5 Clos Hendre Gadno, Old St Mellons, Cardiff, CF3 5UJ
About 5 Clos Hendre Gadno
5 Clos Hendre Gadno is a four-bedroom detached house in Old St. Mellons, Cardiff, Cardiff (CF3 5UJ). It has a recorded floor area of 102 m² (around 1098 sq ft) and construction records dating it to 2012 onwards. The latest certificate (January 2025) shows a C (score 70). Earlier certificates rated it B (July 2012); the latest reading is one band lower. Between certificates, window efficiency dropped from Very Good to Good and hot-water efficiency dropped from Good to Very Poor. The recommended improvements would push it to B (score 86).
At 102 m² it's 22.1% smaller than the typical home in the postcode (131 m² median across 11 EPCs). On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement. 2 planning records sit against the property, 2 approved, 0 refused. Past consents include tree works, meaningful when judging how the property has evolved. Today's modelled estimate of £362,000 is 43.1% above the 2012 sale price. On a £-per-square-foot basis, the last sale (£230/sq ft) was about 17% above the typical sold price in the postcode. Last changed hands 14 years ago, in August 2012.
What this property has
Inside
- Bedrooms4
- Bathrooms2
- Dining roomYes
- CloakroomYes
- EnsuiteYes
Outside
- GarageYes
Energy performance
5 Clos Hendre Gadno sits at the bottom of the postcode for energy efficiency — meaningful headroom to improve.
EPC Rating
Certificate validity
Valid until 30 January 2035
Property Improvements
Changes detected from historical EPC data
Heating controls changed
Hot water system changed
More low energy lighting installed
Get a survey for this property
Level 3 Building Survey
Because the property has been extended more than once, we believe a Level 3 building survey should be considered.
From £955 · Includes VAT
Planning history
Planning history at 5 Clos Hendre Gadno is exclusively tree-management applications — typical for a property with mature trees on or near the plot.
2 applications on record at 5 Clos Hendre Gadno, Old St Mellons, Cardiff, CF3 5UJ
- Dec 2013Tree WorksTreesOutcome in report
REDUCE OVERALL CROWN 15-20%
- Reference
- STME/TP/13/00213
- More recent applications — locked
- Tree WorksMar 2022Decision
Unlock 5 Clos Hendre Gadno, Old St Mellons, Cardiff, CF3 5UJ'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- Every decision — granted, refused or withdrawn (2 on record)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
- What the pattern means for extending or converting here
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Sales history & valuation
£362,000
Modelled from EPC, postcode comparables.
£253,000
Recorded with HM Land Registry.
Sales timeline
21 August 2012Most recent
£253,000
Median price across the last 5 sales in CF3 5UJ: £335,000 (2023–2014).
Nearby sales in CF3 5UJ
10 Clos Hendre Gadno, Old St Mellons, Cardiff, CF3 5UJ
Sold Mar 2023
£420,0008 Clos Hendre Gadno, Old St Mellons, Cardiff, CF3 5UJ
Sold Dec 2019
£335,0001 Clos Hendre Gadno, Old St Mellons, Cardiff, CF3 5UJ
Sold May 2018
£345,0002 Clos Hendre Gadno, Old St Mellons, Cardiff, CF3 5UJ
Sold Jul 2016
£330,0007 Clos Hendre Gadno, Old St Mellons, Cardiff, CF3 5UJ
Sold Nov 2014
£289,950
Versus other Clos Hendre Gadno homes
5 Clos Hendre Gadno is notably below the street on epc rating.
Price per m²
£2,480
Street avg £2,293
Floor Area
102 m²
Street avg 133 m²
CO₂ Emissions
2.8 t/year
Street avg 2.1 t/year
Years Held
14 years
Street avg 11 years
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The neighbourhood at a glance
Crime
242/mo
Falling 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.







