23 Rhiw R Ddar, Taffs Well, Cardiff, CF15 7PA
About 23 Rhiw R Ddar
23 Rhiw R Ddar is a mid-terrace house in Taffs Well, Cardiff, Cardiff (CF15 7PA). It has a recorded floor area of 70 m² (around 753 sq ft), construction records dating it to 1976-1982 and council tax band C. The latest certificate (June 2019) shows a C (score 74). The rating has held steady at C across 2 certificates since March 2009. Between certificates, wall efficiency went from Average to Good and lighting went from Very Poor to Very Good; while roof efficiency dropped from Good to Poor. The recommended improvements would push it to B (score 87).
Held since June 2009 — that's 17 years off the open market, well above the local norm. That sale fell during the post-crash dip, which often skews comparisons against later neighbouring sales. Across 1998–2009, sale prices on this property compounded at 8.1% per year. Today's modelled estimate of £191,000 sits 91% above the 2009 sale of £100,000. On a £-per-square-foot basis, the last sale (£133/sq ft) was about 25.7% below the postcode norm.
Energy performance
EPC Rating
Property Improvements
Changes detected from historical EPC data
Wall insulation upgraded
More low energy lighting installed
Get a survey for this property
Level 2 HomeBuyer Report
We've checked 10 risk factors against the available data for this property and believe a Level 2 HomeBuyer Report could be a suitable option for you.
From £495 · Includes VAT
Planning history
23 Rhiw R Ddar has no planning applications on record.
But the area is active
1 notable application nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
23 Rhiw R Ddar has more than doubled in price since the earliest registered sale in 1998.
£191,000
Modelled from EPC, postcode comparables and a sale-price growth of 8.1% per year over 11 years.
£100,000
Growth on file: 8.1% per year over 11 years.
Sales timeline
18 June 2009Most recent
£100,000
+66.7%over 7 years31 October 2001
£59,995
+42.8%over 3 years14 May 1998
£42,000
Median price across the last 5 sales in CF15 7PA: £200,000 (2023–2020).
Nearby sales in CF15 7PA
17 Rhiw R Ddar, Taffs Well, Cardiff, CF15 7PA
Sold Oct 2023
£195,00055 Rhiw R Ddar, Taffs Well, Cardiff, CF15 7PA
Sold Jun 2023
£200,00051 Rhiw R Ddar, Taffs Well, Cardiff, CF15 7PA
Sold Jun 2021
£260,00047 Rhiw R Ddar, Taffs Well, Cardiff, CF15 7PA
Sold Oct 2020
£277,00053 Rhiw R Ddar, Taffs Well, Cardiff, CF15 7PA
Sold Jun 2020
£155,000
Versus other Rhiw R Ddar homes
23 Rhiw R Ddar is notably below the street on price per m².
Price per m²
£1,429
Street avg £2,453
Floor Area
70 m²
Street avg 74 m²
Habitable Rooms
4 rooms
Street avg 4 rooms
CO₂ Emissions
2.1 t/year
Street avg 3.2 t/year
Similar properties nearby
1 Ffordd Y Felin, Old Caerphilly Road, Nantgarw
CF15 7TA
1 Catherine Drive, Tongwynlais
CF15 7JT
1 Castle Street, Taffs Well
CF15 7RL
1 Church Street, Taffs Well
CF15 7PG
1 Beech Court, Catherine Drive, Tongwynlais
CF15 7JU
1 Anchor Street, Taffs Well
CF15 7RH
1 Abbey Close, Taffs Well
CF15 7RS
1 Castell Coch View, Tongwynlais
CF15 7LA
The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
2/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Glan-y-ffordd — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.







