27 Chapman Lane, Flackwell Heath, High Wycombe, HP10 9AZ

27 Chapman Lane is a three-bedroom detached house in Flackwell Heath, High Wycombe, High Wycombe (HP10 9AZ). It has a recorded floor area of 193 m² (around 2077 sq ft), construction records dating it to 1967-1975 and council tax band F. The latest certificate (June 2018) shows a D (score 65), on the cusp of jumping into the C band. When first surveyed in September 2010 the rating was F, the property has climbed 2 bands since. Between certificates, window efficiency went from Average to Good, hot-water efficiency went from Poor to Good and lighting went from Good to Very Good. The recommended improvements would lift it to B (score 82), a 2-band jump. Our model identifies extension potential, subject to local planning policy.

At 193 m² the property is well over the postcode median (139 m² across 16 EPCs), placing it in the larger end of the local stock. Across 2011–2018, sale prices on this property compounded at 5.3% per year. Today's modelled estimate of £834,000 is 26.8% above the 2018 sale price. On a £-per-square-foot basis, the last sale (£316/sq ft) was about 15.4% above the typical sold price in the postcode. Most recent transfer: November 2018 at £657,500.