19 Parc Castell Y Mynach, Creigiau, Cardiff, CF15 9NU
About 19 Parc Castell Y Mynach
19 Parc Castell Y Mynach is a four-bedroom detached house in Creigiau, Cardiff, Cardiff (CF15 9NU). It has a recorded floor area of 145 m² (around 1560 sq ft), construction records dating it to 1976-1982 and council tax band G. The latest certificate (June 2010) shows a D (score 66), on the cusp of jumping into the C band. The recommended improvements would push it to C (score 72). The latest certificate is from June 2010, so improvements made since then won't be reflected.
It hasn't traded since August 2010, a hold of 16 years that's notably long for the area. At 145 m² it's 20.8% larger than the typical home in the postcode (120 m² median across 19 EPCs). Across 1997–2010, sale prices on this property compounded at 11.1% per year. Today's modelled estimate of £491,000 is 48.8% above the 2010 sale price.
What this property has
Inside
- Bedrooms4
Energy performance
19 Parc Castell Y Mynach's EPC is over a decade old — improvements since won't be reflected.
EPC Expired
This certificate is over 10 years old and is no longer valid.Expired 22 Jun 2020
EPC Rating
Certificate validity
Expired on 22 June 2020
Get a survey for this property
Level 3 Building Survey
Because the property has been extended more than once, we believe a Level 3 building survey should be considered.
From £1,020 · Includes VAT
Planning history
19 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
19 Parc Castell Y Mynach has more than tripled in price since its earliest registered sale in 1997.
£491,000
Modelled from EPC, postcode comparables and a sale-price growth of 11.1% per year over 13 years.
£330,000
Growth on file: 11.1% per year over 13 years.
Sales timeline
3 August 2010Most recent
£330,000
+20.0%over 5 years29 June 2005
£275,000
+216.1%over 7 years28 November 1997
£87,000
Median price across the last 5 sales in CF15 9NU: £470,000 (2025–2022).
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
£560,00017 Parc Castell Y Mynach, Creigiau, Cardiff, CF15 9NU
Sold Sept 2022
£366,20014 Parc Castell Y Mynach, Creigiau, Cardiff, CF15 9NU
Sold Sept 2022
£635,00012 Parc Castell Y Mynach, Creigiau, Cardiff, CF15 9NU
Sold Apr 2022
£355,000
Versus other Parc Castell Y Mynach homes
19 Parc Castell Y Mynach outperforms the street on habitable rooms by a wide margin.
Price per m²
£2,277
Street avg £2,787
Floor Area
145 m²
Street avg 129 m²
Habitable Rooms
9 rooms
Street avg 6 rooms
CO₂ Emissions
5.4 t/year
Street avg 4.7 t/year
Similar properties nearby
1 Crib Y Lan, Gwaelod Y Garth
CF15 9LA
1 Dol Y Felin, Creigiau
CF15 9SN
1 Brummell Drive, Creigiau
CF15 9NX
1 Bryn Yr Eglwys, Pentyrch
CF15 9QW
1 Erw Wen, Pentyrch
CF15 9PQ
1 Clos Goch, Pentyrch
CF15 9RA
1 Bryn Siriol, Pentyrch
CF15 9QU
1 Brodeg, Pentyrch
CF15 9TF
The neighbourhood at a glance
Crime
85/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.







