Flat 1, 2 Grosvenor Place, Bath, BA1 6AX

Flat 1 is a mid-terrace house in Bath (BA1 6AX). It has a recorded floor area of 15 m² (around 161 sq ft), construction records dating it to before 1900 and council tax band A. At 15 m² this is the smallest unit on EPC record across the building (15–100 m²). The building's EPC ratings span E to C, with this unit at the bottom. The latest certificate (August 2019) shows an E (score 43), well below the UK norm with real room to improve. Earlier certificates rated it D (February 2009); the latest reading is one band lower. Between certificates, lighting went from Poor to Very Good; while hot-water efficiency dropped from Good to Very Poor and main heating dropped from Good to Very Poor. The recommended improvements would lift it to C (score 74), a 2-band jump. Main heating runs on electricity.

Today's modelled estimate of £166,000 sits 101.2% above the 2015 sale of £82,500. On a £-per-square-foot basis, the last sale (£511/sq ft) was about 101.2% above the typical sold price in the postcode. At 15 m² it sits well below the postcode median (73 m² across 111 EPCs), making it one of the more compact homes locally. It lags the bulk of the postcode on energy efficiency (less efficient than 80% of similar EPCs). Last changed hands 11 years ago, in July 2015.