2a, Grove Road South, Southsea, PO5 3QT

2a is a one-bedroom mid-terrace house in Southsea (PO5 3QT). It has a recorded floor area of 51 m² (around 549 sq ft) and construction records dating it to before 1900. At 51 m² this is the smallest unit on EPC record across the building (51–126 m²). The building's EPC ratings span E to C, with this unit at the top. The latest certificate (September 2014) shows a C (score 77), near the top of the C band. When first surveyed in June 2013 the rating was D, the property has climbed 1 band since. Between certificates, lighting went from Average to Very Good; while window efficiency dropped from Good to Average. The recommended improvements would push it to B (score 81). The latest certificate is from September 2014, so improvements made since then won't be reflected.

At 51 m² it sits well below the postcode median (73 m² across 7 EPCs), making it one of the more compact homes locally. Its energy rating outperforms most of the postcode (better than 71% of similar EPCs). Across 1999–2013, sale prices on this property compounded at 9.1% per year. On a £-per-square-foot basis, the last sale (£387/sq ft) was about 56% above the typical sold price in the postcode. 13 years since the last transfer (August 2013). 2 planning records sit against the property, 0 approved, 1 refused.