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

Flat 7 is a one-bedroom semi-detached house in Grendon Underwood, Aylesbury, Aylesbury (HP18 0TD). It has a recorded floor area of 60 m² (around 646 sq ft), construction records dating it to 1950-1966 and council tax band B. The latest certificate (July 2018) shows a G (score 17), near the bottom of the EPC scale. The recommended improvements would lift it to C (score 70), a 4-band jump. Main heating runs on electricity. At 60 m² this is the 3rd 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, with this unit at the bottom. On EPC score it ranks last in the building (17 versus a best of 74).

At 60 m² it sits well below the postcode median (122 m² across 13 EPCs), making it one of the more compact homes locally. On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement. Across 2005–2018, sale prices on this property compounded at 0.8% per year. Today's modelled estimate of £175,000 is 20.7% above the 2018 sale price. On a £-per-square-foot basis, the last sale (£225/sq ft) was about 41.3% above the typical sold price in the postcode. Sold October 2018 for £145,000.