18 Castle Close, Creigiau, Cardiff, CF15 9NJ
About 18 Castle Close
18 Castle Close is a mid-terrace house in Creigiau, Cardiff, Cardiff (CF15 9NJ). It has a recorded floor area of 63 m² (around 678 sq ft), construction records dating it to 1950-1966 and council tax band B. At 63 m² this is the 3rd smallest of 15 units on EPC record in the building, where floor areas span 58–152 m². The building's EPC ratings span E to C, with this unit at the top. The latest certificate (October 2017) shows a C (score 73). The rating has held steady at C across 2 certificates since March 2015. Between certificates, lighting dropped from Good to Very Poor.
Energy performance
EPC Rating
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Planning history
18 Castle Close has no planning applications on record.
A planning report still maps activity across the surrounding area and reads this property's extension & conversion potential.
Sales history & valuation
18 Castle Close has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£165,000
Modelled from EPC, postcode comparables.
No sales recorded with HM Land Registry
That can mean the property has never traded since the registry began publishing in 1995, was a new build that hasn't been registered yet, or is held in the same hands long-term.
Median price across the last 5 sales in CF15 9NJ: £270,000 (2025–2021).
Nearby sales in CF15 9NJ
9 Castle Close, Creigiau, Cardiff, CF15 9NJ
Sold Jan 2025
£338,50015 Castle Close, Creigiau, Cardiff, CF15 9NJ
Sold Nov 2022
£422,5008 Castle Close, Creigiau, Cardiff, CF15 9NJ
Sold Oct 2021
£195,0007 Castle Close, Creigiau, Cardiff, CF15 9NJ
Sold Jun 2021
£225,0001 Castle Close, Creigiau, Cardiff, CF15 9NJ
Sold May 2021
£270,000
Versus other Castle Close homes
EPC Rating
73 (C)
Street avg 72 (C)
Floor Area
63 m²
Street avg 63 m²
CO₂ Emissions
2.0 t/year
Street avg 2.2 t/year
Habitable Rooms
3 rooms
Street avg 3 rooms
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The neighbourhood at a glance
Crime
2/mo
Steady year-on-year across the wider district.
Nearest stop
0.2 km
Creigiau Inn — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.







