5 Clos Tecwyn, Cardiff, CF23 5ND
About 5 Clos Tecwyn
5 Clos Tecwyn is a four-bedroom detached house in Cardiff (CF23 5ND). It has a recorded floor area of 128 m² (around 1378 sq ft), construction records dating it to 1991-1995 and council tax band G. The latest certificate (March 2022) shows a C (score 71). When first surveyed in October 2011 the rating was D, the property has climbed 1 band since. Between certificates, hot-water efficiency went from Average to Good. The recommended improvements would push it to B (score 82).
Across 2013–2022, sale prices on this property compounded at 5.8% per year. On a £-per-square-foot basis, the last sale (£435/sq ft) was about 87.6% above the typical sold price in the postcode. Most recent transfer: August 2022 at £600,000. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.
What this property has
Inside
- Bedrooms4
- Bathrooms3
Energy performance
EPC Rating
Property Improvements
Changes detected from historical EPC data
Hot water efficiency improved
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Planning history
5 Clos Tecwyn 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
Latest sale on 5 Clos Tecwyn was the highest on Land Registry record across the postcode.
£647,000
Modelled from EPC, postcode comparables and a sale-price growth of 5.8% per year over 10 years.
£600,000
Growth on file: 5.8% per year over 10 years.
Sales timeline
14 August 2022Most recent
£600,000
+70.5%over 9 years4 February 2013
£352,000
Median price across the last 5 sales in CF23 5ND: £350,000 (2020–2009).
Versus other Clos Tecwyn homes
Price per m² for 5 Clos Tecwyn runs comfortably ahead of the street norm.
Price per m²
£4,688
Street avg £2,720
Floor Area
128 m²
Street avg 133 m²
Habitable Rooms
8 rooms
Street avg 7 rooms
CO₂ Emissions
3.9 t/year
Street avg 4.5 t/year
Similar properties nearby
1 Bronwydd Close
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1 Beatty Avenue
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1 Balaclava Road
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1 Clos Edno
CF23 5NF
1 Clos Derwen
CF23 5HJ
1 Crystal Avenue
CF23 5QJ
1 Clos Tecwyn
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1 Boverton Street
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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
0.2 km
Miterdale Close — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.







