1a, Pen Y Lan Terrace, Penylan, Cardiff, CF23 9EU
About 1a
1a is a two-bedroom detached house in Penylan, Cardiff, Cardiff (CF23 9EU). It has a recorded floor area of 77 m² (around 829 sq ft), construction records dating it to 2003-2006 and council tax band E. The latest certificate (March 2024) shows a C (score 74). The rating has held steady at C across 3 certificates since March 2010. Between certificates, lighting went from Very Poor to Very Good. The recommended improvements would push it to B (score 86).
At 77 m² it sits well below the postcode median (127 m² across 15 EPCs), making it one of the more compact homes locally. On energy efficiency it sits in the top 10% of properties in this postcode. Sold October 2024 for £256,000. Across the public record there are 4 sales, relatively high churn for a single property. 2 planning records sit against the property, 1 approved, 1 refused. Past consents include an extension, meaningful when judging how the property has evolved. Across 2005–2024, sale prices on this property compounded at 2.1% per year. Today's modelled estimate of £289,000 is 12.9% above the 2024 sale price. On a £-per-square-foot basis, the last sale (£309/sq ft) was about 34.4% above the typical sold price in the postcode.
What this property has
Inside
- Bedrooms2
- Bathrooms1
- Open-plan layoutYes
Outside
- DrivewayYes
Energy performance
1a ranks among the most efficient homes in the postcode for energy use.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating controls upgraded for better temperature management
More low energy lighting installed
Windows upgraded, improving insulation
More low energy lighting installed
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Planning history
1a has 2 separate extension applications on the council record.
2 applications on record at 1a, Pen Y Lan Terrace, Penylan, Cardiff, CF23 9EU
- Aug 2015ExtensionFullOutcome in report
Extension: Single storey · Front of property
EXTENSION TO FRONT OF PROPERTY AT FIRST FLOOR LEVEL
- Documents
- 6 docs on file
- Reference
- 15/01509/DCH
- More recent applications — locked
- ExtensionMay 2019Decision
Unlock 1a, Pen Y Lan Terrace, Penylan, Cardiff, CF23 9EU'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- Every decision — granted, refused or withdrawn (2 on record)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 2 notable nearby
- The 14 documents, officer reports & conditions
- What the pattern means for extending or converting here
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Sales history & valuation
£289,000
Modelled from EPC, postcode comparables and a sale-price growth of 2.1% per year over 20 years.
£256,000
Growth on file: 2.1% per year over 20 years.
Sales timeline
23 October 2024Most recent
£256,000
+5.6%over 4 years23 March 2020
£242,500
+41.0%over 5 years8 October 2014
£172,000
+1.2%over 9 years30 March 2005
£169,950
Median price across the last 5 sales in CF23 9EU: £400,000 (2022–2019).
Nearby sales in CF23 9EU
15 Pen Y Lan Terrace, Penylan, Cardiff, CF23 9EU
Sold Oct 2022
£480,00011 Pen Y Lan Terrace, Penylan, Cardiff, CF23 9EU
Sold Oct 2021
£425,00024 Pen Y Lan Terrace, Penylan, Cardiff, CF23 9EU
Sold Jun 2021
£400,0005 Pen Y Lan Terrace, Penylan, Cardiff, CF23 9EU
Sold Sept 2019
£357,0001 Pen Y Lan Terrace, Penylan, Cardiff, CF23 9EU
Sold Apr 2019
£340,000
Versus other Pen Y Lan Terrace homes
Years Held for 1a lags the street by a wide margin.
Price per m²
£3,325
Street avg £3,013
Floor Area
77 m²
Street avg 133 m²
Habitable Rooms
3 rooms
Street avg 6 rooms
CO₂ Emissions
2.2 t/year
Street avg 5.5 t/year
Similar properties nearby
1 Kingwood Close, Penylan
CF23 9HE
1 Firstbrook Close
CF23 9ER
1 Hugon Close
CF23 9BY
1 Bryn Y Nant, Llanedeyrn
CF23 9NZ
1 Ffordd Nowell, Penylan
CF23 9FA
1 Earl S Court Road, Penylan
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1 Grafton Close, Penylan
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1 Howardian Close, Penylan
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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
0.1 km
Greenlawns — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.







