17 Clos Dol Heulog, Pontprennau, Cardiff, CF23 8AT
About 17 Clos Dol Heulog
17 Clos Dol Heulog is a four-bedroom detached house in Pontprennau, Cardiff, Cardiff (CF23 8AT). It has a recorded floor area of 129 m² (around 1383 sq ft), construction records dating it to 2003-2006 and council tax band F. The latest certificate (October 2008) shows a C (score 74). The latest certificate is from October 2008, so improvements made since then won't be reflected.
It hasn't traded since March 2011, a hold of 15 years that's notably long for the area. At 129 m² the property is well over the postcode median (59 m² across 23 EPCs), placing it in the larger end of the local stock. Across 2002–2011, sale prices on this property compounded at 2.9% per year. Today's modelled estimate of £411,000 sits 74.9% above the 2011 sale of £235,000. On a £-per-square-foot basis, the last sale (£170/sq ft) was about 17.6% below the postcode norm. 2 planning records sit against the property, 2 approved, 0 refused. Past consents include an extension, meaningful when judging how the property has evolved.
What this property has
Inside
- Bedrooms4
- Bathrooms2
Outside
- DrivewayYes
Building
- RefurbishedYes
Energy performance
17 Clos Dol Heulog'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This certificate is over 10 years old and is no longer valid.Expired 30 Oct 2018
EPC Rating
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Planning history
17 Clos Dol Heulog has an approved extension on the planning record.
2 applications on record at 17 Clos Dol Heulog, Pontprennau, Cardiff, CF23 8AT
- Mar 2025ExtensionFullOutcome in report
Extension: Part single, part two storey · Rear of property
Construction of part two storey, part single storey rear extension and reinstatement of part of previously converted garage to storage area.
- Documents
- 13 docs on file
- Reference
- 25/00300/HSE
- More recent applications — locked
- ExtensionMay 2025Decision
Unlock 17 Clos Dol Heulog, Pontprennau, Cardiff, CF23 8AT's full planning history
You're seeing the shape of it. The report has the substance.
- Every decision — granted, refused or withdrawn (2 on record)
- All 2 applications on this property in full, plus 1 notable nearby
- The 25 documents, officer reports & conditions
- What the pattern means for extending or converting here
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Sales history & valuation
17 Clos Dol Heulog valuation sits well clear of the typical sold price in this postcode.
£411,000
Modelled from EPC, postcode comparables and a sale-price growth of 2.9% per year over 8 years.
£235,000
Growth on file: 2.9% per year over 8 years.
Sales timeline
28 March 2011Most recent
£235,000
+27.0%over 8 years28 October 2002
£184,995
Median price across the last 5 sales in CF23 8AT: £160,000 (2024–2022).
Nearby sales in CF23 8AT
8 Clos Dol Heulog, Pontprennau, Cardiff, CF23 8AT
Sold Nov 2024
£365,00010 Clos Dol Heulog, Pontprennau, Cardiff, CF23 8AT
Sold Aug 2024
£340,00024 Clos Dol Heulog, Pontprennau, Cardiff, CF23 8AT
Sold Dec 2023
£150,00036 Clos Dol Heulog, Pontprennau, Cardiff, CF23 8AT
Sold Mar 2023
£160,00038 Clos Dol Heulog, Pontprennau, Cardiff, CF23 8AT
Sold Nov 2022
£150,000
Versus other Clos Dol Heulog homes
EPC Rating for 17 Clos Dol Heulog runs comfortably ahead of the street norm.
Price per m²
£1,829
Street avg £2,530
Floor Area
129 m²
Street avg 108 m²
Habitable Rooms
5 rooms
Street avg 6 rooms
CO₂ Emissions
3.2 t/year
Street avg 3.6 t/year
Similar properties nearby
1 Allt Y Wennol, Pontprennau
CF23 8AS
1 Clos Nant Mwlan, Pontprennau
CF23 8NA
1 Clos Nant Y Cwm, Pontprennau
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1 Acorn Grove, Pontprennau
CF23 8NG
1 Blackberry Way, Pontprennau
CF23 8FE
1 Clos Alyn, Pontprennau
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1 Clos Dol Heulog, Pontprennau
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1 Amberwood Close, Pontprennau
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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
0.3 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.







