30 Jupiter Court, Gunwharf Quays, Portsmouth, PO1 3TS

30 Jupiter Court is a two-bedroom semi-detached house in Portsmouth (PO1 3TS). It has a recorded floor area of 94 m² (around 1012 sq ft), construction records dating it to 1996-2002 and council tax band E. The latest certificate (July 2021) returns a B (score 82), comfortably above the UK average. The rating has held steady at B across 2 certificates since March 2011. Between certificates, lighting went from Average to Very Good; while window efficiency dropped from Good to Average. At 94 m² this is the 26th smallest of 30 units on EPC record in the building, where floor areas span 42–143 m². The building's EPC ratings span D to B, with this unit at the top.

It hasn't traded since March 2001, a hold of 25 years that's notably long for the area. Only one transfer is on record with HM Land Registry, suggesting it has stayed in the same hands for a long time. At 94 m² the property is well over the postcode median (69 m² across 29 EPCs), placing it in the larger end of the local stock. Its energy rating outperforms most of the postcode (better than 79% of similar EPCs). Today's modelled estimate of £287,000 sits 72.1% above the 2001 sale of £166,791. On a £-per-square-foot basis, the last sale (£165/sq ft) was about 52.7% below the postcode norm.