Flat 10, 7 Park Road, Grendon Underwood, Aylesbury, HP18 0TD

Flat 10 is a two-bedroom end-of-terrace house in Grendon Underwood, Aylesbury, Aylesbury (HP18 0TD). It has a recorded floor area of 51 m² (around 549 sq ft), construction records dating it to 2003-2006 and council tax band B. At 51 m² this is the smallest unit on EPC record across the building (51–149 m²). The building's EPC ratings span G to C, with this unit at the top. On EPC score it ranks first in the building (78 versus a worst of 17). The latest certificate (April 2026) shows a C (score 78), near the top of the C band. When first surveyed in November 2010 the rating was D, the property has climbed 1 band since. Between certificates, wall efficiency went from Average to Good. Main heating runs on electricity. This certificate was lodged in the last six months, so the rating reflects current condition.

Held since August 2005 — that's 21 years off the open market, well above the local norm. At 51 m² it sits well below the postcode median (122 m² across 13 EPCs), making it one of the more compact homes locally. Across 2002–2005, sale prices on this property compounded at -22.6% per year. Today's modelled estimate of £191,000 is 46.9% above the 2005 sale price. On a £-per-square-foot basis, the last sale (£237/sq ft) was about 49% above the typical sold price in the postcode.