22 De Clare Drive, Radyr, Cardiff, CF15 8FY

22 De Clare Drive is a one-bedroom semi-detached house in Radyr, Cardiff, Cardiff (CF15 8FY). It has a recorded floor area of 32 m² (around 344 sq ft), construction records dating it to 2003-2006 and council tax band C. At 32 m² this is the 4th smallest of 79 units on EPC record in the building, where floor areas span 31–186 m². The building's EPC ratings span D to B, with this unit at the bottom. Other recorded features include a balcony. The latest certificate (January 2018) shows a D (score 68), on the cusp of jumping into the C band. Earlier certificates rated it C (November 2008); the latest reading is one band lower. Between certificates, window efficiency dropped from Good to Average and hot-water efficiency dropped from Average to Very Poor. The recommended improvements would lift it to B (score 81), a 2-band jump. Main heating runs on electricity.

At 32 m² it sits well below the postcode median (88 m² across 78 EPCs), making it one of the more compact homes locally. On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement. 1 bedrooms is on the smaller side for this postcode, where 3 is the typical count. Across 2007–2016, sale prices on this property compounded at -1.2% per year. Today's modelled estimate of £140,000 is 14.8% above the 2016 sale price. On a £-per-square-foot basis, the last sale (£354/sq ft) was about 61.1% above the typical sold price in the postcode. On the market in November 2016 and unlisted since — roughly 10 years.