3 St Josephs Mews, Grove Road North, Southsea, PO5 1HS

3 St Josephs Mews is a two-bedroom mid-terrace house in Southsea (PO5 1HS). It has a recorded floor area of 49 m² (around 527 sq ft), construction records dating it to 1983-1990 and council tax band B. At 49 m² this is the smallest unit on EPC record across the building (49–72 m²). The building's EPC ratings span E to D, with this unit at the top. On EPC score it ranks first in the building (65 versus a worst of 47). The latest certificate (July 2019) shows a D (score 65), on the cusp of jumping into the C band. The recommended improvements would push it to C (score 80). Main heating runs on electricity.

Held since November 2004 — that's 22 years off the open market, well above the local norm. Across the public record there are 5 sales, relatively high churn for a single property. Across 1996–2004, sale prices on this property compounded at 11.4% per year. Today's modelled estimate of £150,000 is 45.6% above the 2004 sale price. On a £-per-square-foot basis, the last sale (£195/sq ft) was about 21.1% above the typical sold price in the postcode.