Flat 1, 9 Osborne Terrace, Newcastle Upon Tyne, NE2 1NE

Flat 1 is a six-bedroom mid-terrace house in Newcastle Upon Tyne (NE2 1NE). It has a recorded floor area of 154 m² (around 1658 sq ft), construction records dating it to before 1900 and council tax band B. At 154 m² this is the largest unit on EPC record across the building (59–154 m²). The building's EPC ratings span D to C, with this unit at the bottom. The latest certificate (November 2021) shows a D (score 67), on the cusp of jumping into the C band. The rating has held steady at D across 2 certificates since May 2010. Between certificates, window efficiency went from Average to Good and lighting went from Very Poor to Very Good. The recommended improvements would push it to C (score 78).

At 154 m² the property is well over the postcode median (72 m² across 74 EPCs), placing it in the larger end of the local stock. It lags the bulk of the postcode on energy efficiency (less efficient than 73% of similar EPCs). Across 2009–2014, sale prices on this property compounded at 8.1% per year. Today's modelled estimate of £339,000 is 18.9% above the 2014 sale price. On a £-per-square-foot basis, the last sale (£172/sq ft) was about 37% below the postcode norm. Last changed hands 12 years ago, in July 2014.