Flat 2, 123 London Road, High Wycombe, HP11 1BT

Flat 2 is a one-bedroom semi-detached house in High Wycombe (HP11 1BT). It has a recorded floor area of 45 m² (around 484 sq ft), construction records dating it to 1900-1929 and council tax band B. At 45 m² this is the 7th smallest of 11 units on EPC record in the building, where floor areas span 36–55 m². The building's EPC ratings span E to C, with this unit at the bottom. The latest certificate (April 2018) shows an E (score 50), well below the UK norm with real room to improve. The recommended improvements would push it to D (score 64). Main heating runs on electricity.

At 45 m² it's 18.2% smaller than the typical home in the postcode (55 m² median across 53 EPCs). It lags the bulk of the postcode on energy efficiency (less efficient than 72% of similar EPCs). Across 2013–2016, sale prices on this property compounded at 8.9% per year. On a £-per-square-foot basis, the last sale (£403/sq ft) was about 44.4% above the typical sold price in the postcode. Last sold in March 2016, so it's been off the market for around 10 years.