27c, Penryn Avenue, Fishermead, Milton Keynes, MK6 2BQ

27c is a two-bedroom mid-terrace house in Fishermead, Milton Keynes, Milton Keynes (MK6 2BQ). It has a recorded floor area of 56 m² (around 603 sq ft), construction records dating it to 1976-1982 and council tax band A. The latest certificate (February 2021) shows a D (score 63), on the cusp of jumping into the C band. The rating has held steady at D across 2 certificates since December 2010. Between certificates, lighting went from Very Poor to Very Good and main heating went from Average to Good; while window efficiency dropped from Good to Average. The recommended improvements would push it to C (score 72). At 56 m² this is the 6th smallest of 17 units on EPC record in the building, where floor areas span 50–111 m². The building's EPC ratings span E to C across 17 units on file.

Held since April 2003 — that's 23 years off the open market, well above the local norm. Across 2002–2003, sale prices on this property compounded at 45.5% per year. Today's modelled estimate of £148,000 sits 127.7% above the 2003 sale of £64,995. On a £-per-square-foot basis, the last sale (£108/sq ft) was about 39.8% above the typical sold price in the postcode. At 56 m² it sits well below the postcode median (102 m² across 16 EPCs), making it one of the more compact homes locally. It lags the bulk of the postcode on energy efficiency (less efficient than 75% of similar EPCs).