10 Chilton Close, Penn, High Wycombe, HP10 8AQ

10 Chilton Close is a four-bedroom detached house in Penn, High Wycombe, High Wycombe (HP10 8AQ). It has a recorded floor area of 122 m² (around 1313 sq ft), construction records dating it to 1967-1975 and council tax band G. The latest certificate (May 2017) shows an E (score 51), well below the UK norm with real room to improve. The recommended improvements would lift it to C (score 76), a 2-band jump. Main heating runs on electricity. Our model identifies extension potential, subject to local planning policy. The home occupies a cul-de-sac position.

On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement. One planning record on file: an extension approved in 2018. Past consents include an extension and a porch, meaningful when judging how the property has evolved. Across 2006–2017, sale prices on this property compounded at 4% per year. Today's modelled estimate of £677,000 is 15.7% above the 2017 sale price. On a £-per-square-foot basis, the last sale (£445/sq ft) was about 28.2% above the typical sold price in the postcode. 9 years since the last transfer (September 2017).