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 £335,000 is 41.1% 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This certificate is over 10 years old and is no longer valid.Expired 21 Feb 2021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
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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.
£335,000
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 Clos Dol Heulog, Pontprennau
CF23 8AT
1 Clos Alyn, Pontprennau
CF23 8LB
1 Amberwood Close, Pontprennau
CF23 8BZ
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
Reported crime in the wider district is trending notably upward year-on-year.
Crime
9/mo
Rising 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.







