47a, Orpen Road, Southampton, SO19 0EL

47a is a detached house in Southampton (SO19 0EL). It has a recorded floor area of 77 m² (around 829 sq ft), construction records dating it to 1930-1949 and council tax band B. The latest certificate (October 2020) shows a D (score 63), on the cusp of jumping into the C band. When first surveyed in July 2017 the rating was F, the property has climbed 2 bands since. Between certificates, hot-water efficiency went from Poor to Good and main heating went from Poor to Good; while window efficiency dropped from Good to Average. The recommended improvements would lift it to B (score 84), a 2-band jump.

Held since November 1997 — that's 29 years off the open market, well above the local norm. Only one transfer is on record with HM Land Registry, suggesting it has stayed in the same hands for a long time. Today's modelled estimate of £272,000 sits 444% above the 1997 sale of £50,000. On a £-per-square-foot basis, the last sale (£60/sq ft) was about 70.5% below the postcode norm. It lags the bulk of the postcode on energy efficiency (less efficient than 71% of similar EPCs).