1 Ashdown Close, St Mellons, Cardiff, CF3 0ER
About 1 Ashdown Close
1 Ashdown Close is a two-bedroom semi-detached house in St. Mellons, Cardiff, Cardiff (CF3 0ER). It has a recorded floor area of 59 m² (around 635 sq ft), construction records dating it to 1976-1982 and council tax band C. The latest certificate (January 2025) shows a D (score 68), on the cusp of jumping into the C band. Earlier certificates rated it C (January 2010); the latest reading is one band lower. Between certificates, roof efficiency dropped from Very Good to Good. The recommended improvements would lift it to B (score 89), a 2-band jump.
Most recent transfer was May 2025 at £220,000 — fresh data. Across 1999–2025, sale prices on this property compounded at 6.9% per year. On a £-per-square-foot basis, the last sale (£346/sq ft) was about 153% above the typical sold price in the postcode.
What this property has
Inside
- Bedrooms2
- Bathrooms1
Outside
- Private gardenFront and rear
- DrivewayYes
Building
- RefurbishedYes
Energy performance
Recommended upgrades on file would lift this property by multiple EPC bands.
EPC Rating
Get a survey for this property
Level 2 HomeBuyer Report
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Planning history
1 Ashdown Close 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 1 Ashdown Close was the highest on Land Registry record across the postcode.
£226,000
Modelled from EPC, postcode comparables and a sale-price growth of 6.9% per year over 26 years.
£220,000
Growth on file: 6.9% per year over 26 years.
Sales timeline
19 May 2025Most recent
£220,000
+56.0%over 6 years4 June 2018
£141,000
+20.5%over 11 years14 December 2006
£117,000
+172.7%over 5 years9 February 2001
£42,900
+7.2%over 1 year8 November 1999
£40,000
Median price across the last 5 sales in CF3 0ER: £95,000 (2017–2003).
Versus other Ashdown Close homes
Habitable Rooms for 1 Ashdown Close runs comfortably ahead of the street norm.
EPC Rating
68 (D)
Street avg 66 (D)
Floor Area
59 m²
Street avg 65 m²
CO₂ Emissions
2.5 t/year
Street avg 2.6 t/year
Habitable Rooms
4 rooms
Street avg 4 rooms
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The neighbourhood at a glance
Reported crime in the wider district is trending notably upward year-on-year.
Crime
3/mo
Rising year-on-year across the wider district.
Nearest stop
0.2 km
Coleford Drive — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.







