23a, South Street, St Austell, PL25 5BH

23a is an end-of-terrace house in St Austell (PL25 5BH). It has a recorded floor area of 147 m² (around 1582 sq ft), construction records dating it to 1900-1929 and council tax band C. At 147 m² this is the largest unit on EPC record across the building (52–147 m²). The building's EPC ratings span E to C, with this unit at the bottom. The latest certificate (May 2021) shows an E (score 49), well below the UK norm with real room to improve. When first surveyed in November 2011 the rating was F, the property has climbed 1 band since. Between certificates, window efficiency went from Average to Good and lighting went from Average to Very Good. The recommended improvements would push it to D (score 68).

At 147 m² the property is well over the postcode median (62 m² across 4 EPCs), placing it in the larger end of the local stock. It lags the bulk of the postcode on energy efficiency (less efficient than 75% of similar EPCs). Today's modelled estimate of £181,000 sits 96.7% above the 2013 sale of £92,000. On a £-per-square-foot basis, the last sale (£58/sq ft) was about 42.2% below the postcode norm. 13 years since the last transfer (July 2013).