10 Orchard Park, St Mellons, Cardiff, CF3 0AQ

10 Orchard Park is a semi-detached house in St. Mellons, Cardiff, Cardiff (CF3 0AQ). It has a recorded floor area of 86 m² (around 926 sq ft), construction records dating it to 1983-1990 and council tax band C. The latest certificate (July 2013) shows a D (score 59), a step below the typical UK home. The rating has held steady at D across 2 certificates since August 2009. Between certificates, window efficiency went from Average to Good, lighting went from Very Poor to Very Good and main heating went from Average to Good; while hot-water efficiency dropped from Average to Poor. The recommended improvements would lift it to B (score 83), a 2-band jump. The latest certificate is from July 2013, so improvements made since then won't be reflected.

It hasn't traded since November 2009, a hold of 17 years that's notably long for the area. That sale fell during the post-crash dip, which often skews comparisons against later neighbouring sales. Across 1999–2009, sale prices on this property compounded at 7.7% per year. Today's modelled estimate of £220,000 sits 91.3% above the 2009 sale of £115,000. On a £-per-square-foot basis, the last sale (£124/sq ft) was about 28.3% below the postcode norm. At 86 m² it's 28.4% larger than the typical home in the postcode (67 m² median across 55 EPCs).