Model valuation£417,0008 Busby Close
Local market context
15 Clos Nant Y Cwm, Pontprennau, Cardiff, CF23 8LG
3 sales on record
Property type
Semi-detached
Bedrooms
2
Floor area
68 m²
732 sq ft
Energy rating
D
Score 62
Council tax
Band D
Tenure
Owner Occupied
About 15 Clos Nant Y Cwm
A plain-English summary derived from public records, EPC certificates, sold prices and local data.
15 Clos Nant Y Cwm is a two-bedroom semi-detached house in Pontprennau, Cardiff, Cardiff (CF23 8LG). It has a recorded floor area of 68 m² (around 732 sq ft), construction records dating it to 1991-1995 and council tax band D. The latest certificate (April 2019) shows a D (score 62), on the cusp of jumping into the C band. The rating has held steady at D across 2 certificates since March 2009. Between certificates, roof efficiency went from Average to Good; while window efficiency dropped from Good to Average and hot-water efficiency dropped from Good to Average. The recommended improvements would lift it to B (score 87), a 2-band jump.
Held since March 2002 — that's 24 years off the open market, well above the local norm. Across 1995–2002, sale prices on this property compounded at 6.7% per year. Today's modelled estimate of £264,000 sits 210.8% above the 2002 sale of £84,950. At 68 m² it's 17% smaller than the typical home in the postcode (82 m² median across 16 EPCs).
What this property has
Pulled from EPC certificates, claim submissions and our property model. Empty categories are hidden — we only show what's known.
Inside
- Bedrooms2
Outside
- GarageYes
Before you decide
Everything you need to know about 15 Clos Nant Y Cwm
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The data behind every report
Energy performance
Every EPC certificate filed against this property — current rating, recorded improvements, and where there's headroom to reach a higher band.
Recommended upgrades on file would lift this property by multiple EPC bands.
Current Certificate(1 of 2)
Apr 2019
EPC Rating
A
B
C
D
D62
E
F
G
Main Heating
Gas
Main Fuel
Gas
Hot Water
Average
Windows
Average
CO2 Emissions
3.2 t/year
Occupancy
Owner Occupied
Certificate validity
Valid until 2 April 2029
Property Improvements
Changes detected from historical EPC data
Apr 2019from Mar 2009
Heating Controls
Prog + StatThermostat
Heating controls changed
Hot Water
GoodAverage
Hot water efficiency decreased
Roof Insulation
InsulatedWell Insulated
Loft insulation upgraded to recommended levels
Low Energy Lighting
63%0%
Low energy lighting percentage decreased
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Level 2 HomeBuyer Report
Late 20th centurySemi-Detached HouseEPC D
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Planning history
Applications and permits filed against 15 Clos Nant Y Cwm, Pontprennau, Cardiff, CF23 8LG, sourced from the PlanIt planning register.
15 Clos Nant Y Cwm has no planning applications on record.
1
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
Recorded transactions, our model's current estimate, and a quick read on what neighbouring properties have sold for.
15 Clos Nant Y Cwm's modelled value sits at over four times its earliest registered sale price (1995).
Current estimate
See how we calculated this£264,000
Modelled from EPC, postcode comparables and a sale-price growth of 6.7% per year over 7 years.
Last sold (2002)
£84,950
Growth on file: 6.7% per year over 7 years.
Sales timeline
28 March 2002Most recent
£84,950
+54.5%over 5 years12 December 1996
£54,995
+1.9%over 1 year9 April 1995
£53,995
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
Four headline reads against 16 similar houses on this street, drawn from the latest EPC and Land Registry data.
On price per m², 15 Clos Nant Y Cwm runs well behind the street norm.
Price per m²
£1,249
Street avg £2,251
Floor Area
68 m²
Street avg 82 m²
Habitable Rooms
4 rooms
Street avg 5 rooms
CO₂ Emissions
3.2 t/year
Street avg 3.6 t/year
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Start your researchSimilar properties nearby
A handful of close matches in the same postcode area, ranked by likeness on bedrooms, type and floor area.
£225k
1 Almond Drive, Pontprennau
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£306k
1 Amblecote Close, Pontprennau
CF23 8BY
3 bed
£321k
1 Clos Alyn, Pontprennau
CF23 8LB
3 bed
£327k
1 Amberwood Close, Pontprennau
CF23 8BZ
3 bed
£363k
1 Clos Dol Heulog, Pontprennau
CF23 8AT
3 bed
£381k
1 Blackberry Way, Pontprennau
CF23 8FE
4 bed2 bath
The neighbourhood at a glance
A condensed read of the local area. Each tile links through to the full breakdown on the Cardiff district page.
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.
Common questions
The questions buyers, sellers and homeowners most often ask about 15 Clos Nant Y Cwm, Pontprennau, Cardiff, CF23 8LG. Each answer is also embedded as structured data for search engines.