9 Cathcob Close, St Mellons, Cardiff, CF3 0AH
About 9 Cathcob Close
9 Cathcob Close is a three-bedroom mid-terrace house in St. Mellons, Cardiff, Cardiff (CF3 0AH). It has a recorded floor area of 92 m² (around 990 sq ft), construction records dating it to 1983-1990 and council tax band C. The latest certificate (June 2026) returns a high B (score 91), putting the home a stone's throw from an A rating. When first surveyed in March 2011 the rating was D, the property has climbed 2 bands since. Between certificates, wall efficiency went from Average to Good. This certificate was lodged in the last six months, so the rating reflects current condition. Other recorded features include a conservatory.
Most recent transfer: July 2021 at £160,000. Across the public record there are 4 sales, relatively high churn for a single property. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend. One planning record on file: an extension approved in 2013. Past consents include an extension and change of use to residential, meaningful when judging how the property has evolved. Its energy rating outperforms most of the postcode (better than 83% of similar EPCs). Across 2003–2021, sale prices on this property compounded at 4.7% per year. Today's modelled estimate of £229,000 is 43.1% above the 2021 sale price. On a £-per-square-foot basis, the last sale (£162/sq ft) was about 58.2% above the typical sold price in the postcode.
What this property has
Inside
- Bedrooms3
- Bathrooms1
- ConservatoryYes
Outside
- ParkingOff road
Energy performance
9 Cathcob Close's carbon output is low for the local stock.
EPC Rating
Certificate validity
Valid until 6 June 2036
Property Improvements
Changes detected from historical EPC data
Window efficiency improved
Wall insulation upgraded
Low energy lighting percentage decreased
Heating controls upgraded for better temperature management
More low energy lighting installed
Solar PV panels (50 kWp) installed
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Planning history
1 application on record at 9 Cathcob Close, St Mellons, Cardiff, CF3 0AH
- Jul 2013Change of UseFullOutcome in report
CHANGE OF USE OF LAND TO RESIDENTIAL, EXTENSION OF FRONT GARDENS OF NUMBERS 7,9,11 CATH COB CLOSE TO INCLUDE PROVISION FOR ACCESS
Extension- Documents
- 9 docs on file
- Reference
- 13/01057/DCO
Unlock 9 Cathcob Close, St Mellons, Cardiff, CF3 0AH's full planning history
You're seeing the shape of it. The report has the substance.
- Every decision — granted, refused or withdrawn (1 on record)
- All 1 application on this property in full, plus 1 notable nearby
- The 9 documents, officer reports & conditions
- What the pattern means for extending or converting here
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Sales history & valuation
Sale price has at least doubled since 2003.
£229,000
Modelled from EPC, postcode comparables and a sale-price growth of 4.7% per year over 18 years.
£160,000
Growth on file: 4.7% per year over 18 years.
Sales timeline
22 July 2021Most recent
£160,000
+28.0%over 5 years11 December 2015
£125,000
+15.2%over 4 years22 September 2011
£108,500
+55.0%over 8 years13 August 2003
£70,000
Median price across the last 5 sales in CF3 0AH: £145,000 (2022–2019).
Nearby sales in CF3 0AH
1 Cathcob Close, St Mellons, Cardiff, CF3 0AH
Sold Dec 2022
£170,00013 Cathcob Close, St Mellons, Cardiff, CF3 0AH
Sold Mar 2022
£185,0002 Cathcob Close, St Mellons, Cardiff, CF3 0AH
Sold Aug 2020
£145,00027 Cathcob Close, St Mellons, Cardiff, CF3 0AH
Sold Oct 2019
£69,0005 Cathcob Close, St Mellons, Cardiff, CF3 0AH
Sold Mar 2019
£133,000
Versus other Cathcob Close homes
EPC Rating for 9 Cathcob Close runs comfortably ahead of the street norm.
Price per m²
£1,739
Street avg £1,283
Floor Area
92 m²
Street avg 88 m²
Habitable Rooms
4 rooms
Street avg 5 rooms
CO₂ Emissions
1.2 t/year
Street avg 2.7 t/year
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The neighbourhood at a glance
Crime
242/mo
Falling year-on-year across the wider district.
Nearest stop
0.1 km
Tarwick Drive — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.







