28d, Penryn Avenue, Fishermead, Milton Keynes, MK6 2BG

28d is a one-bedroom end-of-terrace house in Fishermead, Milton Keynes, Milton Keynes (MK6 2BG). It has a recorded floor area of 51 m² (around 549 sq ft), construction records dating it to 1983-1990 and council tax band A. At 51 m² this is the 4th smallest of 55 units on EPC record in the building, where floor areas span 38–128 m². The building's EPC ratings span D to C, with this unit at the top. The latest certificate (July 2021) shows a C (score 76), near the top of the C band. When first surveyed in January 2016 the rating was D, the property has climbed 1 band since. Between certificates, wall efficiency went from Very Poor to Good, roof efficiency went from Very Poor to Average and lighting went from Very Poor to Very Good.

Held since February 2006 — that's 20 years off the open market, well above the local norm. Across 2002–2006, sale prices on this property compounded at 59.8% per year. Today's modelled estimate of £133,000 sits 98.5% above the 2006 sale of £67,000. On a £-per-square-foot basis, the last sale (£122/sq ft) was about 17.4% above the typical sold price in the postcode. At 51 m² it sits well below the postcode median (106 m² across 54 EPCs), making it one of the more compact homes locally.