17 Orchard Park, St Mellons, Cardiff, CF3 0AQ
About 17 Orchard Park
17 Orchard Park is a three-bedroom semi-detached house in St. Mellons, Cardiff, Cardiff (CF3 0AQ). It has a recorded floor area of 66 m² (around 710 sq ft), construction records dating it to 1976-1982 and council tax band C. The latest certificate (October 2020) shows a D (score 68), on the cusp of jumping into the C band. The rating has held steady at D across 2 certificates since September 2010. Between certificates, hot-water efficiency went from Average to Good, lighting went from Very Poor to Very Good and main heating went from Average to Good; while roof efficiency dropped from Average to Poor. The recommended improvements would lift it to B (score 85), a 2-band jump.
Most recent transfer was February 2025 at £200,000 — fresh data. Today's modelled estimate of £245,000 is 22.5% above the 2025 sale price. On a £-per-square-foot basis, the last sale (£282/sq ft) was about 63.7% above the typical sold price in the postcode.
What this property has
Inside
- Bedrooms3
Outside
- Private gardenYes
Energy performance
Recommended upgrades on file would lift this property by multiple EPC bands.
EPC Rating
Certificate validity
Valid until 23 October 2030
Property Improvements
Changes detected from historical EPC data
Hot water efficiency improved
More low energy lighting installed
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Level 2 HomeBuyer Report
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Planning history
17 Orchard Park 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
17 Orchard Park valuation sits well clear of the typical sold price in this postcode.
£245,000
Modelled from EPC, postcode comparables.
£200,000
Recorded with HM Land Registry.
Sales timeline
21 February 2025Most recent
£200,000
Median price across the last 5 sales in CF3 0AQ: £223,000 (2025–2024).
Nearby sales in CF3 0AQ
33 Orchard Park, St Mellons, Cardiff, CF3 0AQ
Sold Oct 2025
£250,00048 Orchard Park, St Mellons, Cardiff, CF3 0AQ
Sold May 2025
£139,00055 Orchard Park, St Mellons, Cardiff, CF3 0AQ
Sold Dec 2024
£270,00047 Orchard Park, St Mellons, Cardiff, CF3 0AQ
Sold Dec 2024
£147,00015 Orchard Park, St Mellons, Cardiff, CF3 0AQ
Sold Oct 2024
£223,000
Versus other Orchard Park homes
On years held, 17 Orchard Park runs well behind the street norm.
Price per m²
£3,030
Street avg £2,341
Floor Area
66 m²
Street avg 67 m²
Habitable Rooms
3 rooms
Street avg 4 rooms
CO₂ Emissions
2.6 t/year
Street avg 2.5 t/year
Similar properties nearby
1 Brython Drive, St Mellons
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1 Chartley Close, St Mellons
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1 Caradoc Close, St Mellons
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1 Ashdown Close, St Mellons
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1 Aster Close, St Mellons
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The neighbourhood at a glance
Crime
242/mo
Falling year-on-year across the wider district.
Nearest stop
0.1 km
Bluebell Inn — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.







