6 Clos Nant Ddu, Pontprennau, Cardiff, CF23 8LF
About 6 Clos Nant Ddu
6 Clos Nant Ddu is a three-bedroom semi-detached house in Pontprennau, Cardiff, Cardiff (CF23 8LF). It has a recorded floor area of 107 m² (around 1148 sq ft), construction records dating it to 1991-1995 and council tax band E. The latest certificate (February 2011) shows a C (score 70). The latest certificate is from February 2011, so improvements made since then won't be reflected.
At 107 m² the property is well over the postcode median (55 m² across 15 EPCs), placing it in the larger end of the local stock. Last changed hands 9 years ago, in April 2017. Across 2003–2017, sale prices on this property compounded at 3.9% per year. Today's modelled estimate of £340,000 is 43.2% above the 2017 sale price.
What this property has
Inside
- Bedrooms3
- Bathrooms1
- Dining roomYes
- EnsuiteYes
Outside
- Private gardenYes
Building
- Central heatingYes
- RefurbishedYes
Energy performance
6 Clos Nant Ddu'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This certificate is over 10 years old and is no longer valid.Expired 21 Feb 2021
EPC Rating
Certificate validity
Expired on 21 February 2021
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Planning history
6 Clos Nant Ddu 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
6 Clos Nant Ddu valuation sits well clear of the typical sold price in this postcode.
£340,000
Modelled from EPC, postcode comparables and a sale-price growth of 3.9% per year over 14 years.
£237,500
Growth on file: 3.9% per year over 14 years.
Sales timeline
6 April 2017Most recent
£237,500
+19.9%over 2 years17 July 2014
£198,000
+41.4%over 10 years11 August 2003
£140,000
Median price across the last 5 sales in CF23 8LF: £200,000 (2025–2019).
Nearby sales in CF23 8LF
15 Clos Nant Ddu, Pontprennau, Cardiff, CF23 8LF
Sold Oct 2025
£390,00030 Clos Nant Ddu, Pontprennau, Cardiff, CF23 8LF
Sold Oct 2024
£200,00020 Clos Nant Ddu, Pontprennau, Cardiff, CF23 8LF
Sold Mar 2023
£215,00016 Clos Nant Ddu, Pontprennau, Cardiff, CF23 8LF
Sold Apr 2019
£162,00036 Clos Nant Ddu, Pontprennau, Cardiff, CF23 8LF
Sold Mar 2019
£168,500
Versus other Clos Nant Ddu homes
6 Clos Nant Ddu is notably below the street on price per m².
Price per m²
£2,227
Street avg £2,876
Floor Area
107 m²
Street avg 71 m²
Habitable Rooms
6 rooms
Street avg 4 rooms
CO₂ Emissions
3.2 t/year
Street avg 2.6 t/year
Similar properties nearby
1 Amberwood Close, Pontprennau
CF23 8BZ
1 Clos Alyn, Pontprennau
CF23 8LB
1 Clos Dol Heulog, Pontprennau
CF23 8AT
1 Amblecote Close, Pontprennau
CF23 8BY
1 Amber Close, Pontprennau
CF23 8AW
1 Butterfield Drive, Pontprennau
CF23 8NE
1 Blackberry Way, Pontprennau
CF23 8FE
1 Clos Nant Mwlan, Pontprennau
CF23 8NA
The neighbourhood at a glance
Crime
169/mo
Falling year-on-year across the wider district.
Nearest stop
0.1 km
Pontprennau Community Centre — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.







