Flat 1, 136 West Wycombe Road, High Wycombe, HP12 3AA

Flat 1 is a one-bedroom semi-detached house in High Wycombe (HP12 3AA). It has a recorded floor area of 38 m² (around 409 sq ft), construction records dating it to 1950-1966 and council tax band B. At 38 m² this is the 2nd smallest of 4 units on EPC record in the building, where floor areas span 37–43 m². The building's EPC ratings span D to C, with this unit at the bottom. Other recorded features include a conservatory and outbuildings. The latest certificate (January 2020) 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 February 2010. Between certificates, window efficiency went from Poor to Good; while hot-water efficiency dropped from Very Good to Good and lighting dropped from Good to Very Poor. The recommended improvements would push it to C (score 74).

Sale prices here have outpaced England HPI: 5.1% per year against 0% for the wider region. Today's modelled estimate of £183,000 sits 59.1% above the 2014 sale of £115,000. On a £-per-square-foot basis, the last sale (£281/sq ft) was about 35.2% above the typical sold price in the postcode. On the market in March 2014 and unlisted since — roughly 12 years. Across the public record there are 4 sales, relatively high churn for a single property. At 38 m² it's 26.9% smaller than the typical home in the postcode (52 m² median across 59 EPCs).