similar EPCs). Across 1997–2025, sale prices on this property compounded at 5.8% per year. Today's modelled estimate of £228,000 is 26.7% above the 2025 sale price. On a £-per-square-foot basis, the last sale (£250/sq ft) was about 69.3% above the typical sold price in the postcode.
What this property has
Inside
- Bedrooms3
Energy performance
Recommended upgrades on file would lift this property by multiple EPC bands.
EPC Expired
This certificate is over 10 years old and is no longer valid.Expired 27 Jun 2026
EPC Rating
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Planning history
12 Chester 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 12 Chester Close has grown more than fourfold since the 1997 starting point.
£228,000
Modelled from EPC, postcode comparables and a sale-price growth of 5.8% per year over 28 years.
£180,000
Growth on file: 5.8% per year over 28 years.
Sales timeline
28 February 2025Most recent
£180,000
+21.6%over 7 years18 September 2017
£148,000
+289.5%over 20 years22 May 1997
£38,000
Median price across the last 5 sales in CF3 0EP: £160,000 (2024–2016).
Nearby sales in CF3 0EP
14 Chester Close, St Mellons, Cardiff, CF3 0EP
Sold Feb 2024
£193,3257 Chester Close, St Mellons, Cardiff, CF3 0EP
Sold Nov 2022
£160,0005 Chester Close, St Mellons, Cardiff, CF3 0EP
Sold Jan 2020
£175,0004 Chester Close, St Mellons, Cardiff, CF3 0EP
Sold Apr 2017
£125,00011 Chester Close, St Mellons, Cardiff, CF3 0EP
Sold Apr 2015
£136,000
Versus other Chester Close homes
Years Held for 12 Chester Close lags the street by a wide margin.
Price per m²
£2,687
Street avg £2,072
Floor Area
67 m²
Street avg 71 m²
Habitable Rooms
4 rooms
Street avg 4 rooms
CO₂ Emissions
3.1 t/year
Street avg 2.7 t/year
Similar properties nearby
1 Aston Place, St Mellons
CF3 0PH
1 Chervil Close, St Mellons
CF3 0NL
1 Cathcob Close, St Mellons
CF3 0AH
1 Brython Drive, St Mellons
CF3 0LR
1 Ashdown Close, St Mellons
CF3 0ER
1 Caradoc Close, St Mellons
CF3 0LQ
1 Aster Close, St Mellons
CF3 0JB
1 Chartley Close, St Mellons
CF3 0SD
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
Coleford Drive — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.







