121 Pencisely Road, Cardiff, CF5 1DL
About 121 Pencisely Road
121 Pencisely Road is a four-bedroom detached house in Cardiff (CF5 1DL). It has a recorded floor area of 287 m² (around 3089 sq ft), construction records dating it to 1930-1949 and council tax band G. The latest certificate (March 2024) shows a C (score 70). When first surveyed in March 2021 the rating was D, the property has climbed 1 band since. Between certificates, window efficiency went from Average to Good and lighting went from Average to Very Good; while roof efficiency dropped from Good to Very Poor.
At 287 m² the property is well over the postcode median (198 m² across 4 EPCs), placing it in the larger end of the local stock. Its energy rating outperforms most of the postcode (better than 75% of similar EPCs). A recent sale: £1,370,000 in March 2025. 2 planning records sit against the property, 2 approved, 0 refused. Past consents include an extension and a loft conversion, meaningful when judging how the property has evolved. Across 2021–2025, sale prices on this property compounded at 22% per year. On a £-per-square-foot basis, the last sale (£443/sq ft) was about 72.8% above the typical sold price in the postcode.
What this property has
Inside
- Bedrooms4
- Bathrooms4
- Open-plan layoutYes
- Dining roomYes
- EnsuiteYes
Outside
- GarageDouble
Energy performance
121 Pencisely Road's carbon output runs well above what efficient homes in the postcode produce.
EPC Rating
Certificate validity
Valid until 8 March 2034
Property Improvements
Changes detected from historical EPC data
Window efficiency improved
Floor insulation added or improved
More low energy lighting installed
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Planning history
2 applications on record at 121 Pencisely Road, Cardiff, CF5 1DL
- Nov 2021Loft ConversionFullOutcome in report
Extension: Two storey · Side and rear of property
TWO STOREY EXTENSION TO REAR AND SIDE, NEW TIMBER ENTRANCE PORCH TO SIDE ELEVATION, ATTIC CONVERSION WITH DORMER EXTENSION
Extension- Documents
- 21 docs on file
- Reference
- 21/01694/DCH
- More recent applications — locked
- ExtensionOct 2022Decision
Unlock 121 Pencisely Road, Cardiff, CF5 1DL'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- Every decision — granted, refused or withdrawn (2 on record)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 26 documents, officer reports & conditions
- What the pattern means for extending or converting here
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Sales history & valuation
Latest sale on 121 Pencisely Road was the highest on Land Registry record across the postcode.
£1,353,000
Modelled from EPC, postcode comparables and a sale-price growth of 22.0% per year over 4 years.
£1,370,000
Growth on file: 22.0% per year over 4 years.
Sales timeline
10 March 2025Most recent
£1,370,000
+101.5%over 3 years30 August 2021
£680,000
Median price across the last 5 sales in CF5 1DL: £528,000 (2021–2002).
Nearby sales in CF5 1DL
Versus other Pencisely Road homes
Price per m² for 121 Pencisely Road runs comfortably ahead of the street norm.
Price per m²
£4,774
Street avg £2,610
Floor Area
287 m²
Street avg 213 m²
Habitable Rooms
7 rooms
Street avg 9 rooms
CO₂ Emissions
7.5 t/year
Street avg 10.0 t/year
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The neighbourhood at a glance
Crime
426/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Pencisely Road — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.







