10 Clos Nant Y Cwm, Pontprennau, Cardiff, CF23 8LG
About 10 Clos Nant Y Cwm
10 Clos Nant Y Cwm is a semi-detached house in Pontprennau, Cardiff, Cardiff (CF23 8LG). It has a recorded floor area of 85 m² (around 914 sq ft), construction records dating it to 1991-1995 and council tax band D. The latest certificate (September 2009) shows a D (score 68), on the cusp of jumping into the C band. The recommended improvements would push it to C (score 74). The latest certificate is from September 2009, so improvements made since then won't be reflected.
Untraded for 17 years, with the last transfer in December 2009. That sale fell during the post-crash dip, which often skews comparisons against later neighbouring sales. Across 1995–2009, sale prices on this property compounded at 7.6% per year. Today's modelled estimate of £277,000 sits 78.7% above the 2009 sale of £155,000. On a £-per-square-foot basis, the last sale (£170/sq ft) was about 42.5% above the typical sold price in the postcode.
Energy performance
10 Clos Nant Y Cwm'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This certificate is over 10 years old and is no longer valid.Expired 20 Sept 2019
EPC Rating
Certificate validity
Expired on 20 September 2019
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Planning history
10 Clos Nant Y Cwm 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
Sale price has at least doubled since 1995.
£277,000
Modelled from EPC, postcode comparables and a sale-price growth of 7.6% per year over 14 years.
£155,000
Growth on file: 7.6% per year over 14 years.
Sales timeline
21 December 2009Most recent
£155,000
+93.8%over 8 years11 April 2001
£80,000
+48.8%over 5 years22 June 1995
£53,750
Median price across the last 5 sales in CF23 8LG: £208,000 (2024–2018).
Nearby sales in CF23 8LG
14 Clos Nant Y Cwm, Pontprennau, Cardiff, CF23 8LG
Sold Oct 2024
£260,0006 Clos Nant Y Cwm, Pontprennau, Cardiff, CF23 8LG
Sold Jan 2021
£276,00025 Clos Nant Y Cwm, Pontprennau, Cardiff, CF23 8LG
Sold Dec 2020
£208,00016 Clos Nant Y Cwm, Pontprennau, Cardiff, CF23 8LG
Sold Nov 2018
£190,00031 Clos Nant Y Cwm, Pontprennau, Cardiff, CF23 8LG
Sold Mar 2018
£137,500
Versus other Clos Nant Y Cwm homes
10 Clos Nant Y Cwm outperforms the street on epc rating by a wide margin.
Price per m²
£1,826
Street avg £2,215
Floor Area
85 m²
Street avg 81 m²
Habitable Rooms
5 rooms
Street avg 5 rooms
CO₂ Emissions
3.5 t/year
Street avg 3.6 t/year
Similar properties nearby
1 Butterfield Drive, Pontprennau
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The neighbourhood at a glance
Crime
169/mo
Falling year-on-year across the wider district.
Nearest stop
0.1 km
Clos Cwm Du — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.







