Flat 3, 7 Park Road, Grendon Underwood, Aylesbury, HP18 0TD

Flat 3 is a mid-terrace house in Grendon Underwood, Aylesbury, Aylesbury (HP18 0TD). It has a recorded floor area of 98 m² (around 1055 sq ft), construction records dating it to 1967-1975 and council tax band C. At 98 m² this is the 6th smallest of 8 units on EPC record in the building, where floor areas span 52–149 m². The building's EPC ratings span G to C across 8 units on file. The latest certificate (April 2018) shows a D (score 65), on the cusp of jumping into the C band. The recommended improvements would push it to C (score 76). Main heating runs on electricity.

Held since August 2005 — that's 21 years off the open market, well above the local norm. Today's modelled estimate of £248,000 sits 77.1% above the 2005 sale of £140,000. On a £-per-square-foot basis, the last sale (£133/sq ft) was about 20.4% below the postcode norm. At 98 m² it's 19.7% smaller than the typical home in the postcode (122 m² median across 13 EPCs).