15 Newminster Road, Cardiff, CF23 5AP

15 Newminster Road is a two-bedroom end-of-terrace house in Cardiff (CF23 5AP). It has a recorded floor area of 76 m² (around 818 sq ft), construction records dating it to 1900-1929 and council tax band D. At 76 m² this is the 2nd smallest of 12 units on EPC record in the building, where floor areas span 65–182 m². The building's EPC ratings span E to C, with this unit at the bottom. On EPC score it ranks last in the building (45 versus a best of 76). The latest certificate (February 2013) shows an E (score 45), well below the UK norm with real room to improve. The recommended improvements would lift it to C (score 73), a 2-band jump. The latest certificate is from February 2013, so improvements made since then won't be reflected.

At 76 m² it sits well below the postcode median (144 m² across 11 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. Across 1997–2014, sale prices on this property compounded at 8.6% per year. Today's modelled estimate of £246,000 is 35.2% above the 2014 sale price. On a £-per-square-foot basis, the last sale (£222/sq ft) was about 34.5% above the typical sold price in the postcode. On the market in July 2014 and unlisted since — roughly 12 years.