4 Darleys Close, Grendon Underwood, Aylesbury, HP18 0SE

4 Darleys Close is a five-bedroom detached house in Grendon Underwood, Aylesbury, Aylesbury (HP18 0SE). It has a recorded floor area of 154 m² (around 1658 sq ft), construction records dating it to 1967-1975 and council tax band E. The latest certificate (September 2015) shows an E (score 44), well below the UK norm with real room to improve. The rating has held steady at E across 2 certificates since March 2013. Between certificates, hot-water efficiency went from Poor to Average. The recommended improvements would lift it to C (score 78), a 2-band jump. Main heating runs on oil. The latest certificate is from September 2015, so improvements made since then won't be reflected. Other recorded features include a conservatory.

At 154 m² the property is well over the postcode median (108 m² across 6 EPCs), placing it in the larger end of the local stock. 5 bedrooms is on the larger side for this postcode, where 3 is the typical count. Across 2002–2014, sale prices on this property compounded at 2.5% per year. Today's modelled estimate of £529,000 sits 62.8% above the 2014 sale of £325,000. On a £-per-square-foot basis, the last sale (£196/sq ft) was about 37.9% below the postcode norm. 2 planning records sit against the property, 2 approved, 0 refused. Past consents include an extension and partial demolition, meaningful when judging how the property has evolved. Last sold in January 2014, so it's been off the market for around 12 years.