5 Tai Dyffryn, Nantgarw, Cardiff, CF15 7TS
About 5 Tai Dyffryn
5 Tai Dyffryn is a four-bedroom semi-detached house in Nantgarw, Cardiff, Cardiff (CF15 7TS). It has a recorded floor area of 122 m² (around 1313 sq ft), construction records dating it to 2003-2006 and council tax band D. The latest certificate (October 2013) shows a C (score 69), just inside the C band. The recommended improvements would push it to B (score 86). The latest certificate is from October 2013, so improvements made since then won't be reflected.
Held since May 2006 — that's 20 years off the open market, well above the local norm. Across 1996–2006, sale prices on this property compounded at 11.6% per year. Today's modelled estimate of £312,000 sits 75.5% above the 2006 sale of £177,750. On a £-per-square-foot basis, the last sale (£135/sq ft) was about 15.7% below the postcode norm. At 122 m² it sits well below the postcode median (212 m² across 7 EPCs), making it one of the more compact homes locally.
What this property has
Inside
- Bedrooms4
Energy performance
5 Tai Dyffryn's EPC is over a decade old — improvements since won't be reflected.
EPC Expired
This certificate is over 10 years old and is no longer valid.Expired 21 Oct 2023
EPC Rating
Certificate validity
Expired on 21 October 2023
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Planning history
5 Tai Dyffryn 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
Sale price has at least doubled since 1996.
£312,000
Modelled from EPC, postcode comparables and a sale-price growth of 11.6% per year over 9 years.
£177,750
Growth on file: 11.6% per year over 9 years.
Sales timeline
24 May 2006Most recent
£177,750
+182.1%over 9 years23 December 1996
£63,000
Median price across the last 5 sales in CF15 7TS: £430,000 (2025–2017).
Nearby sales in CF15 7TS
18 Tai Dyffryn, Nantgarw, Cardiff, CF15 7TS
Sold Jun 2025
£650,0004 Tai Dyffryn, Nantgarw, Cardiff, CF15 7TS
Sold Feb 2023
£310,00011 Tai Dyffryn, Nantgarw, Cardiff, CF15 7TS
Sold Jun 2021
£470,00016 Tai Dyffryn, Nantgarw, Cardiff, CF15 7TS
Sold Apr 2018
£430,0008 Tai Dyffryn, Nantgarw, Cardiff, CF15 7TS
Sold Apr 2017
£375,000
Versus other Tai Dyffryn homes
On price per m², 5 Tai Dyffryn runs well behind the street norm.
Price per m²
£1,457
Street avg £2,170
Floor Area
122 m²
Street avg 200 m²
Habitable Rooms
5 rooms
Street avg 7 rooms
CO₂ Emissions
3.9 t/year
Street avg 5.0 t/year
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The neighbourhood at a glance
Crime
85/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Yr Hendre — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.







