20 Penmaes, Pentyrch, Cardiff, CF15 9QS

20 Penmaes is a four-bedroom detached house in Pentyrch, Cardiff, Cardiff (CF15 9QS). It has a recorded floor area of 146 m² (around 1572 sq ft), construction records dating it to 1976-1982 and council tax band F. The latest certificate (December 2015) returns a high B (score 87), putting the home a stone's throw from an A rating. The latest certificate is from December 2015, so improvements made since then won't be reflected. The home occupies a cul-de-sac position.

Held since July 2007 — that's 19 years off the open market, well above the local norm. That sale landed at the peak of the pre-credit-crunch market, which is a useful reference point when interpreting the price. At 146 m² it's 15.9% larger than the typical home in the postcode (126 m² median across 12 EPCs). On energy efficiency it sits in the top 10% of properties in this postcode. Across 1997–2007, sale prices on this property compounded at 9.5% per year. Today's modelled estimate of £484,000 sits 79.3% above the 2007 sale of £270,000. On a £-per-square-foot basis, the last sale (£172/sq ft) was about 20.2% below the postcode norm. 2 planning records sit against the property, 2 approved, 0 refused. Past consents include an extension, meaningful when judging how the property has evolved.