16 Parkstone Avenue, Old St Mellons, Cardiff, CF3 5TY
About 16 Parkstone Avenue
16 Parkstone Avenue is a three-bedroom semi-detached house in Old St. Mellons, Cardiff, Cardiff (CF3 5TY). It has a recorded floor area of 91 m² (around 980 sq ft), construction records dating it to 1950-1966 and council tax band D. The latest certificate (August 2015) shows a D (score 57), a step below the typical UK home. When first surveyed in June 2014 the rating was E, the property has climbed 1 band since. Between certificates, roof efficiency dropped from Very Good to Good and lighting dropped from Very Good to Very Poor. The recommended improvements would lift it to B (score 85), a 2-band jump. The latest certificate is from August 2015, so improvements made since then won't be reflected. Other recorded features include attached land beyond the plot.
2 planning records sit against the property, 1 approved, 1 refused. Past consents include an extension, meaningful when judging how the property has evolved. Across 2004–2016, sale prices on this property compounded at 7.5% per year. Today's modelled estimate of £261,000 is 37.4% above the 2016 sale price. On a £-per-square-foot basis, the last sale (£194/sq ft) was about 25.8% above the typical sold price in the postcode. Last changed hands 10 years ago, in September 2016.
What this property has
Inside
- Bedrooms3
Outside
- GarageYes
- LandYes
Energy performance
Recommended upgrades on file would lift this property by multiple EPC bands.
EPC Expired
This certificate is over 10 years old and is no longer valid.Expired 03 Aug 2025
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating controls changed
Low energy lighting percentage decreased
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Planning history
16 Parkstone Avenue has 2 separate extension applications on the council record.
2 applications on record at 16 Parkstone Avenue, Old St Mellons, Cardiff, CF3 5TY
- Oct 2020ExtensionOutlineOutcome in report
Extension: Single storey · Rear of property
SINGLE STOREY REAR EXTENSION
- Documents
- 6 docs on file
- Reference
- 20/01903/DCH
- More recent applications — locked
- ExtensionNov 2020Decision
Unlock 16 Parkstone Avenue, Old St Mellons, Cardiff, CF3 5TY's full planning history
You're seeing the shape of it. The report has the substance.
- Every decision — granted, refused or withdrawn (2 on record)
- All 2 applications on this property in full
- The 12 documents, officer reports & conditions
- What the pattern means for extending or converting here
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Sales history & valuation
Sale price has at least doubled since 2004.
£261,000
Modelled from EPC, postcode comparables and a sale-price growth of 7.5% per year over 13 years.
£190,000
Growth on file: 7.5% per year over 13 years.
Sales timeline
15 September 2016Most recent
£190,000
+150.0%over 12 years30 January 2004
£76,000
Median price across the last 5 sales in CF3 5TY: £175,000 (2024–2012).
Nearby sales in CF3 5TY
15 Parkstone Avenue, Old St Mellons, Cardiff, CF3 5TY
Sold Dec 2024
£341,00014 Parkstone Avenue, Old St Mellons, Cardiff, CF3 5TY
Sold Dec 2021
£207,50012 Parkstone Avenue, Old St Mellons, Cardiff, CF3 5TY
Sold Apr 2019
£175,00011 Parkstone Avenue, Old St Mellons, Cardiff, CF3 5TY
Sold Sept 2014
£175,00010 Parkstone Avenue, Old St Mellons, Cardiff, CF3 5TY
Sold Aug 2012
£150,000
Versus other Parkstone Avenue homes
On epc rating, 16 Parkstone Avenue runs well behind the street norm.
Price per m²
£2,088
Street avg £2,062
Floor Area
91 m²
Street avg 102 m²
Habitable Rooms
4 rooms
Street avg 5 rooms
CO₂ Emissions
4.7 t/year
Street avg 3.5 t/year
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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
Llaneirwg Way — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.







