123 Penarth Road, Cardiff, CF11 6JU
About 123 Penarth Road
123 Penarth Road is a three-bedroom mid-terrace house in Cardiff (CF11 6JU). It has a recorded floor area of 136 m² (around 1464 sq ft), construction records dating it to before 1900 and council tax band E. The latest certificate (February 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 July 2013. Between certificates, window efficiency went from Poor to Average. The recommended improvements would lift it to B (score 86), a 2-band jump. Period features are noted in the property record.
At 136 m² the property is well over the postcode median (63 m² across 19 EPCs), placing it in the larger end of the local stock. Most recent transfer: September 2020 at £186,000. Across the public record there are 4 sales, relatively high churn for a single property. Across 2001–2020, sale prices on this property compounded at 4.9% per year. Today's modelled estimate of £249,000 is 33.9% above the 2020 sale price. On a £-per-square-foot basis, the last sale (£127/sq ft) was about 35.1% above the typical sold price in the postcode.
What this property has
Inside
- Bedrooms3
- Bathrooms1
- Dining roomYes
Outside
- Private gardenYes
Building
- Heating systemGas
- Period featuresYes
Energy performance
Recommended upgrades on file would lift this property by multiple EPC bands.
EPC Rating
Certificate validity
Valid until 11 February 2029
Property Improvements
Changes detected from historical EPC data
Windows upgraded, improving insulation
More low energy lighting installed
Get a survey for this property
Level 3 Building Survey
Because the property was built before 1919 and has solid (non-cavity) walls, we believe a Level 3 building survey should be considered.
From £885 · Includes VAT
Planning history
123 Penarth Road has no planning applications on record.
But the area is active
10 notable applications nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
123 Penarth Road has more than doubled in price since the earliest registered sale in 2001.
£249,000
Modelled from EPC, postcode comparables and a sale-price growth of 4.9% per year over 19 years.
£186,000
Growth on file: 4.9% per year over 19 years.
Sales timeline
13 September 2020Most recent
£186,000
13 September 2020
£186,000
+272.0%over 5 years22 September 2014
£50,000
-33.3%over 12 years12 November 2001
£75,000
Median price across the last 5 sales in CF11 6JU: £185,000 (2023–2020).
Nearby sales in CF11 6JU
Versus other Penarth Road homes
On price per m², 123 Penarth Road stands well clear of the street.
Price per m²
£1,368
Street avg £903
Floor Area
136 m²
Street avg 132 m²
Habitable Rooms
6 rooms
Street avg 6 rooms
CO₂ Emissions
5.6 t/year
Street avg 5.9 t/year
Similar properties nearby
The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
362/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Blaenclydach Street — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.







