17 Earl S Court Road, Penylan, Cardiff, CF23 9DD
About 17 Earl S Court Road
17 Earl S Court Road is a four-bedroom semi-detached house in Penylan, Cardiff, Cardiff (CF23 9DD). It has a recorded floor area of 102 m² (around 1098 sq ft), construction records dating it to 1900-1929 and council tax band F. The latest certificate (October 2013) shows a D (score 63), on the cusp of jumping into the C band. When first surveyed in February 2013 the rating was E, the property has climbed 1 band since. Between certificates, window efficiency went from Very Poor to Average, hot-water efficiency went from Average to Good and lighting went from Good to Very Good. The recommended improvements would lift it to B (score 83), a 2-band jump. The latest certificate is from October 2013, so improvements made since then won't be reflected.
2 planning records sit against the property, 2 approved, 0 refused. Past consents include a loft conversion and an extension, meaningful when judging how the property has evolved. Across 2013–2023, sale prices on this property compounded at 9.6% per year. On a £-per-square-foot basis, the last sale (£606/sq ft) was about 189.8% above the typical sold price in the postcode. At 102 m² it's 20.9% smaller than the typical home in the postcode (129 m² median across 11 EPCs). Most recent transfer: October 2023 at £665,000.
What this property has
Inside
- Bedrooms4
- Bathrooms2
- Open-plan layoutYes
- Dining roomYes
- Utility roomYes
- CloakroomYes
- EnsuiteYes
- StudyYes
Outside
- Private gardenRear
- GarageYes
Energy performance
Recommended upgrades on file would lift this property by multiple EPC bands.
EPC Expired
This certificate is over 10 years old and is no longer valid.Expired 21 Oct 2023
EPC Rating
Property Improvements
Changes detected from historical EPC data
Hot water efficiency improved
Single glazing replaced with double or better glazing
More low energy lighting installed
Get a survey for this property
Level 3 Building Survey
Because the property was built before 1919, we believe a Level 3 building survey should be considered.
From £1,155 · Includes VAT
Planning history
Planning history includes both a loft conversion and an extension — the classic family-home expansion.
2 applications on record at 17 Earl S Court Road, Penylan, Cardiff, CF23 9DD
- Nov 2013ExtensionFullOutcome in report
Extension: Side and rear of property
SINGLE STOREY REAR & SIDE EXTENSION
- Documents
- 12 docs on file
- Reference
- 13/02034/DCH
- More recent applications — locked
- Loft ConversionDec 2017Decision
Unlock 17 Earl S Court Road, Penylan, Cardiff, CF23 9DD'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 19 documents, officer reports & conditions
- What the pattern means for extending or converting here
One time fee only - money back guarantee
Sales history & valuation
Latest sale on 17 Earl S Court Road was the highest on Land Registry record across the postcode.
£678,000
Modelled from EPC, postcode comparables and a sale-price growth of 9.6% per year over 10 years.
£665,000
Growth on file: 9.6% per year over 10 years.
Sales timeline
19 October 2023Most recent
£665,000
+16.7%over 2 years19 November 2020
£570,000
+122.7%over 7 years2 May 2013
£256,000
Median price across the last 5 sales in CF23 9DD: £495,000 (2024–2017).
Nearby sales in CF23 9DD
19 Earl S Court Road, Penylan, Cardiff, CF23 9DD
Sold Jul 2024
£635,0005 Earl S Court Road, Penylan, Cardiff, CF23 9DD
Sold May 2024
£535,0007 Earl S Court Road, Penylan, Cardiff, CF23 9DD
Sold Jun 2022
£495,00016 Earl S Court Road, Penylan, Cardiff, CF23 9DD
Sold Jul 2019
£390,00014 Earl S Court Road, Penylan, Cardiff, CF23 9DD
Sold Oct 2017
£420,000
Versus other Earl S Court Road homes
17 Earl S Court Road outperforms the street on price per m² by a wide margin.
Price per m²
£6,520
Street avg £3,070
Floor Area
102 m²
Street avg 134 m²
Habitable Rooms
5 rooms
Street avg 6 rooms
CO₂ Emissions
3.7 t/year
Street avg 5.6 t/year
Similar properties nearby
1 Earl S Court Road, Penylan
CF23 9DD
1 Hugon Close
CF23 9BY
1 Firstbrook Close
CF23 9ER
1 Kingwood Close, Penylan
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1 Bryn Y Nant, Llanedeyrn
CF23 9NZ
1 Clos Gwrgi, Penylan
CF23 9FQ
1 Barons Court Road, Penylan
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1 Colchester Avenue, 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
Earl`s Court Road — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.







