24 Saye & Sele Close, Grendon Underwood, Aylesbury, HP18 0SR

24 Saye & Sele Close is a one-bedroom semi-detached house in Grendon Underwood, Aylesbury, Aylesbury (HP18 0SR). It has a recorded floor area of 59 m² (around 635 sq ft), construction records dating it to 1983-1990 and council tax band B. At 59 m² this is the 12th smallest of 14 units on EPC record in the building, where floor areas span 41–86 m². The building's EPC ratings span E to B, with this unit at the bottom. On EPC score it ranks last in the building (54 versus a best of 84). The latest certificate (January 2020) shows an E (score 54), well below the UK norm with real room to improve. The recommended improvements would lift it to C (score 73), a 2-band jump. Main heating runs on electricity.

Held since April 2000 — that's 26 years off the open market, well above the local norm. Only one transfer is on record with HM Land Registry, suggesting it has stayed in the same hands for a long time. At 59 m² it's 28.3% larger than the typical home in the postcode (46 m² median across 13 EPCs). On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement. 1 bedrooms is on the smaller side for this postcode, where 3 is the typical count. Today's modelled estimate of £147,000 sits 110% above the 2000 sale of £70,000. On a £-per-square-foot basis, the last sale (£110/sq ft) was about 45% below the postcode norm.