3 Ashtree House, Elm Road, High Wycombe, HP12 4TB

3 Ashtree House is a two-bedroom end-of-terrace house in High Wycombe (HP12 4TB). It has a recorded floor area of 64 m² (around 689 sq ft), construction records dating it to 1967-1975 and council tax band B. Tenure is freehold. The latest certificate (August 2017) shows a D (score 63), on the cusp of jumping into the C band. When first surveyed in September 2014 the rating was E, the property has climbed 1 band since. Between certificates, wall efficiency went from Poor to Good and hot-water efficiency went from Very Poor to Average; while window efficiency dropped from Good to Average and lighting dropped from Average to Poor. The recommended improvements would push it to C (score 76). At 64 m² this is the 3rd smallest of 6 units on EPC record in the building, where floor areas span 58–65 m². The building's EPC ratings span E to C across 6 units on file.

Across 2002–2018, sale prices on this property compounded at 5.5% per year. On a £-per-square-foot basis, the last sale (£385/sq ft) was about 111.7% above the typical sold price in the postcode. Last sold in January 2018, so it's been off the market for around 8 years.