300a, Biscot Road, Luton, LU3 1AZ

300a is a two-bedroom semi-detached house in Luton (LU3 1AZ). It has a recorded floor area of 55 m² (around 592 sq ft), construction records dating it to 1930-1949 and council tax band A. At 55 m² this is the 6th smallest of 10 units on EPC record in the building, where floor areas span 33–168 m². The building's EPC ratings span E to C, with this unit at the bottom. On EPC score it ranks last in the building (43 versus a best of 75). Other recorded features include a basement. The latest certificate (January 2017) shows an E (score 43), well below the UK norm with real room to improve. The recommended improvements would push it to D (score 63).

Held since October 2002 — that's 24 years off the open market, well above the local norm. Across 1995–2002, sale prices on this property compounded at 12.8% per year. Today's modelled estimate of £227,000 sits 63.3% above the 2002 sale of £139,000. On a £-per-square-foot basis, the last sale (£235/sq ft) was about 345.7% above the typical sold price in the postcode.