17 Parc Castell Y Mynach, Creigiau, Cardiff, CF15 9NU
About 17 Parc Castell Y Mynach
17 Parc Castell Y Mynach is a three-bedroom detached house in Creigiau, Cardiff, Cardiff (CF15 9NU). It has a recorded floor area of 90 m² (around 969 sq ft), construction records dating it to 1967-1975 and council tax band E. The property has solar panels on record, all of which lower running costs and tend to lift resale appeal. Other recorded features include a conservatory. The home occupies a cul-de-sac position. The latest certificate (November 2021) shows a C (score 71).
At 90 m² it's 26.2% smaller than the typical home in the postcode (122 m² median across 19 EPCs). Its energy rating outperforms most of the postcode (better than 74% of similar EPCs). Today's modelled estimate of £404,000 is 10.3% above the 2022 sale price. On a £-per-square-foot basis, the last sale (£378/sq ft) was about 78.7% above the typical sold price in the postcode. Last sale on file: £366,200 in September 2022. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.
What this property has
Inside
- Bedrooms3
- ConservatoryYes
Outside
- Private gardenRear
- GarageYes
- Cul-de-sacYes
Building
- Solar panelsYes
Energy performance
17 Parc Castell Y Mynach's carbon output is low for the local stock.
EPC Rating
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Planning history
17 Parc Castell Y Mynach 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
The latest sale landed in the post-pandemic price surge — useful context when reading the figure.
£404,000
Modelled from EPC, postcode comparables.
£366,200
Recorded with HM Land Registry.
Sales timeline
14 September 2022Most recent
£366,200
Median price across the last 5 sales in CF15 9NU: £470,000 (2025–2021).
Nearby sales in CF15 9NU
23 Parc Castell Y Mynach, Creigiau, Cardiff, CF15 9NU
Sold Jul 2025
£470,0001 Parc Castell Y Mynach, Creigiau, Cardiff, CF15 9NU
Sold Mar 2025
£560,00014 Parc Castell Y Mynach, Creigiau, Cardiff, CF15 9NU
Sold Sept 2022
£635,00012 Parc Castell Y Mynach, Creigiau, Cardiff, CF15 9NU
Sold Apr 2022
£355,0003 Parc Castell Y Mynach, Creigiau, Cardiff, CF15 9NU
Sold Jun 2021
£320,000
Versus other Parc Castell Y Mynach homes
17 Parc Castell Y Mynach outperforms the street on price per m² by a wide margin.
Price per m²
£4,069
Street avg £2,681
Floor Area
90 m²
Street avg 132 m²
Habitable Rooms
5 rooms
Street avg 6 rooms
CO₂ Emissions
1.5 t/year
Street avg 4.9 t/year
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The neighbourhood at a glance
Crime
2/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Tregarth Lodge — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.







